Baseball Atlas / PROFILE
Baseball players born in Born outside the United States
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SELECTED RECORD
Born outside the United States
Unique active players · 1871–2025
First recorded appearances by decade
- 1870s39
- 1880s73
- 1890s36
- 1900s96
- 1910s84
- 1920s95
- 1930s49
- 1940s132
- 1950s78
- 1960s138
- 1970s139
- 1980s191
- 1990s418
- 2000s565
- 2010s673
- 2020s407
Players in this selection (3213)
Each player is counted once, including players who changed teams. These are recorded birthplaces, not citizenship.
- Fernando Abad · 2010–2023 · La Romana, La Romana, D.R.
- Albert Abreu · 2020–2023 · Guayubin, Monte Cristi, D.R.
- Bobby Abreu · 1996–2014 · Maracay, Aragua, Venezuela
- Bryan Abreu · 2019–2025 · Santo Domingo, Distrito Nacional, D.R.
- Eufemio Abreu · 1919–1925 · Matanzas, Matanzas, Cuba
- Jose Abreu · 2014–2024 · Cienfuegos, Cienfuegos, Cuba
- Juan Abreu · 2011–2011 · San Francisco de Macoris, Duarte, D.R.
- Tony Abreu · 2007–2014 · Puerto Plata, Puerto Plata, D.R.
- Winston Abreu · 2006–2009 · Cotuí, Sánchez Ramírez, D.R.
- Wilyer Abreu · 2023–2025 · Maracaibo, Zulia, Venezuela
- Alfredo Aceves · 2008–2014 · San Luis Rio Colorado, Sonora, México
- Domingo Acevedo · 2021–2023 · Villa de los Almácigos, Santiago Rodríguez, D.R.
- Jose Acevedo · 2001–2005 · Santo Domingo, Distrito Nacional, D.R.
- Juan Acevedo · 1995–2003 · Ciudad Juarez, Chihuahua, México
- Cy Acosta · 1972–1975 · El Sabino, Sinaloa, México
- Ed Acosta · 1970–1972 · Boquete, Chiriquí, Panama
- Jose Acosta · 1920–1922 · Havana, La Habana, Cuba
- Manny Acosta · 2007–2012 · Colon, Colón, Panama
- Maximo Acosta · 2025–2025 · Caracas, Distrito Capital, Venezuela
- Merito Acosta · 1913–1918 · Bauta, Artemisa, Cuba
- Luisangel Acuña · 2024–2025 · Caracas, Distrito Capital, Venezuela
- Ronald Acuña · 2018–2025 · La Guaira, Vargas, Venezuela
- Cristhian Adames · 2014–2019 · Santo Domingo, Distrito Nacional, D.R.
- Willy Adames · 2018–2025 · Santiago, Santiago, D.R.
- Jim Adduci · 2013–2019 · Burnaby, BC, CAN
- Bob Addy · 1871–1877 · Port Hope, ON, CAN
- Joan Adon · 2021–2024 · Santo Domingo, Distrito Nacional, D.R.
- Ehire Adrianza · 2013–2024 · Guarenas, Miranda, Venezuela
- Juan Agosto · 1981–1993 · Rio Piedras, P.R.
- Dario Agrazal · 2019–2019 · Aguadulce, Coclé, Panama
- Luis Aguayo · 1980–1989 · Vega Baja, P.R.
- Jesus Aguilar · 2014–2023 · Maracay, Aragua, Venezuela
- Miguel Aguilar · 2021–2021 · Ciudad Obregon, Sonora, México
- Eddie Ainsmith · 1910–1924 · Moscow, Moscow, Russia
- Shogo Akiyama · 2020–2021 · Yokosuka, Kanagawa, Japan
- Gibson Alba · 1988–1988 · Santiago, Santiago, D.R.
- Jonathan Albaladejo · 2007–2012 · San Juan, P.R.
- Andrew Albers · 2013–2021 · North Battleford, SK, CAN
- Hanser Alberto · 2015–2023 · San Francisco de Macoris, Duarte, D.R.
- Jose Alberro · 1995–1997 · San Juan, P.R.
- Ozzie Albies · 2017–2025 · Willemstad, Curaçao
- Al Alburquerque · 2011–2017 · San Pedro de Macoris, San Pedro de Macorís, D.R.
- Jorge Alcala · 2019–2025 · Bajos de Haina, San Cristóbal, D.R.
- Santo Alcala · 1976–1977 · San Pedro de Macoris, San Pedro de Macorís, D.R.
- Arismendy Alcantara · 2014–2017 · Santo Domingo, Distrito Nacional, D.R.
- Israel Alcantara · 2000–2002 · Bani, Peravia, D.R.
- Kevin Alcántara · 2024–2025 · Santo Domingo, Distrito Nacional, D.R.
- Raul Alcantara · 2016–2017 · Barahona, Barahona, D.R.
- Sandy Alcantara · 2017–2025 · Azua, Azua, D.R.
- Sergio Alcantara · 2020–2025 · Santo Domingo Este, Santo Domingo, D.R.
- Victor Alcantara · 2017–2019 · Santo Domingo, Distrito Nacional, D.R.
- Luis Alcaraz · 1967–1970 · Humacao, P.R.
- Sam Aldegheri · 2024–2025 · Verona, Veneto, Italy
- Bob Alexander · 1955–1957 · Vancouver, BC, CAN
- Manny Alexander · 1992–2006 · San Pedro de Macoris, San Pedro de Macorís, D.R.
- Jorge Alfaro · 2016–2025 · Sincelejo, Sucre, Colombia
- Antonio Alfonseca · 1997–2007 · La Romana, La Romana, D.R.
- Ángel Alfonso · 1924–1930 · Havana, La Habana, Cuba
- Edgardo Alfonzo · 1995–2006 · Santa Teresa, Miranda, Venezuela
- Eliezer Alfonzo · 2006–2011 · Puerto la Cruz, Anzoátegui, Venezuela
- Luis Alicea · 1988–2002 · Santurce, P.R.
- Mel Almada · 1933–1939 · Huatabampo, Sonora, México
- Carlos Almanzar · 1997–2005 · Santiago, Santiago, D.R.
- Rafael Almeida · 1905–1913 · Havana, La Habana, Cuba
- Abraham Almonte · 2013–2023 · Santo Domingo, Distrito Nacional, D.R.
- Edwin Almonte · 2003–2003 · Santiago, Santiago, D.R.
- Erick Almonte · 2001–2011 · Santo Domingo, Distrito Nacional, D.R.
- Hector Almonte · 1999–2003 · Santo Domingo, Distrito Nacional, D.R.
- Miguel Almonte · 2015–2018 · Santiago, Santiago, D.R.
- Zoilo Almonte · 2013–2014 · Santo Domingo, Distrito Nacional, D.R.
- Luis Aloma · 1950–1953 · Havana, La Habana, Cuba
- Roberto Alomar · 1988–2004 · Ponce, P.R.
- Sandy Alomar · 1964–1978 · Salinas, P.R.
- Sandy Alomar · 1988–2007 · Salinas, P.R.
- Rogelio Alonso · 1927–1930 · Havana, La Habana, Cuba
- Yonder Alonso · 2010–2019 · Havana, La Habana, Cuba
- Felipe Alou · 1958–1974 · Bajos de Haina, San Cristóbal, D.R.
- Jesus Alou · 1963–1979 · Bajos de Haina, San Cristóbal, D.R.
- Matty Alou · 1960–1974 · Bajos de Haina, San Cristóbal, D.R.
- Porfi Altamirano · 1982–1984 · Wiscaran Valley Ciudad Dario, Matagalpa, Nicaragua
- Aaron Altherr · 2014–2019 · Landstuhl, Rhineland-Palatinate, Germany
- Jose Altuve · 2011–2025 · Puerto Cabello, Carabobo, Venezuela
- Clemente Alvarez · 2000–2000 · Guanta, Anzoátegui, Venezuela
- Dario Alvarez · 2014–2017 · Santiago, Santiago, D.R.
- Dariel Alvarez · 2015–2016 · Camagüey, Camagüey, Cuba
- Elvis Alvarado · 2025–2025 · Sabaneta, Santiago Rodríguez, D.R.
- Francisco Alvarez · 2022–2025 · Guatire, Miranda, Venezuela
- Gabe Alvarez · 1998–2000 · Navojoa, Sonora, México
- Henderson Alvarez · 2011–2017 · Valencia, Carabobo, Venezuela
- Jose Alvarez · 2013–2022 · Barcelona, Anzoátegui, Venezuela
- Jose Alvarado · 2017–2025 · Maracaibo, Zulia, Venezuela
- Luis Alvarado · 1968–1977 · Lajas, P.R.
- Orlando Alvarez · 1973–1976 · Rio Grande, P.R.
- Ossie Alvarez · 1958–1959 · Bolondron, Matanzas, Cuba
- Pedro Alvarez · 2010–2018 · Santo Domingo, Distrito Nacional, D.R.
- Raúl Álvarez · 1924–1927 · Havana, La Habana, Cuba
- Rogelio Alvarez · 1960–1962 · Pinar del Río, Pinar del Río, Cuba
- Tavo Alvarez · 1995–1996 · Ciudad Obregon, Sonora, México
- Tony Alvarez · 2002–2004 · Caracas, Distrito Capital, Venezuela
- Victor Alvarez · 2002–2003 · Culiacan, Sinaloa, México
First 100 names shown. Download the complete source player snapshot from Sources.
| Place / record | Unique players | Context | Explore |
|---|---|---|---|
| A. J. Jimenez | 1 | First positive recorded appearance: 2017 · San Juan, P.R. | Source record |
| Aaron Altherr | 1 | First positive recorded appearance: 2014 · Landstuhl, Rhineland-Palatinate, Germany | Source record |
| Aaron Guiel | 1 | First positive recorded appearance: 2002 · Vancouver, BC, CAN | Source record |
| Aaron Myette | 1 | First positive recorded appearance: 1999 · New Westminster, BC, CAN | Source record |
| Aaron Whitefield | 1 | First positive recorded appearance: 2020 · Brisbane, QLD, Australia | Source record |
| Abbie Johnson | 1 | First positive recorded appearance: 1896 · Portland, ON, CAN | Source record |
| Abel De Los Santos | 1 | First positive recorded appearance: 2015 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Abiatal Avelino | 1 | First positive recorded appearance: 2018 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Abner Uribe | 1 | First positive recorded appearance: 2023 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Abraham Almonte | 1 | First positive recorded appearance: 2013 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Abraham Nunez | 1 | First positive recorded appearance: 1997 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Abraham Nunez | 1 | First positive recorded appearance: 2002 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Abraham Tolosa | 1 | First positive recorded appearance: 1919 · Cuba | Source record |
| Abraham Toro | 1 | First positive recorded appearance: 2019 · Longueuil, QC, CAN | Source record |
| Adael Amador | 1 | First positive recorded appearance: 2024 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Adalberto Mejia | 1 | First positive recorded appearance: 2016 · Bonao, Monseñor Nouel, D.R. | Source record |
| Adalberto Mendez | 1 | First positive recorded appearance: 2010 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Adam Loewen | 1 | First positive recorded appearance: 2006 · Surrey, BC, CAN | Source record |
| Adam Stern | 1 | First positive recorded appearance: 2005 · London, ON, CAN | Source record |
| Adbert Alzolay | 1 | First positive recorded appearance: 2019 · Puerto Ordaz, Bolívar, Venezuela | Source record |
| Adeiny Hechavarria | 1 | First positive recorded appearance: 2012 · Santiago de Cuba, Santiago de Cuba, Cuba | Source record |
| Adolfo Phillips | 1 | First positive recorded appearance: 1964 · Bethania, Panamá, Panama | Source record |
| Adolis Garcia | 1 | First positive recorded appearance: 2018 · Ciego de Ávila, Ciego de Ávila, Cuba | Source record |
| Adonis Garcia | 1 | First positive recorded appearance: 2015 · Ciego de Ávila, Ciego de Ávila, Cuba | Source record |
| Adonis Medina | 1 | First positive recorded appearance: 2020 · Santo Domingo Centro, Distrito Nacional, D.R. | Source record |
| Adonis Rosa | 1 | First positive recorded appearance: 2019 · Santiago, Santiago, D.R. | Source record |
| Adrian Beltre | 1 | First positive recorded appearance: 1998 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Adrian Hernandez | 1 | First positive recorded appearance: 2001 · Havana, La Habana, Cuba | Source record |
| Adrian Martinez | 1 | First positive recorded appearance: 2022 · Mexicali, Baja California, México | Source record |
| Adrian Morejon | 1 | First positive recorded appearance: 2019 · Havana, La Habana, Cuba | Source record |
| Adrian Nieto | 1 | First positive recorded appearance: 2014 · Havana, La Habana, Cuba | Source record |
| Adrian Sanchez | 1 | First positive recorded appearance: 2017 · Maracaibo, Zulia, Venezuela | Source record |
| Adrian Zabala | 1 | First positive recorded appearance: 1945 · San Antonio de los Banos, Artemisa, Cuba | Source record |
| Agapito Lázaga | 1 | First positive recorded appearance: 1916 · Nuevo Paz, La Habana, Cuba | Source record |
| Agustín Bejerano | 1 | First positive recorded appearance: 1928 · Manzanillo, Oriente, Cuba | Source record |
| Agustin Montero | 1 | First positive recorded appearance: 2006 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Agustín Parpetti | 1 | First positive recorded appearance: 1908 · Havana, La Habana, Cuba | Source record |
| Agustín Ramírez | 1 | First positive recorded appearance: 2025 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Akeel Morris | 1 | First positive recorded appearance: 2015 · St. Thomas, St. Thomas, U.S. Virgin Islands | Source record |
| Akinori Iwamura | 1 | First positive recorded appearance: 2007 · Uwajima, Ehime, Japan | Source record |
| Akinori Otsuka | 1 | First positive recorded appearance: 2004 · Chiba, Chiba, Japan | Source record |
| Al Alburquerque | 1 | First positive recorded appearance: 2011 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Al Campanis | 1 | First positive recorded appearance: 1943 · Kos, South Aegean, Greece | Source record |
| Al Javier | 1 | First positive recorded appearance: 1976 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Al Lawson | 1 | First positive recorded appearance: 1890 · London, London, England | Source record |
| Al McBean | 1 | First positive recorded appearance: 1961 · Charlotte Amalie, St. Thomas, U.S. Virgin Islands | Source record |
| Al Nichols | 1 | First positive recorded appearance: 1875 · Worcester, Worcestershire, England | Source record |
| Al Pardo | 1 | First positive recorded appearance: 1985 · Oviedo, Asturias, Spain | Source record |
| Al Pedrique | 1 | First positive recorded appearance: 1987 · Valencia, Carabobo, Venezuela | Source record |
| Al Reach | 1 | First positive recorded appearance: 1871 · London, London, England | Source record |
| Al Shaw | 1 | First positive recorded appearance: 1901 · Burslem, Staffordshire, England | Source record |
| Al Thake | 1 | First positive recorded appearance: 1872 · Wymondham, Norfolk, England | Source record |
| Alan Rangel | 1 | First positive recorded appearance: 2025 · Hermosillo, Sonora, México | Source record |
| Alay Soler | 1 | First positive recorded appearance: 2006 · Pinar del Río, Pinar del Río, Cuba | Source record |
| Albert Abreu | 1 | First positive recorded appearance: 2020 · Guayubin, Monte Cristi, D.R. | Source record |
| Albert Pujols | 1 | First positive recorded appearance: 2001 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Albert Suarez | 1 | First positive recorded appearance: 2016 · San Felix, Bolívar, Venezuela | Source record |
| Albert Williams | 1 | First positive recorded appearance: 1980 · Pearl Lagoon, Zelaya, Nicaragua | Source record |
| Alberto Arias | 1 | First positive recorded appearance: 2007 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Alberto Baldonado | 1 | First positive recorded appearance: 2021 · Colon, Colón, Panama | Source record |
| Alberto Cabrera | 1 | First positive recorded appearance: 2012 · Las Matas de Farfan, San Juan, D.R. | Source record |
| Alberto Callaspo | 1 | First positive recorded appearance: 2006 · Maracay, Aragua, Venezuela | Source record |
| Alberto Castillo | 1 | First positive recorded appearance: 1995 · San Juan de la Maguana, San Juan, D.R. | Source record |
| Alberto Castillo | 1 | First positive recorded appearance: 2008 · Havana, La Habana, Cuba | Source record |
| Alberto Gonzalez | 1 | First positive recorded appearance: 2007 · Maracaibo, Zulia, Venezuela | Source record |
| Alberto Hernández | 1 | First positive recorded appearance: 1941 · Jove Llanos, Matanzas, Cuba | Source record |
| Alberto Lois | 1 | First positive recorded appearance: 1978 · Hato Mayor, Hato Mayor, D.R. | Source record |
| Alberto Reyes | 1 | First positive recorded appearance: 1995 · San Cristobal, San Cristóbal, D.R. | Source record |
| Alberto Rosario | 1 | First positive recorded appearance: 2016 · Bonao, Monseñor Nouel, D.R. | Source record |
| Alcibíades Palma | 1 | First positive recorded appearance: 1930 · Manzanillo, Oriente, Cuba | Source record |
| Alcides Escobar | 1 | First positive recorded appearance: 2008 · La Sabana, Vargas, Venezuela | Source record |
| Aldon Wilkie | 1 | First positive recorded appearance: 1941 · Zealandia, SK, CAN | Source record |
| Aledmys Diaz | 1 | First positive recorded appearance: 2016 · Santa Clara, Santa Clara, Cuba | Source record |
| Alejandro Chacin | 1 | First positive recorded appearance: 2017 · Maracay, Aragua, Venezuela | Source record |
| Alejandro Crespo | 1 | First positive recorded appearance: 1940 · Güira de Melena, La Habana, Cuba | Source record |
| Alejandro De Aza | 1 | First positive recorded appearance: 2007 · Guaymate, La Romana, D.R. | Source record |
| Alejandro Delgado | 1 | First positive recorded appearance: 1906 · Cuba | Source record |
| Alejandro Freire | 1 | First positive recorded appearance: 2005 · Caracas, Distrito Capital, Venezuela | Source record |
| Alejandro Kirk | 1 | First positive recorded appearance: 2020 · Tijuana, Baja California, México | Source record |
| Alejandro Machado | 1 | First positive recorded appearance: 2005 · Caracas, Distrito Capital, Venezuela | Source record |
| Alejandro Oms | 1 | First positive recorded appearance: 1917 · Santa Clara, Santa Clara, Cuba | Source record |
| Alejandro Osuna | 1 | First positive recorded appearance: 2025 · Ahome, Sinaloa, México | Source record |
| Alejandro Peña | 1 | First positive recorded appearance: 1981 · Cambiaso, Puerto Plata, D.R. | Source record |
| Alejandro Sanchez | 1 | First positive recorded appearance: 1982 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Alejo Lopez | 1 | First positive recorded appearance: 2021 · Mexico City, Distrito Federal, México | Source record |
| Alen Hanson | 1 | First positive recorded appearance: 2016 · La Romana, La Romana, D.R. | Source record |
| Alex Cabrera | 1 | First positive recorded appearance: 2000 · Caripito, Monagas, Venezuela | Source record |
| Alex Carrasquel | 1 | First positive recorded appearance: 1939 · Caracas, Distrito Capital, Venezuela | Source record |
| Alex Cintron | 1 | First positive recorded appearance: 2001 · Humacao, P.R. | Source record |
| Alex Claudio | 1 | First positive recorded appearance: 2014 · Juncos, P.R. | Source record |
| Alex Colome | 1 | First positive recorded appearance: 2013 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Alex Colthirst | 1 | First positive recorded appearance: 1948 · Colón, Colón, Panama | Source record |
| Alex Cora | 1 | First positive recorded appearance: 1998 · Caguas, P.R. | Source record |
| Alex Delgado | 1 | First positive recorded appearance: 1996 · Palmarejo, Zulia, Venezuela | Source record |
| Alex Escobar | 1 | First positive recorded appearance: 2001 · Valencia, Carabobo, Venezuela | Source record |
| Alex Gardner | 1 | First positive recorded appearance: 1884 · Toronto, ON, CAN | Source record |
| Alex Gonzalez | 1 | First positive recorded appearance: 1998 · Cagua, Aragua, Venezuela | Source record |
| Alex Guerrero | 1 | First positive recorded appearance: 2014 · Las Tunas, Las Tunas, Cuba | Source record |
| Alex Hardy | 1 | First positive recorded appearance: 1902 · Toronto, ON, CAN | Source record |
| Alex Hernandez | 1 | First positive recorded appearance: 2000 · San Juan, P.R. | Source record |
| Alex Herrera | 1 | First positive recorded appearance: 2002 · Maracaibo, Zulia, Venezuela | Source record |
| Alex Liddi | 1 | First positive recorded appearance: 2011 · San Remo, Liguria, Italy | Source record |
| Alex Pacheco | 1 | First positive recorded appearance: 1996 · Caracas, Distrito Capital, Venezuela | Source record |
| Alex Prieto | 1 | First positive recorded appearance: 2003 · Caracas, Distrito Capital, Venezuela | Source record |
| Alex Ramirez | 1 | First positive recorded appearance: 1998 · Caracas, Distrito Capital, Venezuela | Source record |
| Alex Romero | 1 | First positive recorded appearance: 2008 · Maracaibo, Zulia, Venezuela | Source record |
| Alex Sanchez | 1 | First positive recorded appearance: 2001 · Havana, La Habana, Cuba | Source record |
| Alex Serrano | 1 | First positive recorded appearance: 2008 · Barcelona, Anzoátegui, Venezuela | Source record |
| Alex Taveras | 1 | First positive recorded appearance: 1976 · Santiago, Santiago, D.R. | Source record |
| Alex Torres | 1 | First positive recorded appearance: 2011 · Valencia, Carabobo, Venezuela | Source record |
| Alex Trevino | 1 | First positive recorded appearance: 1978 · Monterrey, Nuevo León, México | Source record |
| Alex Wells | 1 | First positive recorded appearance: 2021 · Newcastle, NSW, Australia | Source record |
| Alex Wilson | 1 | First positive recorded appearance: 2013 · Dhahran, Eastern Province, Saudi Arabia | Source record |
| Alexander Canario | 1 | First positive recorded appearance: 2023 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Alexei Ramirez | 1 | First positive recorded appearance: 2008 · Pinar del Río, Pinar del Río, Cuba | Source record |
| Alexi Amarista | 1 | First positive recorded appearance: 2011 · Barcelona, Anzoátegui, Venezuela | Source record |
| Alexi Casilla | 1 | First positive recorded appearance: 2006 · San Cristobal, San Cristóbal, D.R. | Source record |
| Alexi Ogando | 1 | First positive recorded appearance: 2010 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Alexis Diaz | 1 | First positive recorded appearance: 2022 · Humacao, P.R. | Source record |
| Alexis Gomez | 1 | First positive recorded appearance: 2002 · Loma de Cabrera, Dajabón, D.R. | Source record |
| Alexis Infante | 1 | First positive recorded appearance: 1987 · Barquisimeto, Lara, Venezuela | Source record |
| Alfonso Pulido | 1 | First positive recorded appearance: 1983 · Terra Blanca, Veracruz, México | Source record |
| Alfonso Soriano | 1 | First positive recorded appearance: 1999 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Alfredo Aceves | 1 | First positive recorded appearance: 2008 · San Luis Rio Colorado, Sonora, México | Source record |
| Alfredo Amezaga | 1 | First positive recorded appearance: 2002 · Ciudad Obregon, Sonora, México | Source record |
| Alfredo Cabrera | 1 | First positive recorded appearance: 1905 · Canary Islands, Canarias, Spain | Source record |
| Alfredo Figaro | 1 | First positive recorded appearance: 2009 · Samana, Samaná, D.R. | Source record |
| Alfredo Gonzalez | 1 | First positive recorded appearance: 2018 · Santa Teresa del Tuy, Miranda, Venezuela | Source record |
| Alfredo Griffin | 1 | First positive recorded appearance: 1976 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Alfredo Marte | 1 | First positive recorded appearance: 2013 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Alfredo Simon | 1 | First positive recorded appearance: 2008 · Santiago, Santiago, D.R. | Source record |
| Ali Sanchez | 1 | First positive recorded appearance: 2020 · Carora, Lara, Venezuela | Source record |
| Ali Solis | 1 | First positive recorded appearance: 2012 · Mexicali, Baja California, México | Source record |
| Allan Lewis | 1 | First positive recorded appearance: 1967 · Colon, Colón, Panama | Source record |
| Allen Cordoba | 1 | First positive recorded appearance: 2017 · Changuinola, Bocas del Toro, Panama | Source record |
| Alphonso Gerard | 1 | First positive recorded appearance: 1945 · Christiansted, St. Croix, U.S. Virgin Islands | Source record |
| Alvaro Espinoza | 1 | First positive recorded appearance: 1984 · Valencia, Carabobo, Venezuela | Source record |
| Alvin Colina | 1 | First positive recorded appearance: 2006 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Amado Samuel | 1 | First positive recorded appearance: 1962 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Amalio Carreno | 1 | First positive recorded appearance: 1991 · Chacachacare, Nueva Esparta, Venezuela | Source record |
| Amauri Sanit | 1 | First positive recorded appearance: 2011 · Havana, La Habana, Cuba | Source record |
| Amaury Garcia | 1 | First positive recorded appearance: 1999 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Amaury Telemaco | 1 | First positive recorded appearance: 1996 · Higuey, La Altagracia, D.R. | Source record |
| Ambiorix Burgos | 1 | First positive recorded appearance: 2005 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Amed Rosario | 1 | First positive recorded appearance: 2017 · Santo Domingo Centro, Distrito Nacional, D.R. | Source record |
| Anastacio Martinez | 1 | First positive recorded appearance: 2004 · Villa Mella, Distrito Nacional, D.R. | Source record |
| Anastasio Santaella | 1 | First positive recorded appearance: 1935 · Havana, La Habana, Cuba | Source record |
| Anderson Espinoza | 1 | First positive recorded appearance: 2022 · Caracas, Distrito Capital, Venezuela | Source record |
| Anderson Garcia | 1 | First positive recorded appearance: 2007 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Anderson Hernandez | 1 | First positive recorded appearance: 2005 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Anderson Machado | 1 | First positive recorded appearance: 2003 · Caracas, Distrito Capital, Venezuela | Source record |
| Anderson Severino | 1 | First positive recorded appearance: 2022 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Anderson Tejeda | 1 | First positive recorded appearance: 2020 · Bani, Peravia, D.R. | Source record |
| Andre Rienzo | 1 | First positive recorded appearance: 2013 · Sao Paulo, Sao Paulo, Brazil | Source record |
| Andre Rodgers | 1 | First positive recorded appearance: 1957 · Nassau, New Providence, Bahamas | Source record |
| Andrelton Simmons | 1 | First positive recorded appearance: 2012 · Mundo-Novo, Curaçao | Source record |
| Andres Berumen | 1 | First positive recorded appearance: 1995 · Tijuana, Baja California, México | Source record |
| Andres Blanco | 1 | First positive recorded appearance: 2004 · Urama, Carabobo, Venezuela | Source record |
| Andrés Chaparro | 1 | First positive recorded appearance: 2024 · El Vigia, Mérida, Venezuela | Source record |
| Andres Galarraga | 1 | First positive recorded appearance: 1985 · Caracas, Distrito Capital, Venezuela | Source record |
| Andres Gimenez | 1 | First positive recorded appearance: 2020 · Barquisimeto, Lara, Venezuela | Source record |
| Andres Machado | 1 | First positive recorded appearance: 2017 · Urama, Carabobo, Venezuela | Source record |
| Andrés Mesa | 1 | First positive recorded appearance: 1948 · Jovellanos, Matanzas, Cuba | Source record |
| Andres Mora | 1 | First positive recorded appearance: 1976 · Rio Bravo, Coahuila, México | Source record |
| Andres Munoz | 1 | First positive recorded appearance: 2019 · Los Mochis, Sinaloa, México | Source record |
| Andres Santana | 1 | First positive recorded appearance: 1990 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Andres Thomas | 1 | First positive recorded appearance: 1985 · Boca Chica, Distrito Nacional, D.R. | Source record |
| Andrew Albers | 1 | First positive recorded appearance: 2013 · North Battleford, SK, CAN | Source record |
| Andruw Jones | 1 | First positive recorded appearance: 1996 · Willemstad, Curaçao | Source record |
| Andruw Monasterio | 1 | First positive recorded appearance: 2023 · Caracas, Distrito Capital, Venezuela | Source record |
| Andry Lara | 1 | First positive recorded appearance: 2025 · Coro, Falcón, Venezuela | Source record |
| Andujar Cedeno | 1 | First positive recorded appearance: 1990 · La Romana, La Romana, D.R. | Source record |
| Andy Cusick | 1 | First positive recorded appearance: 1884 · Limerick, County Limerick, Ireland | Source record |
| Andy Gonzalez | 1 | First positive recorded appearance: 2007 · Rio Piedras, P.R. | Source record |
| Andy Ibanez | 1 | First positive recorded appearance: 2021 · Havana, La Habana, Cuba | Source record |
| Andy Kyle | 1 | First positive recorded appearance: 1912 · Toronto, ON, CAN | Source record |
| Andy Leonard | 1 | First positive recorded appearance: 1871 · Cavan, County Cavan, Ireland | Source record |
| Andy Marte | 1 | First positive recorded appearance: 2005 · Villa Tapia, Hermanas Mirabal, D.R. | Source record |
| Andy Mota | 1 | First positive recorded appearance: 1991 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Andy Pages | 1 | First positive recorded appearance: 2024 · Havana, La Habana, Cuba | Source record |
| Andy Stewart | 1 | First positive recorded appearance: 1997 · Oshawa, ON, CAN | Source record |
| Aneury Rodriguez | 1 | First positive recorded appearance: 2011 · Higuey, La Altagracia, D.R. | Source record |
| Aneurys Zabala | 1 | First positive recorded appearance: 2022 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Ángel Alfonso | 1 | First positive recorded appearance: 1924 · Havana, La Habana, Cuba | Source record |
| Angel Aragon | 1 | First positive recorded appearance: 1914 · Havana, La Habana, Cuba | Source record |
| Angel Berroa | 1 | First positive recorded appearance: 2001 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Angel Bravo | 1 | First positive recorded appearance: 1969 · Maracaibo, Zulia, Venezuela | Source record |
| Angel Castro | 1 | First positive recorded appearance: 2015 · Pimentel, Duarte, D.R. | Source record |
| Angel Chavez | 1 | First positive recorded appearance: 2005 · David, Chiriquí, Panama | Source record |
| Angel Chivilli | 1 | First positive recorded appearance: 2024 · La Victoria, Santo Domingo, D.R. | Source record |
| Angel D'Meza | 1 | First positive recorded appearance: 1905 · Cuba | Source record |
| Angel De Jesus | 1 | First positive recorded appearance: 2022 · Samana, Samaná, D.R. | Source record |
| Angel Escobar | 1 | First positive recorded appearance: 1988 · La Sabana, Vargas, Venezuela | Source record |
| Angel Felipe | 1 | First positive recorded appearance: 2023 · Villa Mella, Santo Domingo, D.R. | Source record |
| Angel Fleitas | 1 | First positive recorded appearance: 1948 · Abreus, Cienfuegos, Cuba | Source record |
| Angel García | 1 | First positive recorded appearance: 1945 · Cuba | Source record |
| Angel Guzman | 1 | First positive recorded appearance: 2006 · Caracas, Distrito Capital, Venezuela | Source record |
| Angel Mangual | 1 | First positive recorded appearance: 1969 · Juana Diaz, P.R. | Source record |
| Angel Martínez | 1 | First positive recorded appearance: 2024 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Angel Miranda | 1 | First positive recorded appearance: 1993 · Arecibo, P.R. | Source record |
| Angel Moreno | 1 | First positive recorded appearance: 1981 · Soledad de Doblado, Veracruz, México | Source record |
| Angel Nesbitt | 1 | First positive recorded appearance: 2015 · Maracay, Aragua, Venezuela | Source record |
| Angel Pagan | 1 | First positive recorded appearance: 2006 · Rio Piedras, P.R. | Source record |
| Angel Peña | 1 | First positive recorded appearance: 1998 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Angel Perdomo | 1 | First positive recorded appearance: 2020 · San Cristobal, San Cristóbal, D.R. | Source record |
| Angel Rondon | 1 | First positive recorded appearance: 2021 · Higuey, La Altagracia, D.R. | Source record |
| Angel Salazar | 1 | First positive recorded appearance: 1983 · Anaco, Anzoátegui, Venezuela | Source record |
| Angel Salome | 1 | First positive recorded appearance: 2008 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Angel Sanchez | 1 | First positive recorded appearance: 2006 · Humacao, P.R. | Source record |
| Angel Sanchez | 1 | First positive recorded appearance: 2017 · Tenares, Hermanas Mirabal, D.R. | Source record |
| Angel Santos | 1 | First positive recorded appearance: 2001 · Rio Piedras, P.R. | Source record |
| Angel Torres | 1 | First positive recorded appearance: 1977 · La Cienaga, Azua, D.R. | Source record |
| Angel Zerpa | 1 | First positive recorded appearance: 2021 · Valle de la Pascua, Guárico, Venezuela | Source record |
| Angelo Encarnacion | 1 | First positive recorded appearance: 1995 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Anibal Sanchez | 1 | First positive recorded appearance: 2006 · Maracay, Aragua, Venezuela | Source record |
| Anthony Castro | 1 | First positive recorded appearance: 2020 · Caracas, Distrito Capital, Venezuela | Source record |
| Anthony Molina | 1 | First positive recorded appearance: 2024 · San Joaquin, Carabobo, Venezuela | Source record |
| Anthony Ortega | 1 | First positive recorded appearance: 2009 · Ocumare del Tuy, Miranda, Venezuela | Source record |
| Anthony Santander | 1 | First positive recorded appearance: 2017 · Margarita, Nueva Esparta, Venezuela | Source record |
| Antoan Richardson | 1 | First positive recorded appearance: 2011 · Nassau, New Providence, Bahamas | Source record |
| Antonio Alfonseca | 1 | First positive recorded appearance: 1997 · La Romana, La Romana, D.R. | Source record |
| Antonio Bastardo | 1 | First positive recorded appearance: 2009 · Hato Mayor, Hato Mayor, D.R. | Source record |
| Antonio María García | 1 | First positive recorded appearance: 1905 · Cuba | Source record |
| Antonio Mirabal | 1 | First positive recorded appearance: 1939 · Bauta, La Habana, Cuba | Source record |
| Antonio Osuna | 1 | First positive recorded appearance: 1995 · Guasave, Sinaloa, México | Source record |
| Antonio Perez | 1 | First positive recorded appearance: 2003 · Bani, Peravia, D.R. | Source record |
| Antonio Rodríguez | 1 | First positive recorded appearance: 1939 · Havana, La Habana, Cuba | Source record |
| Antonio Ruiz | 1 | First positive recorded appearance: 1944 · Havana, La Habana, Cuba | Source record |
| Antonio Santos | 1 | First positive recorded appearance: 2020 · Villa Gonzalez, Santiago, D.R. | Source record |
| Antonio Senzatela | 1 | First positive recorded appearance: 2017 · Valencia, Carabobo, Venezuela | Source record |
| Aquilino Lopez | 1 | First positive recorded appearance: 2003 · Villa Altagracia, San Cristóbal, D.R. | Source record |
| Aramis Ramirez | 1 | First positive recorded appearance: 1998 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Arcenio Leon | 1 | First positive recorded appearance: 2017 · Maracaibo, Zulia, Venezuela | Source record |
| Archie Brathwaite | 1 | First positive recorded appearance: 1944 · Colón, Panama | Source record |
| Argenis Diaz | 1 | First positive recorded appearance: 2010 · Guatire, Miranda, Venezuela | Source record |
| Argenis Reyes | 1 | First positive recorded appearance: 2008 · Santiago, Santiago, D.R. | Source record |
| Ariel Hernandez | 1 | First positive recorded appearance: 2017 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Ariel Jurado | 1 | First positive recorded appearance: 2018 · Aguadulce, Coclé, Panama | Source record |
| Ariel Miranda | 1 | First positive recorded appearance: 2016 · Havana, La Habana, Cuba | Source record |
| Ariel Peña | 1 | First positive recorded appearance: 2015 · Los Jovillos, Azua, D.R. | Source record |
| Ariel Prieto | 1 | First positive recorded appearance: 1995 · Havana, La Habana, Cuba | Source record |
| Arismendy Alcantara | 1 | First positive recorded appearance: 2014 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Aristides Aquino | 1 | First positive recorded appearance: 2018 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Armando Benitez | 1 | First positive recorded appearance: 1994 · Ramon Santana, San Pedro de Macorís, D.R. | Source record |
| Armando Cabañas | 1 | First positive recorded appearance: 1910 · Guanabacoa, La Habana, Cuba | Source record |
| Armando Celada | 1 | First positive recorded appearance: 1929 · Cienfuegos, Cienfuegos, Cuba | Source record |
| Armando Gabino | 1 | First positive recorded appearance: 2009 · Santiago, Santiago, D.R. | Source record |
| Armando Galarraga | 1 | First positive recorded appearance: 2007 · Cumana, Sucre, Venezuela | Source record |
| Armando López | 1 | First positive recorded appearance: 1923 · Santa Clara, Las Villas, Cuba | Source record |
| Armando Marsans | 1 | First positive recorded appearance: 1905 · Matanzas, Matanzas, Cuba | Source record |
| Armando Reynoso | 1 | First positive recorded appearance: 1991 · San Luis Potosi, San Luis Potosí, México | Source record |
| Armando Rios | 1 | First positive recorded appearance: 1998 · Santurce, P.R. | Source record |
| Armando Roche | 1 | First positive recorded appearance: 1945 · Havana, La Habana, Cuba | Source record |
| Armando Torres | 1 | First positive recorded appearance: 1939 · Havana, La Habana, Cuba | Source record |
| Armando Vázquez | 1 | First positive recorded appearance: 1944 · Güines, La Habana, Cuba | Source record |
| Arndt Jorgens | 1 | First positive recorded appearance: 1929 · Modum, Buskerud, Norway | Source record |
| Arnie Munoz | 1 | First positive recorded appearance: 2004 · Mao, Valverde, D.R. | Source record |
| Arnold Leon | 1 | First positive recorded appearance: 2015 · Culiacan, Sinaloa, México | Source record |
| Arodys Vizcaino | 1 | First positive recorded appearance: 2011 · Yaguate, San Cristóbal, D.R. | Source record |
| Aroldis Chapman | 1 | First positive recorded appearance: 2010 · Holguín, Holguín, Cuba | Source record |
| Arquimedes Caminero | 1 | First positive recorded appearance: 2013 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Arquimedez Pozo | 1 | First positive recorded appearance: 1995 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Art Lopez | 1 | First positive recorded appearance: 1965 · Mayaguez, P.R. | Source record |
| Art McGovern | 1 | First positive recorded appearance: 1905 · Saint John, NB, CAN | Source record |
| Arthur Irwin | 1 | First positive recorded appearance: 1880 · Toronto, ON, CAN | Source record |
| Arturo DeFreites | 1 | First positive recorded appearance: 1978 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Arturo Lopez | 1 | First positive recorded appearance: 2009 · Culiacan, Sinaloa, México | Source record |
| Asdrubal Cabrera | 1 | First positive recorded appearance: 2007 · Puerto la Cruz, Anzoátegui, Venezuela | Source record |
| Atahualpa Severino | 1 | First positive recorded appearance: 2011 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Audry Perez | 1 | First positive recorded appearance: 2013 · Sabana Grande de Palenque, San Cristóbal, D.R. | Source record |
| Aurelio Cortés | 1 | First positive recorded appearance: 1928 · Cienfuegos, Las Villas, Cuba | Source record |
| Aurelio Lopez | 1 | First positive recorded appearance: 1974 · Tecamachalco, Puebla, México | Source record |
| Aurelio Monteagudo | 1 | First positive recorded appearance: 1963 · Caibarién, Villa Clara, Cuba | Source record |
| Aurelio Rodriguez | 1 | First positive recorded appearance: 1967 · Cananea, Sonora, México | Source record |
| Austin Brice | 1 | First positive recorded appearance: 2016 · Hong Kong, Hong Kong, China | Source record |
| Avelino Cañizares | 1 | First positive recorded appearance: 1945 · Havana, La Habana, Cuba | Source record |
| Avisail Garcia | 1 | First positive recorded appearance: 2012 · Anaco, Anzoátegui, Venezuela | Source record |
| Axel Lindstrom | 1 | First positive recorded appearance: 1916 · Gustavsberg, Västernorrland, Sweden | Source record |
| Balvino Galvez | 1 | First positive recorded appearance: 1986 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Barbaro Canizares | 1 | First positive recorded appearance: 2009 · Havana, La Habana, Cuba | Source record |
| Barbaro Garbey | 1 | First positive recorded appearance: 1984 · Santiago de Cuba, Santiago de Cuba, Cuba | Source record |
| Barney McLaughlin | 1 | First positive recorded appearance: 1884 · Ireland | Source record |
| Barry Cort | 1 | First positive recorded appearance: 1977 · Toronto, ON, CAN | Source record |
| Bartolo Colon | 1 | First positive recorded appearance: 1997 · Altamira, Puerto Plata, D.R. | Source record |
| Bartolo Portuondo | 1 | First positive recorded appearance: 1916 · Havana, La Habana, Cuba | Source record |
| Bartolome Fortunato | 1 | First positive recorded appearance: 2004 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Basilio Cueria | 1 | First positive recorded appearance: 1922 · Guantánamo, Guantánamo, Cuba | Source record |
| Basilio Rosell | 1 | First positive recorded appearance: 1926 · Los Arabos, Matanzas, Cuba | Source record |
| Beany Jacobson | 1 | First positive recorded appearance: 1904 · Timrå, Västernorrland, Sweden | Source record |
| Beiker Graterol | 1 | First positive recorded appearance: 1999 · Barquisimeto, Lara, Venezuela | Source record |
| Beltran Perez | 1 | First positive recorded appearance: 2006 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Ben Koehler | 1 | First positive recorded appearance: 1905 · Schondorf, Bavaria, Germany | Source record |
| Ben Oglivie | 1 | First positive recorded appearance: 1971 · Colon, Colón, Panama | Source record |
| Ben Rivera | 1 | First positive recorded appearance: 1992 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Bengie Molina | 1 | First positive recorded appearance: 1998 · Rio Piedras, P.R. | Source record |
| Benito Baez | 1 | First positive recorded appearance: 2001 · Bonao, Monseñor Nouel, D.R. | Source record |
| Benito Calderón | 1 | First positive recorded appearance: 1926 · Cienfuegos, Las Villas, Cuba | Source record |
| Benito Santiago | 1 | First positive recorded appearance: 1986 · Ponce, P.R. | Source record |
| Benji Gil | 1 | First positive recorded appearance: 1993 · Tijuana, Baja California, México | Source record |
| Benny Ayala | 1 | First positive recorded appearance: 1974 · Yauco, P.R. | Source record |
| Benny Valenzuela | 1 | First positive recorded appearance: 1958 · Los Mochis, Sinaloa, México | Source record |
| Bernardo Baró | 1 | First positive recorded appearance: 1916 · Cárdenas, Matanzas, Cuba | Source record |
| Bernardo Brito | 1 | First positive recorded appearance: 1992 · San Cristobal, San Cristóbal, D.R. | Source record |
| Bernardo Carrillo | 1 | First positive recorded appearance: 1907 · Cuba | Source record |
| Bernardo Rodríguez | 1 | First positive recorded appearance: 1927 · Havana, La Habana, Cuba | Source record |
| Bernie Castro | 1 | First positive recorded appearance: 2005 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Bernie Williams | 1 | First positive recorded appearance: 1991 · San Juan, P.R. | Source record |
| Bert Blyleven | 1 | First positive recorded appearance: 1970 · Zeist, Utrecht, Netherlands | Source record |
| Bert Campaneris | 1 | First positive recorded appearance: 1964 · Pueblo Nuevo, Matanzas, Cuba | Source record |
| Bert Cueto | 1 | First positive recorded appearance: 1961 · San Luis Pinar, Pinar del Rio, Cuba | Source record |
| Bert Peña | 1 | First positive recorded appearance: 1981 · Santurce, P.R. | Source record |
| Bert Sincock | 1 | First positive recorded appearance: 1908 · Barkerville, BC, CAN | Source record |
| Bien Figueroa | 1 | First positive recorded appearance: 1992 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Bienvenido Jiménez | 1 | First positive recorded appearance: 1915 · Cienfuegos, Las Villas, Cuba | Source record |
| Bienvenido Rodríguez | 1 | First positive recorded appearance: 1948 · Santa Isabel, P.R. | Source record |
| Bill Atkinson | 1 | First positive recorded appearance: 1976 · Chatham, ON, CAN | Source record |
| Bill Castro | 1 | First positive recorded appearance: 1974 · Santiago, Santiago, D.R. | Source record |
| Bill Collins | 1 | First positive recorded appearance: 1887 · Dublin, County Dublin, Ireland | Source record |
| Bill Cristall | 1 | First positive recorded appearance: 1901 · Odesa, Kherson, Russia | Source record |
| Bill Farmer | 1 | First positive recorded appearance: 1888 · Dublin, County Dublin, Ireland | Source record |
| Bill Harris | 1 | First positive recorded appearance: 1957 · Duguayville, NB, CAN | Source record |
| Bill Haywood | 1 | First positive recorded appearance: 1968 · Colon, Colón, Panama | Source record |
| Bill Hunter | 1 | First positive recorded appearance: 1884 · St. Thomas, ON, CAN | Source record |
| Bill Jones | 1 | First positive recorded appearance: 1911 · Hartland, NB, CAN | Source record |
| Bill Kuehne | 1 | First positive recorded appearance: 1883 · Leipzig, Saxony, Germany | Source record |
| Bill Lelivelt | 1 | First positive recorded appearance: 1909 · Netherlands | Source record |
| Bill Magee | 1 | First positive recorded appearance: 1897 · NB, CAN | Source record |
| Bill Miller | 1 | First positive recorded appearance: 1902 · Bad Schwalbach, Hesse, Germany | Source record |
| Bill Mountjoy | 1 | First positive recorded appearance: 1883 · London, ON, CAN | Source record |
| Bill O'Hara | 1 | First positive recorded appearance: 1909 · Toronto, ON, CAN | Source record |
| Bill Ortega | 1 | First positive recorded appearance: 2001 · Havana, La Habana, Cuba | Source record |
| Bill Pfann | 1 | First positive recorded appearance: 1894 · Hamilton, ON, CAN | Source record |
| Bill Phillips | 1 | First positive recorded appearance: 1879 · Saint John, NB, CAN | Source record |
| Bill Sullivan | 1 | First positive recorded appearance: 1878 · Ireland | Source record |
| Bill Watkins | 1 | First positive recorded appearance: 1884 · Brantford, ON, CAN | Source record |
| Bill Zimmerman | 1 | First positive recorded appearance: 1915 · Kengen, North Rhine-Westphalia, Germany | Source record |
| Billy Palmer | 1 | First positive recorded appearance: 1885 · London, London, England | Source record |
| Billy Reid | 1 | First positive recorded appearance: 1883 · London, ON, CAN | Source record |
| Blake Hawksworth | 1 | First positive recorded appearance: 2009 · North Vancouver, BC, CAN | Source record |
| Blas Castano | 1 | First positive recorded appearance: 2025 · Espaillat, Espaillat, D.R. | Source record |
| Bo Diaz | 1 | First positive recorded appearance: 1977 · Cua, Miranda, Venezuela | Source record |
| Bo Naylor | 1 | First positive recorded appearance: 2022 · Mississauga, ON, CAN | Source record |
| Bob Addy | 1 | First positive recorded appearance: 1871 · Port Hope, ON, CAN | Source record |
| Bob Alexander | 1 | First positive recorded appearance: 1955 · Vancouver, BC, CAN | Source record |
| Bob Casey | 1 | First positive recorded appearance: 1882 · Adolphustown, ON, CAN | Source record |
| Bob Davidson | 1 | First positive recorded appearance: 1989 · Bad Kreuznach, Rhineland-Palatinate, West Germany | Source record |
| Bob Emslie | 1 | First positive recorded appearance: 1883 · Guelph, ON, CAN | Source record |
| Bob Greenwood | 1 | First positive recorded appearance: 1954 · Cananea, Sonora, México | Source record |
| Bob Hooper | 1 | First positive recorded appearance: 1950 · Leamington, ON, CAN | Source record |
| Bob Steele | 1 | First positive recorded appearance: 1916 · Cassburn, ON, CAN | Source record |
| Bob Troy | 1 | First positive recorded appearance: 1912 · Bad Wurzach, Baden-Württemberg, Germany | Source record |
| Bobby Abreu | 1 | First positive recorded appearance: 1996 · Maracay, Aragua, Venezuela | Source record |
| Bobby Avila | 1 | First positive recorded appearance: 1949 · Veracruz, Veracruz, México | Source record |
| Bobby Chouinard | 1 | First positive recorded appearance: 1996 · Manila, National Capital Region, Philippines | Source record |
| Bobby Clack | 1 | First positive recorded appearance: 1874 · England | Source record |
| Bobby Estalella | 1 | First positive recorded appearance: 1935 · Cardenas, Matanzas, Cuba | Source record |
| Bobby Fenwick | 1 | First positive recorded appearance: 1972 · Naha, Okinawa, Japan | Source record |
| Bobby Herrera | 1 | First positive recorded appearance: 1951 · Nuevo Laredo, Tamaulipas, México | Source record |
| Bobby Munoz | 1 | First positive recorded appearance: 1993 · Rio Piedras, P.R. | Source record |
| Bobby Prescott | 1 | First positive recorded appearance: 1961 · Colon, Colón, Panama | Source record |
| Bobby Ramos | 1 | First positive recorded appearance: 1978 · Calabazar de Sagua, Villa Clara, Cuba | Source record |
| Bobby Thomson | 1 | First positive recorded appearance: 1946 · Glasgow, Glasgow, Scotland | Source record |
| Bobby Trevino | 1 | First positive recorded appearance: 1968 · Monterrey, Nuevo León, México | Source record |
| Bombo Rivera | 1 | First positive recorded appearance: 1975 · Ponce, P.R. | Source record |
| Brad Harman | 1 | First positive recorded appearance: 2008 · Melbourne, VIC, Australia | Source record |
| Brad Thomas | 1 | First positive recorded appearance: 2001 · Sydney, NSW, Australia | Source record |
| Bradgley Rodriguez | 1 | First positive recorded appearance: 2025 · Petare, Miranda, Venezuela | Source record |
| Brailyn Marquez | 1 | First positive recorded appearance: 2020 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Braulio Castillo | 1 | First positive recorded appearance: 1991 · Elias Pina, Elías Piña, D.R. | Source record |
| Brayan Bello | 1 | First positive recorded appearance: 2022 · Samana, Samaná, D.R. | Source record |
| Brayan Peña | 1 | First positive recorded appearance: 2005 · Havana, La Habana, Cuba | Source record |
| Brayan Rocchio | 1 | First positive recorded appearance: 2023 · Caracas, Distrito Capital, Venezuela | Source record |
| Brayan Villarreal | 1 | First positive recorded appearance: 2011 · La Guaira, Vargas, Venezuela | Source record |
| Brendan Donovan | 1 | First positive recorded appearance: 2022 · Wurzburg, Bavaria, Germany | Source record |
| Brett Lawrie | 1 | First positive recorded appearance: 2011 · Langley, BC, CAN | Source record |
| Breyvic Valera | 1 | First positive recorded appearance: 2017 · Montalban, Carabobo, Venezuela | Source record |
| Brian Lesher | 1 | First positive recorded appearance: 1996 · Wilrijk, Antwerp, Belgium | Source record |
| Brian Navarreto | 1 | First positive recorded appearance: 2020 · Bayamon, P.R. | Source record |
| Brian Ostrosser | 1 | First positive recorded appearance: 1973 · Hamilton, ON, CAN | Source record |
| Bruce Bochy | 1 | First positive recorded appearance: 1978 · Landes de Bussac, Nouvelle-Aquitaine, France | Source record |
| Bruce Chen | 1 | First positive recorded appearance: 1998 · Panama City, Panamá, Panama | Source record |
| Bruce Maxwell | 1 | First positive recorded appearance: 2016 · Wiesbaden, Hesse, Germany | Source record |
| Bruce Rondon | 1 | First positive recorded appearance: 2013 · Valencia, Carabobo, Venezuela | Source record |
| Brusdar Graterol | 1 | First positive recorded appearance: 2019 · Calobozo, Guárico, Venezuela | Source record |
| Bryan Abreu | 1 | First positive recorded appearance: 2019 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Bryan De La Cruz | 1 | First positive recorded appearance: 2021 · Santo Domingo Este, Santo Domingo, D.R. | Source record |
| Bryan Oelkers | 1 | First positive recorded appearance: 1983 · Zaragoza, Aragon, Spain | Source record |
| Bryan Ramos | 1 | First positive recorded appearance: 2024 · Havana, La Habana, Cuba | Source record |
| Bunk Congalton | 1 | First positive recorded appearance: 1902 · Guelph, ON, CAN | Source record |
| Busta Quintana | 1 | First positive recorded appearance: 1934 · Cuba | Source record |
| Byung Ho Park | 1 | First positive recorded appearance: 2016 · Seoul, Seoul, South Korea | Source record |
| Byung-Hyun Kim | 1 | First positive recorded appearance: 1999 · Gwangju, Gwangju, South Korea | Source record |
| C. C. Lee | 1 | First positive recorded appearance: 2013 · Penghu, Penghu County, Taiwan | Source record |
| Cade Smith | 1 | First positive recorded appearance: 2024 · Abbotsford, BC, CAN | Source record |
| Cal Quantrill | 1 | First positive recorded appearance: 2019 · Port Hope, ON, CAN | Source record |
| Callix Crabbe | 1 | First positive recorded appearance: 2008 · St. Thomas, St. Thomas, U.S. Virgin Islands | Source record |
| Calvin Maduro | 1 | First positive recorded appearance: 1996 · Santa Cruz, Santa Cruz, Aruba | Source record |
| Calvin Pickering | 1 | First positive recorded appearance: 1998 · St. Thomas, St. Thomas, U.S. Virgin Islands | Source record |
| Cameron Cairncross | 1 | First positive recorded appearance: 2000 · Cairns, QLD, Australia | Source record |
| Camilo Doval | 1 | First positive recorded appearance: 2021 · Yamasa, Monte Plata, D.R. | Source record |
| Camilo Pascual | 1 | First positive recorded appearance: 1954 · Havana, La Habana, Cuba | Source record |
| Cándido Gálvez | 1 | First positive recorded appearance: 1929 · Havana, La Habana, Cuba | Source record |
| Cándido Morales | 1 | First positive recorded appearance: 1948 · Cuba | Source record |
| Cándido Salazar | 1 | First positive recorded appearance: 1924 · Camagüey, Camagüey, Cuba | Source record |
| Cando López | 1 | First positive recorded appearance: 1926 · Havana, La Habana, Cuba | Source record |
| Candy Maldonado | 1 | First positive recorded appearance: 1981 · Humacao, P.R. | Source record |
| Candy Sierra | 1 | First positive recorded appearance: 1988 · Rio Piedras, P.R. | Source record |
| Carl Linhart | 1 | First positive recorded appearance: 1952 · Zborov, Prešov, Czechoslovakia | Source record |
| Carlos Almanzar | 1 | First positive recorded appearance: 1997 · Santiago, Santiago, D.R. | Source record |
| Carlos Ascanio | 1 | First positive recorded appearance: 1946 · Santa Lucía, Miranda, Venezuela | Source record |
| Carlos Asuaje | 1 | First positive recorded appearance: 2016 · Barquisimeto, Lara, Venezuela | Source record |
| Carlos Baerga | 1 | First positive recorded appearance: 1990 · Santurce, P.R. | Source record |
| Carlos Beltran | 1 | First positive recorded appearance: 1998 · Manati, P.R. | Source record |
| Carlos Bernier | 1 | First positive recorded appearance: 1953 · Juana Diaz, P.R. | Source record |
| Carlos Blanco | 1 | First positive recorded appearance: 1941 · Bayamo, Oriente, Cuba | Source record |
| Carlos Carrasco | 1 | First positive recorded appearance: 2009 · Barquisimeto, Lara, Venezuela | Source record |
| Carlos Casimiro | 1 | First positive recorded appearance: 2000 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Carlos Colás | 1 | First positive recorded appearance: 1941 · Caimito del Guayabal, La Habana, Cuba | Source record |
| Carlos Contreras | 1 | First positive recorded appearance: 2014 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Carlos Corporan | 1 | First positive recorded appearance: 2009 · Hato Rey, P.R. | Source record |
| Carlos Correa | 1 | First positive recorded appearance: 2015 · Ponce, P.R. | Source record |
| Carlos Delgado | 1 | First positive recorded appearance: 1993 · Aguadilla, P.R. | Source record |
| Carlos Duran | 1 | First positive recorded appearance: 2025 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Carlos Estevez | 1 | First positive recorded appearance: 2016 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Carlos Etchegoyen | 1 | First positive recorded appearance: 1932 · Marianao, La Habana, Cuba | Source record |
| Carlos Febles | 1 | First positive recorded appearance: 1998 · El Seibo, El Seibo, D.R. | Source record |
| Carlos Frias | 1 | First positive recorded appearance: 2014 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Carlos Garcia | 1 | First positive recorded appearance: 1990 · Tachira, Táchira, Venezuela | Source record |
| Carlos Gomez | 1 | First positive recorded appearance: 2007 · Santiago, Santiago, D.R. | Source record |
| Carlos Gonzalez | 1 | First positive recorded appearance: 2008 · Maracaibo, Zulia, Venezuela | Source record |
| Carlos Guillen | 1 | First positive recorded appearance: 1998 · Maracay, Aragua, Venezuela | Source record |
| Carlos Hernandez | 1 | First positive recorded appearance: 1990 · San Felix, Bolívar, Venezuela | Source record |
| Carlos Hernandez | 1 | First positive recorded appearance: 1999 · Caracas, Distrito Capital, Venezuela | Source record |
| Carlos Hernandez | 1 | First positive recorded appearance: 2001 · Guacara, Carabobo, Venezuela | Source record |
| Carlos Hernandez | 1 | First positive recorded appearance: 2020 · Guayana, Bolívar, Venezuela | Source record |
| Carlos Lee | 1 | First positive recorded appearance: 1999 · Aguadulce, Coclé, Panama | Source record |
| Carlos Lezcano | 1 | First positive recorded appearance: 1980 · Arecibo, P.R. | Source record |
| Carlos Lopez | 1 | First positive recorded appearance: 1976 · Mazatlan, Sinaloa, México | Source record |
| Carlos Maldonado | 1 | First positive recorded appearance: 1990 · Chepo, Panamá, Panama | Source record |
| Carlos Maldonado | 1 | First positive recorded appearance: 2006 · Maracaibo, Zulia, Venezuela | Source record |
| Carlos Marmol | 1 | First positive recorded appearance: 2006 · Bonao, Monseñor Nouel, D.R. | Source record |
| Carlos Martinez | 1 | First positive recorded appearance: 1988 · La Guaira, Vargas, Venezuela | Source record |
| Carlos Martinez | 1 | First positive recorded appearance: 2006 · Villa Vasquez, Monte Cristi, D.R. | Source record |
| Carlos Martinez | 1 | First positive recorded appearance: 2013 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Carlos Mendez | 1 | First positive recorded appearance: 2003 · Caracas, Distrito Capital, Venezuela | Source record |
| Carlos Mendoza | 1 | First positive recorded appearance: 1997 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Carlos Monasterios | 1 | First positive recorded appearance: 2010 · Higuerote, Miranda, Venezuela | Source record |
| Carlos Morán | 1 | First positive recorded appearance: 1906 · Matanzas, Matanzas, Cuba | Source record |
| Carlos Narváez | 1 | First positive recorded appearance: 2024 · Maracay, Aragua, Venezuela | Source record |
| Carlos Pascual | 1 | First positive recorded appearance: 1950 · Havana, La Habana, Cuba | Source record |
| Carlos Paula | 1 | First positive recorded appearance: 1954 · Havana, La Habana, Cuba | Source record |
| Carlos Peguero | 1 | First positive recorded appearance: 2011 · Hondo Valle, Elías Piña, D.R. | Source record |
| Carlos Peña | 1 | First positive recorded appearance: 2001 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Carlos Perez | 1 | First positive recorded appearance: 1995 · Nigua, San Cristóbal, D.R. | Source record |
| Carlos Perez | 1 | First positive recorded appearance: 2015 · Valencia, Carabobo, Venezuela | Source record |
| Carlos Perez | 1 | First positive recorded appearance: 2022 · Valencia, Carabobo, Venezuela | Source record |
| Carlos Ponce | 1 | First positive recorded appearance: 1985 · Rio Piedras, P.R. | Source record |
| Carlos Pulido | 1 | First positive recorded appearance: 1994 · Caracas, Distrito Capital, Venezuela | Source record |
| Carlos Quintana | 1 | First positive recorded appearance: 1988 · Mamporal, Miranda, Venezuela | Source record |
| Carlos Ramirez | 1 | First positive recorded appearance: 2017 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Carlos Rivera | 1 | First positive recorded appearance: 2003 · Fajardo, P.R. | Source record |
| Carlos Rivero | 1 | First positive recorded appearance: 2014 · Barquisimeto, Lara, Venezuela | Source record |
| Carlos Rodriguez | 1 | First positive recorded appearance: 1991 · Mexico City, Distrito Federal, México | Source record |
| Carlos Rodriguez | 1 | First positive recorded appearance: 2024 · Rivas, Rivas, Nicaragua | Source record |
| Carlos Rosa | 1 | First positive recorded appearance: 2008 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Carlos Royer | 1 | First positive recorded appearance: 1906 · Cuba | Source record |
| Carlos Ruiz | 1 | First positive recorded appearance: 2006 · David, Chiriquí, Panama | Source record |
| Carlos Sanabria | 1 | First positive recorded appearance: 2020 · La Victoria, Aragua, Venezuela | Source record |
| Carlos Sanchez | 1 | First positive recorded appearance: 2014 · Maracay, Aragua, Venezuela | Source record |
| Carlos Santana | 1 | First positive recorded appearance: 2010 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Carlos Santiago | 1 | First positive recorded appearance: 1946 · Mayagüez, P.R. | Source record |
| Carlos Silva | 1 | First positive recorded appearance: 2002 · Bolivar, Bolívar, Venezuela | Source record |
| Carlos Tocci | 1 | First positive recorded appearance: 2018 · Maracay, Aragua, Venezuela | Source record |
| Carlos Triunfel | 1 | First positive recorded appearance: 2012 · Santiago, Santiago, D.R. | Source record |
| Carlos Valderrama | 1 | First positive recorded appearance: 2003 · Bachaquero, Zulia, Venezuela | Source record |
| Carlos Valdez | 1 | First positive recorded appearance: 1995 · Bani, Peravia, D.R. | Source record |
| Carlos Vargas | 1 | First positive recorded appearance: 2023 · Moca, Espaillat, D.R. | Source record |
| Carlos Velazquez | 1 | First positive recorded appearance: 1973 · Loiza, P.R. | Source record |
| Carlos Villanueva | 1 | First positive recorded appearance: 2006 · Santiago, Santiago, D.R. | Source record |
| Carlos Zambrano | 1 | First positive recorded appearance: 2001 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Carmelo Castillo | 1 | First positive recorded appearance: 1982 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Carmelo Martinez | 1 | First positive recorded appearance: 1983 · Dorado, P.R. | Source record |
| Cecilio Guante | 1 | First positive recorded appearance: 1982 · Villa Mella, Distrito Nacional, D.R. | Source record |
| Ceddanne Rafaela | 1 | First positive recorded appearance: 2023 · Willemstad, Curaçao | Source record |
| Celerino Sanchez | 1 | First positive recorded appearance: 1972 · El Guayabal, Veracruz, México | Source record |
| Cesar Cabral | 1 | First positive recorded appearance: 2013 · Sabana Grande de Palenque, San Cristóbal, D.R. | Source record |
| Cesar Cedeno | 1 | First positive recorded appearance: 1970 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Cesar Crespo | 1 | First positive recorded appearance: 2001 · Rio Piedras, P.R. | Source record |
| Cesar Devarez | 1 | First positive recorded appearance: 1995 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Cesar Geronimo | 1 | First positive recorded appearance: 1969 · El Seibo, El Seibo, D.R. | Source record |
| Cesar Gutierrez | 1 | First positive recorded appearance: 1967 · Coro, Falcón, Venezuela | Source record |
| Cesar Hernandez | 1 | First positive recorded appearance: 1992 · Yamasa, Monte Plata, D.R. | Source record |
| Cesar Hernandez | 1 | First positive recorded appearance: 2013 · Valencia, Carabobo, Venezuela | Source record |
| Cesar Izturis | 1 | First positive recorded appearance: 2001 · Barquisimeto, Lara, Venezuela | Source record |
| Cesar Jimenez | 1 | First positive recorded appearance: 2006 · Cumana, Sucre, Venezuela | Source record |
| César Prieto | 1 | First positive recorded appearance: 2025 · Cienfuegos, Cienfuegos, Cuba | Source record |
| Cesar Puello | 1 | First positive recorded appearance: 2017 · La Romana, La Romana, D.R. | Source record |
| César Salazar | 1 | First positive recorded appearance: 2023 · Hermosillo, Sonora, México | Source record |
| Cesar Tovar | 1 | First positive recorded appearance: 1965 · Caracas, Distrito Capital, Venezuela | Source record |
| Cesar Valdez | 1 | First positive recorded appearance: 2010 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Cesar Vargas | 1 | First positive recorded appearance: 2016 · Puebla, Puebla, México | Source record |
| Cha-Seung Baek | 1 | First positive recorded appearance: 2004 · Busan, Busan, South Korea | Source record |
| Chadwick Tromp | 1 | First positive recorded appearance: 2020 · Oranjestad, Oranjestad, Aruba | Source record |
| Chan Ho Park | 1 | First positive recorded appearance: 1994 · Gongju, South Chungcheong Province, South Korea | Source record |
| Chang-Yong Lim | 1 | First positive recorded appearance: 2013 · Gwangju, Gwangju, South Korea | Source record |
| Chano García | 1 | First positive recorded appearance: 1926 · Caibarién, Las Villas, Cuba | Source record |
| Charles Leblanc | 1 | First positive recorded appearance: 2022 · Laval, QC, CAN | Source record |
| Charlie Bold | 1 | First positive recorded appearance: 1914 · Karlskrona, Blekinge, Sweden | Source record |
| Charlie Hallstrom | 1 | First positive recorded appearance: 1885 · Jönköping, Jönköping, Sweden | Source record |
| Charlie Hanford | 1 | First positive recorded appearance: 1914 · Tunstall, Staffordshire, England | Source record |
| Charlie Lea | 1 | First positive recorded appearance: 1980 · Orleans, Centre-Val de Loire, France | Source record |
| Charlie McCullough | 1 | First positive recorded appearance: 1890 · Dublin, County Dublin, Ireland | Source record |
| Charlie Mead | 1 | First positive recorded appearance: 1943 · Vermilion, AB, CAN | Source record |
| Charlie Montoyo | 1 | First positive recorded appearance: 1993 · Florida, P.R. | Source record |
| Charlie Rivera | 1 | First positive recorded appearance: 1939 · Santurce, P.R. | Source record |
| Chase Burns | 1 | First positive recorded appearance: 2025 · Napoli, Campania, Italy | Source record |
| Che-Hsuan Lin | 1 | First positive recorded appearance: 2012 · Hualien City, Hualien County, Taiwan | Source record |
| Cheo Hernández | 1 | First positive recorded appearance: 1920 · Havana, La Habana, Cuba | Source record |
| Cheo Ramos | 1 | First positive recorded appearance: 1929 · Güines, La Habana, Cuba | Source record |
| Cheslor Cuthbert | 1 | First positive recorded appearance: 2015 · Corn Island, South Caribbean Coast, Nicaragua | Source record |
| Chi-Chi Olivo | 1 | First positive recorded appearance: 1961 · Guayubin, Monte Cristi, D.R. | Source record |
| Chia-Jen Lo | 1 | First positive recorded appearance: 2013 · Pingtung City, Pingtung County, Taiwan | Source record |
| Chick Pedroes | 1 | First positive recorded appearance: 1902 · Havana, La Habana, Cuba | Source record |
| Chico Carrasquel | 1 | First positive recorded appearance: 1950 · Caracas, Distrito Capital, Venezuela | Source record |
| Chico Escarrega | 1 | First positive recorded appearance: 1982 · Los Mochis, Sinaloa, México | Source record |
| Chico Fernandez | 1 | First positive recorded appearance: 1956 · Havana, La Habana, Cuba | Source record |
| Chico Garcia | 1 | First positive recorded appearance: 1954 · Veracruz, Veracruz, México | Source record |
| Chico Hernandez | 1 | First positive recorded appearance: 1942 · Havana, La Habana, Cuba | Source record |
| Chico Ruiz | 1 | First positive recorded appearance: 1964 · Santo Domingo, Villa Clara, Cuba | Source record |
| Chico Ruiz | 1 | First positive recorded appearance: 1978 · Santurce, P.R. | Source record |
| Chico Salmon | 1 | First positive recorded appearance: 1964 · Colon, Colón, Panama | Source record |
| Chien-Ming Wang | 1 | First positive recorded appearance: 2005 · Tainan City, Tainan City, Taiwan | Source record |
| Chih-Wei Hu | 1 | First positive recorded appearance: 2017 · Taichung City, Taichung City, Taiwan | Source record |
| Chile Gomez | 1 | First positive recorded appearance: 1935 · Mazatlan, Sinaloa, México | Source record |
| Chili Davis | 1 | First positive recorded appearance: 1981 · Kingston, Kingston, Jamaica | Source record |
| Chin-Feng Chen | 1 | First positive recorded appearance: 2002 · Tainan City, Tainan City, Taiwan | Source record |
| Chin-hui Tsao | 1 | First positive recorded appearance: 2003 · Hualien City, Hualien County, Taiwan | Source record |
| Chin-lung Hu | 1 | First positive recorded appearance: 2007 · Tainan City, Tainan City, Taiwan | Source record |
| Chito Martinez | 1 | First positive recorded appearance: 1991 · Belize, Belize, British Honduras | Source record |
| Cholly Naranjo | 1 | First positive recorded appearance: 1956 · Havana, La Habana, Cuba | Source record |
| Chris Leroux | 1 | First positive recorded appearance: 2009 · Montreal, QC, CAN | Source record |
| Chris Mears | 1 | First positive recorded appearance: 2003 · Ottawa, ON, CAN | Source record |
| Chris Oxspring | 1 | First positive recorded appearance: 2005 · Ipswich, QLD, Australia | Source record |
| Chris Reed | 1 | First positive recorded appearance: 2015 · London, London, England | Source record |
| Chris Robinson | 1 | First positive recorded appearance: 2013 · London, ON, CAN | Source record |
| Christian Bethancourt | 1 | First positive recorded appearance: 2013 · Panama City, Panamá, Panama | Source record |
| Christian Colon | 1 | First positive recorded appearance: 2014 · Cayey, P.R. | Source record |
| Christian Montes De Oca | 1 | First positive recorded appearance: 2025 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Christian Vazquez | 1 | First positive recorded appearance: 2014 · Bayamon, P.R. | Source record |
| Christian Villanueva | 1 | First positive recorded appearance: 2017 · Guadalajara, Jalisco, México | Source record |
| Christopher Morel | 1 | First positive recorded appearance: 2022 · Santiago, Santiago, D.R. | Source record |
| Chub Collins | 1 | First positive recorded appearance: 1884 · Dundas, ON, CAN | Source record |
| Chucho Ramos | 1 | First positive recorded appearance: 1944 · Maturin, Monagas, Venezuela | Source record |
| Cionel Perez | 1 | First positive recorded appearance: 2018 · Havana, La Habana, Cuba | Source record |
| Clarence Currie | 1 | First positive recorded appearance: 1902 · Glencoe, ON, CAN | Source record |
| Claro Duany | 1 | First positive recorded appearance: 1944 · Caibarién, Las Villas, Cuba | Source record |
| Claude Gouzzie | 1 | First positive recorded appearance: 1903 · France | Source record |
| Claude Raymond | 1 | First positive recorded appearance: 1959 · St. Jean, QC, CAN | Source record |
| Claudio Manela | 1 | First positive recorded appearance: 1921 · Cavite City, Southern Tagalog, Philippines | Source record |
| Claudio Vargas | 1 | First positive recorded appearance: 2003 · Mao, Valverde, D.R. | Source record |
| Clemente Alvarez | 1 | First positive recorded appearance: 2000 · Guanta, Anzoátegui, Venezuela | Source record |
| Clemente Carreras | 1 | First positive recorded appearance: 1940 · Havana, La Habana, Cuba | Source record |
| Cleveland Clark | 1 | First positive recorded appearance: 1945 · Victoria de las Tunas, Oriente, Cuba | Source record |
| Clyde Parris | 1 | First positive recorded appearance: 1946 · Panama City, Panamá, Panama | Source record |
| Cocaína García | 1 | First positive recorded appearance: 1927 · Manacas, Las Villas, Cuba | Source record |
| Coco Ferrer | 1 | First positive recorded appearance: 1946 · Juana Díaz, P.R. | Source record |
| Coco Laboy | 1 | First positive recorded appearance: 1969 · Ponce, P.R. | Source record |
| Cody McKay | 1 | First positive recorded appearance: 2002 · Vancouver, BC, CAN | Source record |
| Con Lucid | 1 | First positive recorded appearance: 1893 · Dublin, County Dublin, Ireland | Source record |
| Con Starkel | 1 | First positive recorded appearance: 1906 · Neu-Norka, Samara, Russia | Source record |
| Connie Marrero | 1 | First positive recorded appearance: 1950 · Sagua La Grande, Villa Clara, Cuba | Source record |
| Conny Doyle | 1 | First positive recorded appearance: 1883 · Ireland | Source record |
| Conrado Rodríguez | 1 | First positive recorded appearance: 1909 · Cuba | Source record |
| Conrado Rodríguez | 1 | First positive recorded appearance: 1928 · Holguín, Oriente, Cuba | Source record |
| Cookie Rojas | 1 | First positive recorded appearance: 1962 · Havana, La Habana, Cuba | Source record |
| Cooney Snyder | 1 | First positive recorded appearance: 1898 · Chingacousy, ON, CAN | Source record |
| Corey Koskie | 1 | First positive recorded appearance: 1998 · Anola, MB, CAN | Source record |
| Craig House | 1 | First positive recorded appearance: 2000 · Naha Air Force Base, Okinawa, Japan | Source record |
| Craig Lefferts | 1 | First positive recorded appearance: 1983 · Munich, Bavaria, West Germany | Source record |
| Craig Shipley | 1 | First positive recorded appearance: 1986 · Parramatta, NSW, Australia | Source record |
| Craig Stansberry | 1 | First positive recorded appearance: 2007 · Dammam, Eastern Province, Saudi Arabia | Source record |
| Cris Colon | 1 | First positive recorded appearance: 1992 · La Guaira, Vargas, Venezuela | Source record |
| Cristhian Adames | 1 | First positive recorded appearance: 2014 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Cristhian Martinez | 1 | First positive recorded appearance: 2009 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Cristian Guzman | 1 | First positive recorded appearance: 1999 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Cristian Javier | 1 | First positive recorded appearance: 2020 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Cristian Mena | 1 | First positive recorded appearance: 2024 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Cristian Pache | 1 | First positive recorded appearance: 2020 · Santo Domingo Centro, Distrito Nacional, D.R. | Source record |
| Cristóbal Torriente | 1 | First positive recorded appearance: 1913 · Cienfuegos, Cienfuegos, Cuba | Source record |
| Cristofer Ogando | 1 | First positive recorded appearance: 2022 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Cristopher Sanchez | 1 | First positive recorded appearance: 2021 · La Romana, La Romana, D.R. | Source record |
| Curry Foley | 1 | First positive recorded appearance: 1879 · Milltown, County Kerry, Ireland | Source record |
| Curtis Mead | 1 | First positive recorded appearance: 2023 · Adelaide, SA, Australia | Source record |
| Cy Acosta | 1 | First positive recorded appearance: 1972 · El Sabino, Sinaloa, México | Source record |
| Cyclone Ryan | 1 | First positive recorded appearance: 1887 · Cappawhite, County Tipperary, Ireland | Source record |
| D'Angelo Jimenez | 1 | First positive recorded appearance: 1999 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Dad Meek | 1 | First positive recorded appearance: 1889 · Dolni Lukavice, Bohemia | Source record |
| Dae-ho Lee | 1 | First positive recorded appearance: 2016 · Busan, Busan, South Korea | Source record |
| Dae-Sung Koo | 1 | First positive recorded appearance: 2005 · Daejeon, Daejeon, South Korea | Source record |
| Dairon Blanco | 1 | First positive recorded appearance: 2022 · Florida, Camagüey, Cuba | Source record |
| Daisuke Matsuzaka | 1 | First positive recorded appearance: 2007 · Tokyo, Tokyo, Japan | Source record |
| Dalier Hinojosa | 1 | First positive recorded appearance: 2015 · Isla de la Juventud, Isla de la Juventud, Cuba | Source record |
| Dalton Pompey | 1 | First positive recorded appearance: 2014 · Mississauga, ON, CAN | Source record |
| Damaso Blanco | 1 | First positive recorded appearance: 1972 · Curiepe, Miranda, Venezuela | Source record |
| Damaso Garcia | 1 | First positive recorded appearance: 1978 · Moca, Espaillat, D.R. | Source record |
| Damaso Marte | 1 | First positive recorded appearance: 1999 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Damian Moss | 1 | First positive recorded appearance: 2001 · Darlinghurst, NSW, Australia | Source record |
| Damon Mashore | 1 | First positive recorded appearance: 1996 · Ponce, P.R. | Source record |
| Dan O'Connor | 1 | First positive recorded appearance: 1890 · Guelph, ON, CAN | Source record |
| Daniel Cabrera | 1 | First positive recorded appearance: 2004 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Daniel Castro | 1 | First positive recorded appearance: 2015 · Guaymas, Sonora, México | Source record |
| Daniel Corcino | 1 | First positive recorded appearance: 2014 · Azua, Azua, D.R. | Source record |
| Daniel Duarte | 1 | First positive recorded appearance: 2022 · Huatabampo, Sonora, México | Source record |
| Daniel Garibay | 1 | First positive recorded appearance: 2000 · Maneadero, Baja California, México | Source record |
| Daniel Palencia | 1 | First positive recorded appearance: 2023 · San Carlos, Cojedes, Venezuela | Source record |
| Danny Bautista | 1 | First positive recorded appearance: 1993 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Danny Cox | 1 | First positive recorded appearance: 1983 · Northampton, Northamptonshire, England | Source record |
| Danny Graves | 1 | First positive recorded appearance: 1996 · Saigon, South Vietnam | Source record |
| Danny Klassen | 1 | First positive recorded appearance: 1998 · Leamington, ON, CAN | Source record |
| Danny Leon | 1 | First positive recorded appearance: 1992 · La Concepcion, Zulia, Venezuela | Source record |
| Danny Morejon | 1 | First positive recorded appearance: 1958 · Havana, La Habana, Cuba | Source record |
| Danny Mota | 1 | First positive recorded appearance: 2000 · El Seibo, El Seibo, D.R. | Source record |
| Danny Ortiz | 1 | First positive recorded appearance: 2017 · Caguas, P.R. | Source record |
| Danny Richar | 1 | First positive recorded appearance: 2007 · La Romana, La Romana, D.R. | Source record |
| Danny Rios | 1 | First positive recorded appearance: 1997 · Madrid, New Castile, Spain | Source record |
| Danny Salazar | 1 | First positive recorded appearance: 2013 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Danny Sandoval | 1 | First positive recorded appearance: 2005 · Barquisimeto, Lara, Venezuela | Source record |
| Danny Santana | 1 | First positive recorded appearance: 2014 · Monte Plata, Monte Plata, D.R. | Source record |
| Danny Tartabull | 1 | First positive recorded appearance: 1984 · San Juan, P.R. | Source record |
| Dany Jimenez | 1 | First positive recorded appearance: 2020 · San Cristobal, San Cristóbal, D.R. | Source record |
| Danys Baez | 1 | First positive recorded appearance: 2001 · Pinar del Río, Pinar del Río, Cuba | Source record |
| Darell Hernaiz | 1 | First positive recorded appearance: 2024 · San Juan, P.R. | Source record |
| Dariel Alvarez | 1 | First positive recorded appearance: 2015 · Camagüey, Camagüey, Cuba | Source record |
| Darien Nunez | 1 | First positive recorded appearance: 2021 · Las Tunas, Las Tunas, Cuba | Source record |
| Dario Agrazal | 1 | First positive recorded appearance: 2019 · Aguadulce, Coclé, Panama | Source record |
| Dario Alvarez | 1 | First positive recorded appearance: 2014 · Santiago, Santiago, D.R. | Source record |
| Dario Veras | 1 | First positive recorded appearance: 1996 · Santiago, Santiago, D.R. | Source record |
| Darwin Cubillan | 1 | First positive recorded appearance: 2000 · Bobures, Zulia, Venezuela | Source record |
| Darwinzon Hernandez | 1 | First positive recorded appearance: 2019 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Dauri Moreta | 1 | First positive recorded appearance: 2021 · Comendador, Elías Piña, D.R. | Source record |
| Dave Brain | 1 | First positive recorded appearance: 1901 · Hereford, Herefordshire, England | Source record |
| Dave Concepcion | 1 | First positive recorded appearance: 1970 · Ocumare de la Costa, Aragua, Venezuela | Source record |
| Dave Davidson | 1 | First positive recorded appearance: 2007 · Richmond Hill, ON, CAN | Source record |
| Dave McKay | 1 | First positive recorded appearance: 1975 · Vancouver, BC, CAN | Source record |
| Dave Nilsson | 1 | First positive recorded appearance: 1992 · Brisbane, QLD, Australia | Source record |
| Dave Pagan | 1 | First positive recorded appearance: 1973 · Nipawin, SK, CAN | Source record |
| Dave Pavlas | 1 | First positive recorded appearance: 1990 · Frankfurt, Hesse, West Germany | Source record |
| Dave Roberts | 1 | First positive recorded appearance: 1962 · Panama City, Panamá, Panama | Source record |
| Dave Roberts | 1 | First positive recorded appearance: 1999 · Naha, Okinawa, Japan | Source record |
| Dave Rosello | 1 | First positive recorded appearance: 1972 · Mayaguez, P.R. | Source record |
| Dave Rowan | 1 | First positive recorded appearance: 1911 · Elora, ON, CAN | Source record |
| Dave Shipanoff | 1 | First positive recorded appearance: 1985 · Edmonton, AB, CAN | Source record |
| Dave Wainhouse | 1 | First positive recorded appearance: 1991 · Toronto, ON, CAN | Source record |
| David Cortes | 1 | First positive recorded appearance: 1999 · Mexicali, Baja California, México | Source record |
| David Gómez | 1 | First positive recorded appearance: 1925 · Havana, La Habana, Cuba | Source record |
| David Green | 1 | First positive recorded appearance: 1981 · Managua, Managua, Nicaragua | Source record |
| David Lenz | 1 | First positive recorded appearance: 1872 · Germany | Source record |
| David Martinez | 1 | First positive recorded appearance: 2013 · Cumana, Sucre, Venezuela | Source record |
| David Ortiz | 1 | First positive recorded appearance: 1997 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| David Paulino | 1 | First positive recorded appearance: 2016 · Nizao, Peravia, D.R. | Source record |
| David Peralta | 1 | First positive recorded appearance: 2014 · Valencia, Carabobo, Venezuela | Source record |
| Davis Romero | 1 | First positive recorded appearance: 2006 · Aguadulce, Coclé, Panama | Source record |
| Dawel Lugo | 1 | First positive recorded appearance: 2018 · Bani, Peravia, D.R. | Source record |
| Dayan Diaz | 1 | First positive recorded appearance: 2016 · Cartagena, Bolívar, Colombia | Source record |
| Dayan Viciedo | 1 | First positive recorded appearance: 2010 · Remedios, Villa Clara, Cuba | Source record |
| Daysbel Hernández | 1 | First positive recorded appearance: 2023 · Sandino, Pinar del Rio, Cuba | Source record |
| Dedniel Núñez | 1 | First positive recorded appearance: 2024 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Deivi Cruz | 1 | First positive recorded appearance: 1997 · Bani, Peravia, D.R. | Source record |
| Deivi Garcia | 1 | First positive recorded appearance: 2020 · Bonao, Monseñor Nouel, D.R. | Source record |
| Deivy Grullon | 1 | First positive recorded appearance: 2019 · Bonao, Monseñor Nouel, D.R. | Source record |
| Denio Canton | 1 | First positive recorded appearance: 1941 · Havana, La Habana, Cuba | Source record |
| Denis Boucher | 1 | First positive recorded appearance: 1991 · Montreal, QC, CAN | Source record |
| Denis Phipps | 1 | First positive recorded appearance: 2012 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Dennis Fitzgerald | 1 | First positive recorded appearance: 1890 · England | Source record |
| Dennis Martinez | 1 | First positive recorded appearance: 1976 · Granada, Granada, Nicaragua | Source record |
| Dennis Santana | 1 | First positive recorded appearance: 2018 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Denny Bautista | 1 | First positive recorded appearance: 2004 · Sanchez, Samaná, D.R. | Source record |
| Denny Gonzalez | 1 | First positive recorded appearance: 1984 · Sabana Grande de Boya, Monte Plata, D.R. | Source record |
| Dennys Reyes | 1 | First positive recorded appearance: 1997 · Higuera de Zaragoza, Sinaloa, México | Source record |
| Denyi Reyes | 1 | First positive recorded appearance: 2022 · San Cristobal, San Cristóbal, D.R. | Source record |
| Denzel Clarke | 1 | First positive recorded appearance: 2025 · Toronto, ON, CAN | Source record |
| Denzer Guzman | 1 | First positive recorded appearance: 2025 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Deolis Guerra | 1 | First positive recorded appearance: 2015 · San Felix, Bolívar, Venezuela | Source record |
| Derek Aucoin | 1 | First positive recorded appearance: 1996 · Lachine, QC, CAN | Source record |
| Dermis Garcia | 1 | First positive recorded appearance: 2022 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Devern Hansack | 1 | First positive recorded appearance: 2006 · Pearl Lagoon, Zelaya, Nicaragua | Source record |
| Devon White | 1 | First positive recorded appearance: 1985 · Kingston, Kingston, Jamaica | Source record |
| Dick Fowler | 1 | First positive recorded appearance: 1941 · Toronto, ON, CAN | Source record |
| Dick Higham | 1 | First positive recorded appearance: 1871 · Ipswich, Suffolk, England | Source record |
| Dick Lines | 1 | First positive recorded appearance: 1966 · Montreal, QC, CAN | Source record |
| Dicky Gonzalez | 1 | First positive recorded appearance: 2001 · Bayamon, P.R. | Source record |
| Didi Gregorius | 1 | First positive recorded appearance: 2012 · Amsterdam, North Holland, Netherlands | Source record |
| Didier Fuentes | 1 | First positive recorded appearance: 2025 · Tolu, Sucre, Colombia | Source record |
| Diego Castillo | 1 | First positive recorded appearance: 2018 · Cabrera, María Trinidad Sánchez, D.R. | Source record |
| Diego Castillo | 1 | First positive recorded appearance: 2022 · Barquisimeto, Lara, Venezuela | Source record |
| Diego Moreno | 1 | First positive recorded appearance: 2015 · Higuerote, Miranda, Venezuela | Source record |
| Diego Segui | 1 | First positive recorded appearance: 1962 · Holguín, Holguín, Cuba | Source record |
| Dilson Herrera | 1 | First positive recorded appearance: 2014 · Cartagena, Bolívar, Colombia | Source record |
| Dilson Torres | 1 | First positive recorded appearance: 1995 · Maracay, Aragua, Venezuela | Source record |
| Dinelson Lamet | 1 | First positive recorded appearance: 2017 · Santiago, Santiago, D.R. | Source record |
| Diomedes Olivo | 1 | First positive recorded appearance: 1960 · Guayubin, Monte Cristi, D.R. | Source record |
| Dioner Navarro | 1 | First positive recorded appearance: 2004 · Caracas, Distrito Capital, Venezuela | Source record |
| Diory Hernandez | 1 | First positive recorded appearance: 2009 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Dixon Machado | 1 | First positive recorded appearance: 2015 · San Cristobal, Táchira, Venezuela | Source record |
| Doc Miller | 1 | First positive recorded appearance: 1910 · Chatham, ON, CAN | Source record |
| Dolf Luque | 1 | First positive recorded appearance: 1914 · Havana, La Habana, Cuba | Source record |
| Domingo Acevedo | 1 | First positive recorded appearance: 2021 · Villa de los Almácigos, Santiago Rodríguez, D.R. | Source record |
| Domingo Cedeno | 1 | First positive recorded appearance: 1993 · La Romana, La Romana, D.R. | Source record |
| Domingo Gámiz | 1 | First positive recorded appearance: 1925 · Havana, La Habana, Cuba | Source record |
| Domingo German | 1 | First positive recorded appearance: 2017 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Domingo Guzman | 1 | First positive recorded appearance: 1999 · San Cristobal, San Cristóbal, D.R. | Source record |
| Domingo Jean | 1 | First positive recorded appearance: 1993 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Domingo Leyba | 1 | First positive recorded appearance: 2019 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Domingo Martinez | 1 | First positive recorded appearance: 1992 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Domingo Ramos | 1 | First positive recorded appearance: 1978 · Santiago, Santiago, D.R. | Source record |
| Domingo Santana | 1 | First positive recorded appearance: 2014 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Domingo Tapia | 1 | First positive recorded appearance: 2020 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Donaldo Mendez | 1 | First positive recorded appearance: 2001 · Barquisimeto, Lara, Venezuela | Source record |
| Donovan Solano | 1 | First positive recorded appearance: 2012 · Barranquilla, Atlántico, Colombia | Source record |
| Doug Frobel | 1 | First positive recorded appearance: 1982 · Ottawa, ON, CAN | Source record |
| Dovydas Neverauskas | 1 | First positive recorded appearance: 2017 · Vilnius, Vilnius, Lithuania | Source record |
| Duaner Sanchez | 1 | First positive recorded appearance: 2002 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Duke Markell | 1 | First positive recorded appearance: 1951 · Paris, Île-de-France, France | Source record |
| Dustin Molleken | 1 | First positive recorded appearance: 2016 · Regina, SK, CAN | Source record |
| Dutch Schesler | 1 | First positive recorded appearance: 1931 · Frankfurt, Hesse, Germany | Source record |
| Dutch Schliebner | 1 | First positive recorded appearance: 1923 · Berlin, Berlin, Germany | Source record |
| Earl Ashby | 1 | First positive recorded appearance: 1945 · Havana, La Habana, Cuba | Source record |
| Earl Cook | 1 | First positive recorded appearance: 1941 · Stouffville, ON, CAN | Source record |
| Ed Acosta | 1 | First positive recorded appearance: 1970 · Boquete, Chiriquí, Panama | Source record |
| Ed Armbrister | 1 | First positive recorded appearance: 1973 · Nassau, New Providence, Bahamas | Source record |
| Ed Bahr | 1 | First positive recorded appearance: 1946 · Rouleau, SK, CAN | Source record |
| Ed Bauta | 1 | First positive recorded appearance: 1960 · Florida, Camagüey, Cuba | Source record |
| Ed Cogswell | 1 | First positive recorded appearance: 1879 · England | Source record |
| Ed Correa | 1 | First positive recorded appearance: 1985 · Hato Rey, P.R. | Source record |
| Ed Duffy | 1 | First positive recorded appearance: 1871 · Ireland | Source record |
| Ed Eiteljorge | 1 | First positive recorded appearance: 1890 · Berlin, Berlin, Germany | Source record |
| Ed Figueroa | 1 | First positive recorded appearance: 1974 · Ciales, P.R. | Source record |
| Ed Kippert | 1 | First positive recorded appearance: 1914 · Stetten, Bavaria, Germany | Source record |
| Ed Nunez | 1 | First positive recorded appearance: 1982 · Humacao, P.R. | Source record |
| Ed Pinnance | 1 | First positive recorded appearance: 1903 · Walpole Island, ON, CAN | Source record |
| Ed Porray | 1 | First positive recorded appearance: 1914 · Atlantic Ocean, Atlantic Ocean, At Sea | Source record |
| Ed Romero | 1 | First positive recorded appearance: 1977 · Santurce, P.R. | Source record |
| Ed Smith | 1 | First positive recorded appearance: 1884 · Sparta, ON, CAN | Source record |
| Ed Springer | 1 | First positive recorded appearance: 1889 · Oil Springs, ON, CAN | Source record |
| Ed Walker | 1 | First positive recorded appearance: 1902 · Cambois, Northumberland, England | Source record |
| Ed Wingo | 1 | First positive recorded appearance: 1920 · Ste. Anne de Bellevue, QC, CAN | Source record |
| Eddie Ainsmith | 1 | First positive recorded appearance: 1910 · Moscow, Moscow, Russia | Source record |
| Eddie Oropesa | 1 | First positive recorded appearance: 2001 · Colón, Matanzas, Cuba | Source record |
| Eddie Perez | 1 | First positive recorded appearance: 1995 · Ciudad Ojeda, Zulia, Venezuela | Source record |
| Eddie Rogers | 1 | First positive recorded appearance: 2002 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Eddie Rosario | 1 | First positive recorded appearance: 2015 · Guayama, P.R. | Source record |
| Eddie Vargas | 1 | First positive recorded appearance: 1982 · Guanica, P.R. | Source record |
| Eddie Zambrano | 1 | First positive recorded appearance: 1993 · Maracaibo, Zulia, Venezuela | Source record |
| Eddy Diaz | 1 | First positive recorded appearance: 1997 · Barquisimeto, Lara, Venezuela | Source record |
| Eddy Garabito | 1 | First positive recorded appearance: 2005 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Eddy Rodriguez | 1 | First positive recorded appearance: 2004 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Eddy Rodriguez | 1 | First positive recorded appearance: 2012 · Villa Clara, Cuba | Source record |
| Edgar Caceres | 1 | First positive recorded appearance: 1995 · Barquisimeto, Lara, Venezuela | Source record |
| Edgar Diaz | 1 | First positive recorded appearance: 1986 · Santurce, P.R. | Source record |
| Edgar Garcia | 1 | First positive recorded appearance: 2019 · Palenque, San Cristóbal, D.R. | Source record |
| Edgar Gonzalez | 1 | First positive recorded appearance: 2003 · San Nicolas de los Garza, Nuevo León, México | Source record |
| Edgar Ibarra | 1 | First positive recorded appearance: 2015 · Valencia, Carabobo, Venezuela | Source record |
| Edgar Navarro | 1 | First positive recorded appearance: 2023 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Edgar Quero | 1 | First positive recorded appearance: 2025 · Cienfuegos, Cienfuegos, Cuba | Source record |
| Edgar Ramos | 1 | First positive recorded appearance: 1997 · Cumana, Sucre, Venezuela | Source record |
| Edgar Renteria | 1 | First positive recorded appearance: 1996 · Barranquilla, Atlántico, Colombia | Source record |
| Edgar Santana | 1 | First positive recorded appearance: 2017 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Edgard Clemente | 1 | First positive recorded appearance: 1998 · Santurce, P.R. | Source record |
| Edgardo Alfonzo | 1 | First positive recorded appearance: 1995 · Santa Teresa, Miranda, Venezuela | Source record |
| Edgardo Henriquez | 1 | First positive recorded appearance: 2024 · Cumana, Sucre, Venezuela | Source record |
| Edgmer Escalona | 1 | First positive recorded appearance: 2010 · La Guaira, Vargas, Venezuela | Source record |
| Edinson Volquez | 1 | First positive recorded appearance: 2005 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Edmundo Sosa | 1 | First positive recorded appearance: 2018 · Panama City, Panamá, Panama | Source record |
| Edouard Julien | 1 | First positive recorded appearance: 2023 · Quebec, QC, CAN | Source record |
| Eduard Bazardo | 1 | First positive recorded appearance: 2021 · Maracay, Aragua, Venezuela | Source record |
| Eduardo Escobar | 1 | First positive recorded appearance: 2011 · Villa de Cura, Aragua, Venezuela | Source record |
| Eduardo Jimenez | 1 | First positive recorded appearance: 2019 · Cumana, Sucre, Venezuela | Source record |
| Eduardo Nunez | 1 | First positive recorded appearance: 2010 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Eduardo Paredes | 1 | First positive recorded appearance: 2017 · Valera, Trujillo, Venezuela | Source record |
| Eduardo Rodriguez | 1 | First positive recorded appearance: 1973 · Barceloneta, P.R. | Source record |
| Eduardo Rodriguez | 1 | First positive recorded appearance: 2015 · Valencia, Carabobo, Venezuela | Source record |
| Eduardo Salazar | 1 | First positive recorded appearance: 2023 · Cumana, Sucre, Venezuela | Source record |
| Eduardo Sanchez | 1 | First positive recorded appearance: 2011 · Maracay, Aragua, Venezuela | Source record |
| Eduardo Valdés Pérez | 1 | First positive recorded appearance: 1918 · Cuba | Source record |
| Eduardo Villacis | 1 | First positive recorded appearance: 2004 · Caracas, Distrito Capital, Venezuela | Source record |
| Eduarniel Núñez | 1 | First positive recorded appearance: 2025 · Samana, Samaná, D.R. | Source record |
| Edubray Ramos | 1 | First positive recorded appearance: 2016 · Caracas, Distrito Capital, Venezuela | Source record |
| Edwar Cabrera | 1 | First positive recorded appearance: 2012 · Bani, Peravia, D.R. | Source record |
| Edwar Colina | 1 | First positive recorded appearance: 2020 · Caracas, Distrito Capital, Venezuela | Source record |
| Edwar Ramirez | 1 | First positive recorded appearance: 2007 · El Cercado, San Juan, D.R. | Source record |
| Edward Cabrera | 1 | First positive recorded appearance: 2021 · Santiago, Santiago, D.R. | Source record |
| Edward Mujica | 1 | First positive recorded appearance: 2006 · Valencia, Carabobo, Venezuela | Source record |
| Edward Olivares | 1 | First positive recorded appearance: 2020 · Caracas, Distrito Capital, Venezuela | Source record |
| Edward Paredes | 1 | First positive recorded appearance: 2017 · Villa Riva, Duarte, D.R. | Source record |
| Edwards Guzman | 1 | First positive recorded appearance: 1999 · Bayamon, P.R. | Source record |
| Edwin Almonte | 1 | First positive recorded appearance: 2003 · Santiago, Santiago, D.R. | Source record |
| Edwin Bellorin | 1 | First positive recorded appearance: 2007 · San Felix, Bolívar, Venezuela | Source record |
| Edwin Diaz | 1 | First positive recorded appearance: 1998 · Bayamon, P.R. | Source record |
| Edwin Diaz | 1 | First positive recorded appearance: 2016 · Naguabo, P.R. | Source record |
| Edwin Encarnacion | 1 | First positive recorded appearance: 2005 · La Romana, La Romana, D.R. | Source record |
| Edwin Escobar | 1 | First positive recorded appearance: 2014 · La Sabana, Vargas, Venezuela | Source record |
| Edwin Hurtado | 1 | First positive recorded appearance: 1995 · Barquisimeto, Lara, Venezuela | Source record |
| Edwin Jackson | 1 | First positive recorded appearance: 2003 · Neu-Ulm, Bavaria, West Germany | Source record |
| Edwin Maysonet | 1 | First positive recorded appearance: 2008 · Arecibo, P.R. | Source record |
| Edwin Moreno | 1 | First positive recorded appearance: 2009 · El Mojan, Zulia, Venezuela | Source record |
| Edwin Rios | 1 | First positive recorded appearance: 2019 · Caguas, P.R. | Source record |
| Edwin Rodriguez | 1 | First positive recorded appearance: 1982 · Ponce, P.R. | Source record |
| Edwin Uceta | 1 | First positive recorded appearance: 2021 · Villa de los Almácigos, Santiago Rodríguez, D.R. | Source record |
| Efrain Valdez | 1 | First positive recorded appearance: 1990 · Nizao, Peravia, D.R. | Source record |
| Eguy Rosario | 1 | First positive recorded appearance: 2022 · Juan Baron, Peravia, D.R. | Source record |
| Ehire Adrianza | 1 | First positive recorded appearance: 2013 · Guarenas, Miranda, Venezuela | Source record |
| Eider Torres | 1 | First positive recorded appearance: 2008 · Maracaibo, Zulia, Venezuela | Source record |
| Einar Diaz | 1 | First positive recorded appearance: 1996 · Chiriqui, Chiriquí, Panama | Source record |
| Elehuris Montero | 1 | First positive recorded appearance: 2022 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Eli Marrero | 1 | First positive recorded appearance: 1997 · Havana, La Habana, Cuba | Source record |
| Elian Herrera | 1 | First positive recorded appearance: 2012 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Elias Diaz | 1 | First positive recorded appearance: 2015 · Maracaibo, Zulia, Venezuela | Source record |
| Elias Sosa | 1 | First positive recorded appearance: 1972 · La Vega, La Vega, D.R. | Source record |
| Elier Hernandez | 1 | First positive recorded appearance: 2022 · San Cristobal, San Cristóbal, D.R. | Source record |
| Elieser Hernandez | 1 | First positive recorded appearance: 2018 · Ocumare del Tuy, Miranda, Venezuela | Source record |
| Eliezer Alfonzo | 1 | First positive recorded appearance: 2006 · Puerto la Cruz, Anzoátegui, Venezuela | Source record |
| Elio Chacon | 1 | First positive recorded appearance: 1960 · Caracas, Distrito Capital, Venezuela | Source record |
| Elizardo Ramirez | 1 | First positive recorded appearance: 2004 · Villa Mella, Distrito Nacional, D.R. | Source record |
| Ellie Rodriguez | 1 | First positive recorded appearance: 1968 · Fajardo, P.R. | Source record |
| Elly De La Cruz | 1 | First positive recorded appearance: 2023 · Sabana Grande de Boya, Monte Plata, D.R. | Source record |
| Elmer Dessens | 1 | First positive recorded appearance: 1996 · Hermosillo, Sonora, México | Source record |
| Elmer Valo | 1 | First positive recorded appearance: 1940 · Rybnik, Plzenský, Czechoslovakia | Source record |
| Elmo Plaskett | 1 | First positive recorded appearance: 1962 · Frederiksted, St. Croix, U.S. Virgin Islands | Source record |
| Eloy Jimenez | 1 | First positive recorded appearance: 2019 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Elrod Hendricks | 1 | First positive recorded appearance: 1968 · Charlotte Amalie, St. Thomas, U.S. Virgin Islands | Source record |
| Elvin Ramirez | 1 | First positive recorded appearance: 2012 · San Cristobal, San Cristóbal, D.R. | Source record |
| Elvin Rodriguez | 1 | First positive recorded appearance: 2022 · San Cristobal, San Cristóbal, D.R. | Source record |
| Elvio Jimenez | 1 | First positive recorded appearance: 1964 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Elvis Alvarado | 1 | First positive recorded appearance: 2025 · Sabaneta, Santiago Rodríguez, D.R. | Source record |
| Elvis Andrus | 1 | First positive recorded appearance: 2009 · Maracay, Aragua, Venezuela | Source record |
| Elvis Araujo | 1 | First positive recorded appearance: 2015 · Maracaibo, Zulia, Venezuela | Source record |
| Elvis Luciano | 1 | First positive recorded appearance: 2019 · Boca Chica, Distrito Nacional, D.R. | Source record |
| Elvis Peguero | 1 | First positive recorded appearance: 2021 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Elvis Peña | 1 | First positive recorded appearance: 2000 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Emiliano Fruto | 1 | First positive recorded appearance: 2006 · Cartagena, Bolívar, Colombia | Source record |
| Emilio Bonifacio | 1 | First positive recorded appearance: 2007 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Emilio Palmero | 1 | First positive recorded appearance: 1915 · Guanabacoa, La Habana, Cuba | Source record |
| Emilio Palomino | 1 | First positive recorded appearance: 1905 · Cuba | Source record |
| Emmanuel Clase | 1 | First positive recorded appearance: 2019 · Río San Juan, María Trinidad Sánchez, D.R. | Source record |
| Emmanuel Ramirez | 1 | First positive recorded appearance: 2024 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Emmanuel Rivera | 1 | First positive recorded appearance: 2021 · Mayaguez, P.R. | Source record |
| Ender Inciarte | 1 | First positive recorded appearance: 2014 · Maracaibo, Zulia, Venezuela | Source record |
| Enderson Franco | 1 | First positive recorded appearance: 2019 · Anaco, Anzoátegui, Venezuela | Source record |
| Endy Chavez | 1 | First positive recorded appearance: 2001 · Valencia, Carabobo, Venezuela | Source record |
| Endy Rodríguez | 1 | First positive recorded appearance: 2023 · Santiago, Santiago, D.R. | Source record |
| Enerio Del Rosario | 1 | First positive recorded appearance: 2010 · Santa Lucia, Distrito Nacional, D.R. | Source record |
| Engel Beltre | 1 | First positive recorded appearance: 2013 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Engelb Vielma | 1 | First positive recorded appearance: 2018 · Maracaibo, Zulia, Venezuela | Source record |
| Enmanuel De Jesus | 1 | First positive recorded appearance: 2023 · Valencia, Carabobo, Venezuela | Source record |
| Enmanuel Valdez | 1 | First positive recorded appearance: 2023 · San Juan de la Maguana, San Juan, D.R. | Source record |
| Enny Romero | 1 | First positive recorded appearance: 2013 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Enoli Paredes | 1 | First positive recorded appearance: 2020 · El Limon, Samaná, D.R. | Source record |
| Enrique Burgos | 1 | First positive recorded appearance: 1993 · Chorrera, Panamá Oeste, Panama | Source record |
| Enrique Burgos | 1 | First positive recorded appearance: 2015 · Panama City, Panamá, Panama | Source record |
| Enrique Cruz | 1 | First positive recorded appearance: 2003 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Enrique Figueroa | 1 | First positive recorded appearance: 1946 · Mayagüez, P.R. | Source record |
| Enrique Gonzalez | 1 | First positive recorded appearance: 2006 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Enrique Hernandez | 1 | First positive recorded appearance: 2014 · San Juan, P.R. | Source record |
| Enrique Lantigua | 1 | First positive recorded appearance: 1935 · Santiago, Santiago, D.R. | Source record |
| Enrique Romo | 1 | First positive recorded appearance: 1977 · Santa Rosalia, Baja California Sur, México | Source record |
| Enrique Wilson | 1 | First positive recorded appearance: 1997 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Enyel De Los Santos | 1 | First positive recorded appearance: 2018 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Enzo Hernandez | 1 | First positive recorded appearance: 1971 · Valle de Guanape, Anzoátegui, Venezuela | Source record |
| Erasmo Ramirez | 1 | First positive recorded appearance: 2012 · Rivas, Rivas, Nicaragua | Source record |
| Eric Cyr | 1 | First positive recorded appearance: 2002 · Montreal, QC, CAN | Source record |
| Eric Erickson | 1 | First positive recorded appearance: 1914 · Vårgårda, Västra Götaland, Sweden | Source record |
| Eric Gagne | 1 | First positive recorded appearance: 1999 · Montreal, QC, CAN | Source record |
| Eric MacKenzie | 1 | First positive recorded appearance: 1955 · Glendon, AB, CAN | Source record |
| Erick Almonte | 1 | First positive recorded appearance: 2001 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Erick Aybar | 1 | First positive recorded appearance: 2006 · Bani, Peravia, D.R. | Source record |
| Erick Castillo | 1 | First positive recorded appearance: 2021 · Araure, Portuguesa, Venezuela | Source record |
| Erick Mejia | 1 | First positive recorded appearance: 2019 · Villa Mela, Santo Domingo, D.R. | Source record |
| Erik Bedard | 1 | First positive recorded appearance: 2002 · Navan, ON, CAN | Source record |
| Erik Gonzalez | 1 | First positive recorded appearance: 2016 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Erik Sabrowski | 1 | First positive recorded appearance: 2024 · Edmonton, AB, CAN | Source record |
| Erisbel Arruebarrena | 1 | First positive recorded appearance: 2014 · Cienfuegos, Cienfuegos, Cuba | Source record |
| Ernesto Frieri | 1 | First positive recorded appearance: 2009 · Arjona, Bolívar, Colombia | Source record |
| Ernie Ross | 1 | First positive recorded appearance: 1902 · Toronto, ON, CAN | Source record |
| Erubiel Durazo | 1 | First positive recorded appearance: 1999 · Hermosillo, Sonora, México | Source record |
| Ervin Santana | 1 | First positive recorded appearance: 2005 · La Romana, La Romana, D.R. | Source record |
| Esmailin Caridad | 1 | First positive recorded appearance: 2009 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Esmerling Vasquez | 1 | First positive recorded appearance: 2009 · Tenares, Hermanas Mirabal, D.R. | Source record |
| Esmil Rogers | 1 | First positive recorded appearance: 2009 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Esteban Beltre | 1 | First positive recorded appearance: 1991 · Quisqueya, San Pedro de Macorís, D.R. | Source record |
| Esteban German | 1 | First positive recorded appearance: 2002 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Esteban Loaiza | 1 | First positive recorded appearance: 1995 · Tijuana, Baja California, México | Source record |
| Estéban Montalvo | 1 | First positive recorded appearance: 1923 · Matanzas, Matanzas, Cuba | Source record |
| Esteban Prats | 1 | First positive recorded appearance: 1907 · Cuba | Source record |
| Esteban Quiroz | 1 | First positive recorded appearance: 2022 · Ciudad Obregon, Sonora, México | Source record |
| Esteban Santa Cruz | 1 | First positive recorded appearance: 1908 · Matanzas, Matanzas, Cuba | Source record |
| Esteban Yan | 1 | First positive recorded appearance: 1996 · Campina, El Seibo, D.R. | Source record |
| Esterio Caraballo | 1 | First positive recorded appearance: 1939 · Palma Soriano, Oriente, Cuba | Source record |
| Esteury Ruiz | 1 | First positive recorded appearance: 2022 · Azua, Azua, D.R. | Source record |
| Estevan Florial | 1 | First positive recorded appearance: 2020 · Barahona, Barahona, D.R. | Source record |
| Eude Brito | 1 | First positive recorded appearance: 2005 · Sabana de la Mar, Hato Mayor, D.R. | Source record |
| Eufemio Abreu | 1 | First positive recorded appearance: 1919 · Matanzas, Matanzas, Cuba | Source record |
| Eugenio Morín | 1 | First positive recorded appearance: 1921 · Matanzas, Matanzas, Cuba | Source record |
| Eugenio Suarez | 1 | First positive recorded appearance: 2014 · Bolivar, Bolívar, Venezuela | Source record |
| Eugenio Velez | 1 | First positive recorded appearance: 2007 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Eury De La Rosa | 1 | First positive recorded appearance: 2013 · Santiago, Santiago, D.R. | Source record |
| Eury Perez | 1 | First positive recorded appearance: 2012 · San Luis, Distrito Nacional, D.R. | Source record |
| Eury Pérez | 1 | First positive recorded appearance: 2023 · Santiago, Santiago, D.R. | Source record |
| Eusebio Gonzalez | 1 | First positive recorded appearance: 1918 · Havana, La Habana, Cuba | Source record |
| Eusebio Jiménez | 1 | First positive recorded appearance: 1920 · Havana, La Habana, Cuba | Source record |
| Eustaquio Pedroso | 1 | First positive recorded appearance: 1910 · Havana, La Habana, Cuba | Source record |
| Evelio Calderin | 1 | First positive recorded appearance: 1917 · Havana, La Habana, Cuba | Source record |
| Evelio Hernandez | 1 | First positive recorded appearance: 1956 · Guanabacoa, La Habana, Cuba | Source record |
| Ever Magallanes | 1 | First positive recorded appearance: 1991 · El Sauz, Chihuahua, México | Source record |
| Everson Pereira | 1 | First positive recorded appearance: 2023 · Cabudare, Lara, Venezuela | Source record |
| Everth Cabrera | 1 | First positive recorded appearance: 2009 · Nandaime, Granada, Nicaragua | Source record |
| Ezequiel Astacio | 1 | First positive recorded appearance: 2005 · Hato Mayor, Hato Mayor, D.R. | Source record |
| Ezequiel Carrera | 1 | First positive recorded appearance: 2011 · Güiria, Sucre, Venezuela | Source record |
| Ezequiel Duran | 1 | First positive recorded appearance: 2022 · San Juan de la Maguana, San Juan, D.R. | Source record |
| Ezequiel Ramos | 1 | First positive recorded appearance: 1907 · Havana, La Habana, Cuba | Source record |
| Ezequiel Tovar | 1 | First positive recorded appearance: 2022 · Maracay, Aragua, Venezuela | Source record |
| Fabio Castillo | 1 | First positive recorded appearance: 2017 · Samana, Samaná, D.R. | Source record |
| Fabio Castro | 1 | First positive recorded appearance: 2006 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Faustino Valdés | 1 | First positive recorded appearance: 1920 · Cuba | Source record |
| Fausto Cruz | 1 | First positive recorded appearance: 1994 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Fautino De Los Santos | 1 | First positive recorded appearance: 2011 · Samana, Samaná, D.R. | Source record |
| Felipe Alou | 1 | First positive recorded appearance: 1958 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Felipe Armas | 1 | First positive recorded appearance: 1925 · Matanzas, Matanzas, Cuba | Source record |
| Felipe Crespo | 1 | First positive recorded appearance: 1996 · Rio Piedras, P.R. | Source record |
| Felipe Lira | 1 | First positive recorded appearance: 1995 · Santa Teresa, Miranda, Venezuela | Source record |
| Felipe Lopez | 1 | First positive recorded appearance: 2001 · Bayamon, P.R. | Source record |
| Felipe Montemayor | 1 | First positive recorded appearance: 1953 · Monterrey, Nuevo León, México | Source record |
| Felipe Paulino | 1 | First positive recorded appearance: 2007 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Felipe Sierra | 1 | First positive recorded appearance: 1922 · Sagua la Grande, Las Villas, Cuba | Source record |
| Felipe Vazquez | 1 | First positive recorded appearance: 2015 · San Felipe, Yaracuy, Venezuela | Source record |
| Felix Bautista | 1 | First positive recorded appearance: 2022 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Felix Diaz | 1 | First positive recorded appearance: 2004 · Las Matas de Farfan, San Juan, D.R. | Source record |
| Felix Doubront | 1 | First positive recorded appearance: 2010 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Felix Escalona | 1 | First positive recorded appearance: 2002 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Felix Fermin | 1 | First positive recorded appearance: 1987 · Mao, Valverde, D.R. | Source record |
| Félix Guilbe | 1 | First positive recorded appearance: 1946 · Ponce, P.R. | Source record |
| Felix Heredia | 1 | First positive recorded appearance: 1996 · Barahona, Barahona, D.R. | Source record |
| Felix Hernandez | 1 | First positive recorded appearance: 2005 · Valencia, Carabobo, Venezuela | Source record |
| Felix Jorge | 1 | First positive recorded appearance: 2017 · Santiago, Santiago, D.R. | Source record |
| Felix Jose | 1 | First positive recorded appearance: 1988 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Felix Mantilla | 1 | First positive recorded appearance: 1956 · Isabella, P.R. | Source record |
| Felix Martinez | 1 | First positive recorded appearance: 1997 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Felix Millan | 1 | First positive recorded appearance: 1966 · Yabucoa, P.R. | Source record |
| Felix Peña | 1 | First positive recorded appearance: 2016 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Felix Pie | 1 | First positive recorded appearance: 2007 · La Romana, La Romana, D.R. | Source record |
| Felix Rodriguez | 1 | First positive recorded appearance: 1995 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Felix Sanchez | 1 | First positive recorded appearance: 2003 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Felix Terry | 1 | First positive recorded appearance: 1945 · Cuba | Source record |
| Felix Torres | 1 | First positive recorded appearance: 1962 · Ponce, P.R. | Source record |
| Felle Delgado | 1 | First positive recorded appearance: 1941 · Coamo, P.R. | Source record |
| Fergie Jenkins | 1 | First positive recorded appearance: 1965 · Chatham, ON, CAN | Source record |
| Fergy Malone | 1 | First positive recorded appearance: 1871 · Tyrone, County Tyrone, Ireland | Source record |
| Fermín Valdés | 1 | First positive recorded appearance: 1932 · Guanabacoa, La Habana, Cuba | Source record |
| Fernando Abad | 1 | First positive recorded appearance: 2010 · La Romana, La Romana, D.R. | Source record |
| Fernando Cabrera | 1 | First positive recorded appearance: 2004 · Toa Baja, P.R. | Source record |
| Fernando Cruz | 1 | First positive recorded appearance: 2022 · Bayamon, P.R. | Source record |
| Fernando Díaz | 1 | First positive recorded appearance: 1945 · Marianao, La Habana, Cuba | Source record |
| Fernando Gonzalez | 1 | First positive recorded appearance: 1972 · Arecibo, P.R. | Source record |
| Fernando Hernandez | 1 | First positive recorded appearance: 1997 · Santiago, Santiago, D.R. | Source record |
| Fernando Lunar | 1 | First positive recorded appearance: 2000 · Cantaura, Anzoátegui, Venezuela | Source record |
| Fernando Martinez | 1 | First positive recorded appearance: 2009 · Río San Juan, María Trinidad Sánchez, D.R. | Source record |
| Fernando Nieve | 1 | First positive recorded appearance: 2006 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Fernando Ramsey | 1 | First positive recorded appearance: 1992 · Rainbow City, Colón, Panama | Source record |
| Fernando Rodney | 1 | First positive recorded appearance: 2002 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Fernando Romero | 1 | First positive recorded appearance: 2018 · San Juan de la Maguana, San Juan, D.R. | Source record |
| Fernando Salas | 1 | First positive recorded appearance: 2010 · Huatabampo, Sonora, México | Source record |
| Fernando Seguignol | 1 | First positive recorded appearance: 1998 · Bocas del Toro, Bocas del Toro, Panama | Source record |
| Fernando Tatis | 1 | First positive recorded appearance: 1997 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Fernando Tatis | 1 | First positive recorded appearance: 2019 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Fernando Valenzuela | 1 | First positive recorded appearance: 1980 · Navojoa, Sonora, México | Source record |
| Framber Valdez | 1 | First positive recorded appearance: 2018 · Palenque, San Cristóbal, D.R. | Source record |
| Franchy Cordero | 1 | First positive recorded appearance: 2017 · Azua, Azua, D.R. | Source record |
| Francis Beltran | 1 | First positive recorded appearance: 2002 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Francis Martes | 1 | First positive recorded appearance: 2017 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Francisco Alvarez | 1 | First positive recorded appearance: 2022 · Guatire, Miranda, Venezuela | Source record |
| Francisco Arcia | 1 | First positive recorded appearance: 2018 · Maiquetia, Vargas, Venezuela | Source record |
| Francisco Barrios | 1 | First positive recorded appearance: 1974 · Hermosillo, Sonora, México | Source record |
| Francisco Cabrera | 1 | First positive recorded appearance: 1989 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Francisco Cárdenas | 1 | First positive recorded appearance: 1924 · Havana, La Habana, Cuba | Source record |
| Francisco Cervelli | 1 | First positive recorded appearance: 2008 · Valencia, Carabobo, Venezuela | Source record |
| Francisco Cordero | 1 | First positive recorded appearance: 1999 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Francisco Cordova | 1 | First positive recorded appearance: 1996 · Cerro Azul, Veracruz, México | Source record |
| Francisco Correa | 1 | First positive recorded appearance: 1926 · Havana, La Habana, Cuba | Source record |
| Francisco Cruceta | 1 | First positive recorded appearance: 2004 · Rancho Viejo, La Vega, D.R. | Source record |
| Francisco de la Rosa | 1 | First positive recorded appearance: 1991 · La Romana, La Romana, D.R. | Source record |
| Francisco Lindor | 1 | First positive recorded appearance: 2015 · Caguas, P.R. | Source record |
| Francisco Liriano | 1 | First positive recorded appearance: 2005 · San Cristobal, San Cristóbal, D.R. | Source record |
| Francisco Matos | 1 | First positive recorded appearance: 1994 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Francisco Mejia | 1 | First positive recorded appearance: 2017 · Bani, Peravia, D.R. | Source record |
| Francisco Melendez | 1 | First positive recorded appearance: 1984 · Rio Piedras, P.R. | Source record |
| Francisco Morales | 1 | First positive recorded appearance: 2022 · San Juan de los Morros, Guárico, Venezuela | Source record |
| Francisco Morán | 1 | First positive recorded appearance: 1911 · Matanzas, Matanzas, Cuba | Source record |
| Francisco Oliveras | 1 | First positive recorded appearance: 1989 · Santurce, P.R. | Source record |
| Francisco Peguero | 1 | First positive recorded appearance: 2012 · Nigua, San Cristóbal, D.R. | Source record |
| Francisco Peña | 1 | First positive recorded appearance: 2014 · Santiago, Santiago, D.R. | Source record |
| Francisco Perez | 1 | First positive recorded appearance: 2021 · Loma de Cabrera, Dajabón, D.R. | Source record |
| Francisco Rivas | 1 | First positive recorded appearance: 1917 · Havana, La Habana, Cuba | Source record |
| Francisco Rodriguez | 1 | First positive recorded appearance: 2002 · Caracas, Distrito Capital, Venezuela | Source record |
| Francisco Rodriguez | 1 | First positive recorded appearance: 2010 · Mexicali, Baja California, México | Source record |
| Francisco Rosario | 1 | First positive recorded appearance: 2006 · San Rafael del Yuma, La Altagracia, D.R. | Source record |
| Francisco Santos | 1 | First positive recorded appearance: 2003 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Francisley Bueno | 1 | First positive recorded appearance: 2008 · Havana, La Habana, Cuba | Source record |
| Frank Campos | 1 | First positive recorded appearance: 1951 · Havana, La Habana, Cuba | Source record |
| Frank Colman | 1 | First positive recorded appearance: 1942 · London, ON, CAN | Source record |
| Frank Estrada | 1 | First positive recorded appearance: 1971 · Navojoa, Sonora, México | Source record |
| Frank Francisco | 1 | First positive recorded appearance: 2004 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Frank Garces | 1 | First positive recorded appearance: 2014 · San Cristobal, San Cristóbal, D.R. | Source record |
| Frank Gracesqui | 1 | First positive recorded appearance: 2004 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Frank Mata | 1 | First positive recorded appearance: 2010 · Barcelona, Anzoátegui, Venezuela | Source record |
| Frank McLaughlin | 1 | First positive recorded appearance: 1882 · Ireland | Source record |
| Frank O'Rourke | 1 | First positive recorded appearance: 1912 · Hamilton, ON, CAN | Source record |
| Frank Rooney | 1 | First positive recorded appearance: 1914 · Podebrady, Central Bohemia, Austria-Hungary | Source record |
| Frank Smith | 1 | First positive recorded appearance: 1884 · Fonthill, ON, CAN | Source record |
| Frank Taveras | 1 | First positive recorded appearance: 1971 · Las Matas de Santa Cruz, Monte Cristi, D.R. | Source record |
| Frank Thompson | 1 | First positive recorded appearance: 1875 · Madeira, Madeira, Portugal | Source record |
| Frank Ulrich | 1 | First positive recorded appearance: 1925 · Austria | Source record |
| Frankie De La Cruz | 1 | First positive recorded appearance: 2007 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Frankie Libran | 1 | First positive recorded appearance: 1969 · Mayaguez, P.R. | Source record |
| Frankie Montas | 1 | First positive recorded appearance: 2015 · Sainagua, San Cristóbal, D.R. | Source record |
| Franklin Barreto | 1 | First positive recorded appearance: 2017 · Caracas, Distrito Capital, Venezuela | Source record |
| Franklin Gutierrez | 1 | First positive recorded appearance: 2005 · Caracas, Distrito Capital, Venezuela | Source record |
| Franklin Morales | 1 | First positive recorded appearance: 2007 · San Juan de los Morros, Guárico, Venezuela | Source record |
| Franklin Nunez | 1 | First positive recorded appearance: 2004 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Franklyn German | 1 | First positive recorded appearance: 2002 · San Cristobal, San Cristóbal, D.R. | Source record |
| Franklyn Kilome | 1 | First positive recorded appearance: 2020 · La Romana, La Romana, D.R. | Source record |
| Franmil Reyes | 1 | First positive recorded appearance: 2018 · Sabana Grande de Palenque, San Cristóbal, D.R. | Source record |
| Franquelis Osoria | 1 | First positive recorded appearance: 2005 · Santiago, Santiago, D.R. | Source record |
| Fred Beck | 1 | First positive recorded appearance: 1909 · Havana, La Habana, Cuba | Source record |
| Fred Demarais | 1 | First positive recorded appearance: 1890 · Montreal, QC, CAN | Source record |
| Fred Gaiser | 1 | First positive recorded appearance: 1908 · Stuttgart, Baden-Württemberg, Germany | Source record |
| Fred Lake | 1 | First positive recorded appearance: 1891 · Cornwallis, NS, CAN | Source record |
| Fred Manrique | 1 | First positive recorded appearance: 1981 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Fred O'Neill | 1 | First positive recorded appearance: 1887 · London, ON, CAN | Source record |
| Fred Osborne | 1 | First positive recorded appearance: 1890 · CAN | Source record |
| Fred Wood | 1 | First positive recorded appearance: 1884 · Dundas, ON, CAN | Source record |
| Freddie Velazquez | 1 | First positive recorded appearance: 1969 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Freddy Dolsi | 1 | First positive recorded appearance: 2008 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Freddy Fermin | 1 | First positive recorded appearance: 2022 · Puerto Ordaz, Bolívar, Venezuela | Source record |
| Freddy Galvis | 1 | First positive recorded appearance: 2012 · Punto Fijo, Falcón, Venezuela | Source record |
| Freddy Garcia | 1 | First positive recorded appearance: 1995 · La Romana, La Romana, D.R. | Source record |
| Freddy Garcia | 1 | First positive recorded appearance: 1999 · Caracas, Distrito Capital, Venezuela | Source record |
| Freddy Guzman | 1 | First positive recorded appearance: 2004 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Freddy Peralta | 1 | First positive recorded appearance: 2018 · Moca, Espaillat, D.R. | Source record |
| Freddy Rodriguez | 1 | First positive recorded appearance: 1958 · Havana, La Habana, Cuba | Source record |
| Freddy Sandoval | 1 | First positive recorded appearance: 2008 · Tijuana, Baja California, México | Source record |
| Fritz Buelow | 1 | First positive recorded appearance: 1899 · Berlin, Berlin, Germany | Source record |
| Fritz Mollwitz | 1 | First positive recorded appearance: 1913 · Coburg, Bavaria, Germany | Source record |
| Fu-Te Ni | 1 | First positive recorded appearance: 2009 · Pingtung City, Pingtung County, Taiwan | Source record |
| Gabe Alvarez | 1 | First positive recorded appearance: 1998 · Navojoa, Sonora, México | Source record |
| Gabriel Arias | 1 | First positive recorded appearance: 2022 · La Victoria, Aragua, Venezuela | Source record |
| Gabriel Guerrero | 1 | First positive recorded appearance: 2018 · Nizao, Peravia, D.R. | Source record |
| Gabriel Moreno | 1 | First positive recorded appearance: 2022 · Barquisimeto, Lara, Venezuela | Source record |
| Gabriel Moya | 1 | First positive recorded appearance: 2017 · Cabimas, Zulia, Venezuela | Source record |
| Gabriel Ynoa | 1 | First positive recorded appearance: 2016 · La Vega, La Vega, D.R. | Source record |
| Gacho Torres | 1 | First positive recorded appearance: 1926 · Rio Piedras, P.R. | Source record |
| Gary Sanchez | 1 | First positive recorded appearance: 2015 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Genaro Camps | 1 | First positive recorded appearance: 1906 · Cuba | Source record |
| Gene Ford | 1 | First positive recorded appearance: 1905 · Milton, NS, CAN | Source record |
| Gene Kingsale | 1 | First positive recorded appearance: 1996 · Solito, Oranjestad West, Aruba | Source record |
| Gene Vadeboncoeur | 1 | First positive recorded appearance: 1884 · Louiseville, QC, CAN | Source record |
| Genesis Cabrera | 1 | First positive recorded appearance: 2019 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| George Bell | 1 | First positive recorded appearance: 1981 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| George Chalmers | 1 | First positive recorded appearance: 1910 · Aberdeen, Aberdeen, Scotland | Source record |
| George Gibson | 1 | First positive recorded appearance: 1905 · London, ON, CAN | Source record |
| George Hall | 1 | First positive recorded appearance: 1871 · Stepney, London, England | Source record |
| George Heubel | 1 | First positive recorded appearance: 1871 · Germany | Source record |
| George Korince | 1 | First positive recorded appearance: 1966 · Ottawa, ON, CAN | Source record |
| George Kottaras | 1 | First positive recorded appearance: 2008 · Scarborough, ON, CAN | Source record |
| George Lauzerique | 1 | First positive recorded appearance: 1967 · Havana, La Habana, Cuba | Source record |
| George McMillan | 1 | First positive recorded appearance: 1890 · ON, CAN | Source record |
| George Selkirk | 1 | First positive recorded appearance: 1934 · Huntsville, ON, CAN | Source record |
| George Soriano | 1 | First positive recorded appearance: 2023 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| George Walker | 1 | First positive recorded appearance: 1888 · Hamilton, ON, CAN | Source record |
| George Wood | 1 | First positive recorded appearance: 1880 · Pownal, PE, CAN | Source record |
| Georges Maranda | 1 | First positive recorded appearance: 1960 · Levis, QC, CAN | Source record |
| Geovany Soto | 1 | First positive recorded appearance: 2005 · San Juan, P.R. | Source record |
| Gerald Thorne | 1 | First positive recorded appearance: 1946 · Panama | Source record |
| Gerald Young | 1 | First positive recorded appearance: 1987 · Tela, Atlántida, Honduras | Source record |
| Geraldo Guzman | 1 | First positive recorded appearance: 2000 · Tenares, Hermanas Mirabal, D.R. | Source record |
| Geraldo Perdomo | 1 | First positive recorded appearance: 2021 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Gerardo Concepcion | 1 | First positive recorded appearance: 2016 · Havana, La Habana, Cuba | Source record |
| Gerardo Parra | 1 | First positive recorded appearance: 2009 · Santa Barbara, Zulia, Venezuela | Source record |
| Gerardo Reyes | 1 | First positive recorded appearance: 2019 · Ciudad Victoria, Tamaulipas, México | Source record |
| Geremi Gonzalez | 1 | First positive recorded appearance: 1997 · Maracaibo, Zulia, Venezuela | Source record |
| German Barranca | 1 | First positive recorded appearance: 1979 · Veracruz, Veracruz, México | Source record |
| German Duran | 1 | First positive recorded appearance: 2008 · Zacatecas, Zacatecas, México | Source record |
| German Gonzalez | 1 | First positive recorded appearance: 1988 · Rio Caribe, Sucre, Venezuela | Source record |
| German Jimenez | 1 | First positive recorded appearance: 1988 · Santiago Ixcuintia, Nayarit, México | Source record |
| German Marquez | 1 | First positive recorded appearance: 2016 · San Felix, Bolívar, Venezuela | Source record |
| German Rivera | 1 | First positive recorded appearance: 1983 · Santurce, P.R. | Source record |
| Geronimo Berroa | 1 | First positive recorded appearance: 1989 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Geronimo Gil | 1 | First positive recorded appearance: 2001 · Estacion Lagunas, Oaxaca, México | Source record |
| Geronimo Pena | 1 | First positive recorded appearance: 1990 · Los Alcarrizos, Distrito Nacional, D.R. | Source record |
| Gerson Bautista | 1 | First positive recorded appearance: 2018 · San Juan, San Juan, D.R. | Source record |
| Gerson Garabito | 1 | First positive recorded appearance: 2024 · San Cristobal, San Cristóbal, D.R. | Source record |
| Gervasio González | 1 | First positive recorded appearance: 1910 · Havana, La Habana, Cuba | Source record |
| Gibson Alba | 1 | First positive recorded appearance: 1988 · Santiago, Santiago, D.R. | Source record |
| Gift Ngoepe | 1 | First positive recorded appearance: 2017 · Pietersburg, Limpopo, South Africa | Source record |
| Gil Flores | 1 | First positive recorded appearance: 1977 · Ponce, P.R. | Source record |
| Gil Garrido | 1 | First positive recorded appearance: 1964 · Panama City, Panamá, Panama | Source record |
| Gil Garrido | 1 | First positive recorded appearance: 1944 · Panama City, Panamá, Panama | Source record |
| Gil Reyes | 1 | First positive recorded appearance: 1983 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Gil Torres | 1 | First positive recorded appearance: 1940 · Regla, La Habana, Cuba | Source record |
| Gilberto Celestino | 1 | First positive recorded appearance: 2021 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Gio Urshela | 1 | First positive recorded appearance: 2015 · Cartagena, Bolívar, Colombia | Source record |
| Giomar Guevara | 1 | First positive recorded appearance: 1997 · Guarenas, Miranda, Venezuela | Source record |
| Giovanni Carrara | 1 | First positive recorded appearance: 1995 · El Tigre, Anzoátegui, Venezuela | Source record |
| Giovanni Soto | 1 | First positive recorded appearance: 2015 · Carolina, P.R. | Source record |
| Giovanny Gallegos | 1 | First positive recorded appearance: 2017 · Obregon, Sonora, México | Source record |
| Glen Gorbous | 1 | First positive recorded appearance: 1955 · Drumheller, AB, CAN | Source record |
| Glenn Hubbard | 1 | First positive recorded appearance: 1978 · Hahn, Rhineland-Palatinate, West Germany | Source record |
| Glenn Williams | 1 | First positive recorded appearance: 2005 · Gosford, NSW, Australia | Source record |
| Gleyber Torres | 1 | First positive recorded appearance: 2018 · Caracas, Distrito Capital, Venezuela | Source record |
| Gonzalez Germen | 1 | First positive recorded appearance: 2013 · La Romana, La Romana, D.R. | Source record |
| Gonzalo Marquez | 1 | First positive recorded appearance: 1972 · Carupano, Sucre, Venezuela | Source record |
| Gonzalo Sánchez | 1 | First positive recorded appearance: 1909 · Cuba | Source record |
| Goody Rosen | 1 | First positive recorded appearance: 1937 · Toronto, ON, CAN | Source record |
| Gordie Pladson | 1 | First positive recorded appearance: 1979 · New Westminster, BC, CAN | Source record |
| Gorkys Hernandez | 1 | First positive recorded appearance: 2012 · Güiria, Sucre, Venezuela | Source record |
| Graeme Lloyd | 1 | First positive recorded appearance: 1993 · Geelong, VIC, Australia | Source record |
| Grant Balfour | 1 | First positive recorded appearance: 2001 · Sydney, NSW, Australia | Source record |
| Greg Aquino | 1 | First positive recorded appearance: 2004 · Puerto Palenque, San Cristóbal, D.R. | Source record |
| Greg Halman | 1 | First positive recorded appearance: 2010 · Haarlem, North Holland, Netherlands | Source record |
| Greg Infante | 1 | First positive recorded appearance: 2010 · Caracas, Distrito Capital, Venezuela | Source record |
| Greg O'Halloran | 1 | First positive recorded appearance: 1994 · Toronto, ON, CAN | Source record |
| Gregor Blanco | 1 | First positive recorded appearance: 2008 · Caracas, Distrito Capital, Venezuela | Source record |
| Gregorio Petit | 1 | First positive recorded appearance: 2008 · Ocumare del Tuy, Miranda, Venezuela | Source record |
| Gregory Polanco | 1 | First positive recorded appearance: 2014 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Gregory Santos | 1 | First positive recorded appearance: 2021 · San Cristobal, San Cristóbal, D.R. | Source record |
| Gregory Soto | 1 | First positive recorded appearance: 2019 · Haina, San Cristóbal, D.R. | Source record |
| Guilder Rodriguez | 1 | First positive recorded appearance: 2014 · Barquisimeto, Lara, Venezuela | Source record |
| Guillermo Garcia | 1 | First positive recorded appearance: 1998 · Santiago, Santiago, D.R. | Source record |
| Guillermo Heredia | 1 | First positive recorded appearance: 2016 · Matanzas, Matanzas, Cuba | Source record |
| Guillermo Moscoso | 1 | First positive recorded appearance: 2009 · Maracay, Aragua, Venezuela | Source record |
| Guillermo Mota | 1 | First positive recorded appearance: 1999 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Guillermo Quiroz | 1 | First positive recorded appearance: 2004 · Maracaibo, Zulia, Venezuela | Source record |
| Guillermo Rodriguez | 1 | First positive recorded appearance: 2007 · Barquisimeto, Lara, Venezuela | Source record |
| Guillermo Velasquez | 1 | First positive recorded appearance: 1992 · Mexicali, Baja California, México | Source record |
| Guillermo Zuñiga | 1 | First positive recorded appearance: 2023 · Cartagena, Bolívar, Colombia | Source record |
| Gus Dugas | 1 | First positive recorded appearance: 1930 · St. Jean de Matha, QC, CAN | Source record |
| Gus Gil | 1 | First positive recorded appearance: 1967 · Caracas, Distrito Capital, Venezuela | Source record |
| Gus Polidor | 1 | First positive recorded appearance: 1985 · Caracas, Distrito Capital, Venezuela | Source record |
| Gus Shallix | 1 | First positive recorded appearance: 1884 · Paderborn, North Rhine-Westphalia, Germany | Source record |
| Gustavo Campero | 1 | First positive recorded appearance: 2024 · Lorica, Córdoba, Colombia | Source record |
| Gustavo Chacin | 1 | First positive recorded appearance: 2004 · Maracaibo, Zulia, Venezuela | Source record |
| Gustavo Molina | 1 | First positive recorded appearance: 2007 · La Guaira, Vargas, Venezuela | Source record |
| Ha-Seong Kim | 1 | First positive recorded appearance: 2021 · Bucheon, Gyeonggi Province, South Korea | Source record |
| Hank Biasatti | 1 | First positive recorded appearance: 1949 · Codroipo, Friuli-Venezia Giulia, Italy | Source record |
| Hank Izquierdo | 1 | First positive recorded appearance: 1967 · Matanzas, Matanzas, Cuba | Source record |
| Hanley Frias | 1 | First positive recorded appearance: 1997 · Villa Altagracia, San Cristóbal, D.R. | Source record |
| Hanley Ramirez | 1 | First positive recorded appearance: 2005 · Samana, Samaná, D.R. | Source record |
| Hansel Izquierdo | 1 | First positive recorded appearance: 2002 · Havana, La Habana, Cuba | Source record |
| Hansel Robles | 1 | First positive recorded appearance: 2015 · Bonao, Monseñor Nouel, D.R. | Source record |
| Hanser Alberto | 1 | First positive recorded appearance: 2015 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Harold Castro | 1 | First positive recorded appearance: 2018 · Caracas, Distrito Capital, Venezuela | Source record |
| Harold Ramirez | 1 | First positive recorded appearance: 2019 · Cartagena, Bolívar, Colombia | Source record |
| Harry Fisher | 1 | First positive recorded appearance: 1951 · Newbury, ON, CAN | Source record |
| Harry Kingman | 1 | First positive recorded appearance: 1914 · Tianjin, Tianjin, China | Source record |
| Harry O'Neill | 1 | First positive recorded appearance: 1922 · Ridgetown, ON, CAN | Source record |
| Harry Sketchley | 1 | First positive recorded appearance: 1942 · Virden, MB, CAN | Source record |
| Harry Smith | 1 | First positive recorded appearance: 1901 · Yorkshire, Yorkshire, England | Source record |
| Harry Wright | 1 | First positive recorded appearance: 1871 · Sheffield, South Yorkshire, England | Source record |
| Harvey Garcia | 1 | First positive recorded appearance: 2007 · Caracas, Distrito Capital, Venezuela | Source record |
| Harvey Shank | 1 | First positive recorded appearance: 1970 · Toronto, ON, CAN | Source record |
| Heberto Blanco | 1 | First positive recorded appearance: 1941 · Bayamo, Oriente, Cuba | Source record |
| Hector Almonte | 1 | First positive recorded appearance: 1999 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Hector Carrasco | 1 | First positive recorded appearance: 1994 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Hector Cruz | 1 | First positive recorded appearance: 1973 · Arroyo, P.R. | Source record |
| Hector Fajardo | 1 | First positive recorded appearance: 1991 · Sahuayo, Michoacán, México | Source record |
| Hector Gimenez | 1 | First positive recorded appearance: 2006 · San Felipe, Yaracuy, Venezuela | Source record |
| Hector Gomez | 1 | First positive recorded appearance: 2011 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Hector Lopez | 1 | First positive recorded appearance: 1955 · Colon, Colón, Panama | Source record |
| Hector Luna | 1 | First positive recorded appearance: 2004 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Hector Maestri | 1 | First positive recorded appearance: 1960 · Havana, La Habana, Cuba | Source record |
| Hector Martinez | 1 | First positive recorded appearance: 1962 · Las Villas, Cuba | Source record |
| Hector Mercado | 1 | First positive recorded appearance: 2000 · Catano, P.R. | Source record |
| Hector Neris | 1 | First positive recorded appearance: 2014 · Villa Altagracia, San Cristóbal, D.R. | Source record |
| Hector Noesi | 1 | First positive recorded appearance: 2011 · Esperanza, Valverde, D.R. | Source record |
| Hector Olivera | 1 | First positive recorded appearance: 2015 · Santiago de Cuba, Santiago de Cuba, Cuba | Source record |
| Hector Ortiz | 1 | First positive recorded appearance: 1998 · Rio Piedras, P.R. | Source record |
| Hector Perez | 1 | First positive recorded appearance: 2020 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Hector Ramirez | 1 | First positive recorded appearance: 1999 · El Seibo, El Seibo, D.R. | Source record |
| Héctor Rodríguez | 1 | First positive recorded appearance: 1944 · Alquizar, La Habana, Cuba | Source record |
| Hector Rondon | 1 | First positive recorded appearance: 2013 · Guatire, Miranda, Venezuela | Source record |
| Hector Sanchez | 1 | First positive recorded appearance: 2011 · Maracay, Aragua, Venezuela | Source record |
| Hector Torres | 1 | First positive recorded appearance: 1968 · Monterrey, Nuevo León, México | Source record |
| Hector Valle | 1 | First positive recorded appearance: 1965 · Vega Baja, P.R. | Source record |
| Hector Velazquez | 1 | First positive recorded appearance: 2017 · Ciudad Obregon, Sonora, México | Source record |
| Hector Villanueva | 1 | First positive recorded appearance: 1990 · Rio Piedras, P.R. | Source record |
| Hector Wagner | 1 | First positive recorded appearance: 1990 · San Juan de la Maguana, San Juan, D.R. | Source record |
| Hee-Seop Choi | 1 | First positive recorded appearance: 2002 · Hwasun, South Jeolla Province, South Korea | Source record |
| Heinz Becker | 1 | First positive recorded appearance: 1943 · Berlin, Berlin, Germany | Source record |
| Heliodoro Díaz | 1 | First positive recorded appearance: 1926 · Puerto Padre, Oriente, Cuba | Source record |
| Heliodoro Hidalgo | 1 | First positive recorded appearance: 1905 · Matanzas, Matanzas, Cuba | Source record |
| Heliot Ramos | 1 | First positive recorded appearance: 2022 · Humacao, P.R. | Source record |
| Henderson Alvarez | 1 | First positive recorded appearance: 2011 · Valencia, Carabobo, Venezuela | Source record |
| Henry Blanco | 1 | First positive recorded appearance: 1997 · Caracas, Distrito Capital, Venezuela | Source record |
| Henry Cruz | 1 | First positive recorded appearance: 1975 · Christiansted, St. Croix, U.S. Virgin Islands | Source record |
| Henry Mateo | 1 | First positive recorded appearance: 2001 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Henry Mercedes | 1 | First positive recorded appearance: 1992 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Henry Mullin | 1 | First positive recorded appearance: 1884 · Saint John, NB, CAN | Source record |
| Henry Oxley | 1 | First positive recorded appearance: 1884 · Covehead, PE, CAN | Source record |
| Henry Peploski | 1 | First positive recorded appearance: 1929 · Garwolin, Garwolin, Poland | Source record |
| Henry Ramos | 1 | First positive recorded appearance: 2021 · Maunabo, P.R. | Source record |
| Henry Rodriguez | 1 | First positive recorded appearance: 1992 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Henry Rodriguez | 1 | First positive recorded appearance: 2009 · Santa Barbara, Zulia, Venezuela | Source record |
| Henry Rodriguez | 1 | First positive recorded appearance: 2012 · Maracay, Aragua, Venezuela | Source record |
| Henry Sosa | 1 | First positive recorded appearance: 2011 · El Seibo, El Seibo, D.R. | Source record |
| Henry Urrutia | 1 | First positive recorded appearance: 2013 · Las Tunas, Las Tunas, Cuba | Source record |
| Henry Villar | 1 | First positive recorded appearance: 2010 · Bonao, Monseñor Nouel, D.R. | Source record |
| Henry Youngman | 1 | First positive recorded appearance: 1890 · Horde, North Rhine-Westphalia, Germany | Source record |
| Hensley Meulens | 1 | First positive recorded appearance: 1989 · Willemstad, Curaçao | Source record |
| Heriberto Hernandez | 1 | First positive recorded appearance: 2025 · Bonao, Monseñor Nouel, D.R. | Source record |
| Hernan Iribarren | 1 | First positive recorded appearance: 2008 · Barquisimeto, Lara, Venezuela | Source record |
| Hernan Perez | 1 | First positive recorded appearance: 2012 · Aragua, Aragua, Venezuela | Source record |
| Hideki Irabu | 1 | First positive recorded appearance: 1997 · Hirara, Hyogo, Japan | Source record |
| Hideki Matsui | 1 | First positive recorded appearance: 2003 · Nomi, Ishikawa, Japan | Source record |
| Hideki Okajima | 1 | First positive recorded appearance: 2007 · Kyoto, Kyoto, Japan | Source record |
| Hideo Nomo | 1 | First positive recorded appearance: 1995 · Osaka, Osaka, Japan | Source record |
| Hilario Manzano | 1 | First positive recorded appearance: 1918 · Havana, La Habana, Cuba | Source record |
| Hipolito Peña | 1 | First positive recorded appearance: 1986 · Fantino, Sánchez Ramírez, D.R. | Source record |
| Hipolito Pichardo | 1 | First positive recorded appearance: 1992 · Esperanza, Valverde, D.R. | Source record |
| Hiram Bithorn | 1 | First positive recorded appearance: 1942 · Santurce, P.R. | Source record |
| Hiram Bocachica | 1 | First positive recorded appearance: 2000 · Ponce, P.R. | Source record |
| Hiram Burgos | 1 | First positive recorded appearance: 2013 · Cayey, P.R. | Source record |
| Hirokazu Sawamura | 1 | First positive recorded appearance: 2021 · Tochigi, Tochigi, Japan | Source record |
| Hiroki Kuroda | 1 | First positive recorded appearance: 2008 · Osaka, Osaka, Japan | Source record |
| Hisanori Takahashi | 1 | First positive recorded appearance: 2010 · Tokyo, Tokyo, Japan | Source record |
| Hisashi Iwakuma | 1 | First positive recorded appearance: 2012 · Tokyo, Tokyo, Japan | Source record |
| Hobe Ferris | 1 | First positive recorded appearance: 1901 · Trowbridge, Wiltshire, England | Source record |
| Horace Clarke | 1 | First positive recorded appearance: 1965 · Frederiksted, St. Croix, U.S. Virgin Islands | Source record |
| Horacio Estrada | 1 | First positive recorded appearance: 1999 · San Joaquin, Carabobo, Venezuela | Source record |
| Horacio Pina | 1 | First positive recorded appearance: 1968 · Matamoros, Coahuila, México | Source record |
| Houston Jimenez | 1 | First positive recorded appearance: 1983 · Mexico City, Distrito Federal, México | Source record |
| Hoy Park | 1 | First positive recorded appearance: 2021 · Seoul, Seoul, South Korea | Source record |
| Huascar Brazoban | 1 | First positive recorded appearance: 2022 · Villa Mella, Santo Domingo, D.R. | Source record |
| Huascar Ynoa | 1 | First positive recorded appearance: 2019 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Hugh Campbell | 1 | First positive recorded appearance: 1873 · Ireland | Source record |
| Hugh Daily | 1 | First positive recorded appearance: 1882 · Crosserlough, County Cavan, Ireland | Source record |
| Hugh Gilgan | 1 | First positive recorded appearance: 1875 · Ireland | Source record |
| Hugh Nicol | 1 | First positive recorded appearance: 1881 · Campsie, Stirling, Scotland | Source record |
| Humberto Arteaga | 1 | First positive recorded appearance: 2019 · Caracas, Distrito Capital, Venezuela | Source record |
| Humberto Castellanos | 1 | First positive recorded appearance: 2020 · Tepatitlan, Jalisco, México | Source record |
| Humberto Cota | 1 | First positive recorded appearance: 2001 · San Luis Rio Colorado, Sonora, México | Source record |
| Humberto Mejia | 1 | First positive recorded appearance: 2020 · Panama City, Panamá, Panama | Source record |
| Humberto Quintero | 1 | First positive recorded appearance: 2003 · Maracaibo, Zulia, Venezuela | Source record |
| Humberto Robinson | 1 | First positive recorded appearance: 1955 · Colon, Colón, Panama | Source record |
| Humberto Sanchez | 1 | First positive recorded appearance: 2008 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Hung-Chih Kuo | 1 | First positive recorded appearance: 2005 · Tainan City, Tainan City, Taiwan | Source record |
| Hyeon-jong Yang | 1 | First positive recorded appearance: 2021 · Gwangju, Gwangju, South Korea | Source record |
| Hyeseong Kim | 1 | First positive recorded appearance: 2025 · Goyang, Gyeonggi Province, South Korea | Source record |
| Hyun Jin Ryu | 1 | First positive recorded appearance: 2013 · Incheon, Incheon, South Korea | Source record |
| Hyun Soo Kim | 1 | First positive recorded appearance: 2016 · Seoul, Seoul, South Korea | Source record |
| Ichiro Suzuki | 1 | First positive recorded appearance: 2001 · Kasugai, Aichi, Japan | Source record |
| Ildemaro Vargas | 1 | First positive recorded appearance: 2017 · Caripito, Monagas, Venezuela | Source record |
| Inocencio Pérez | 1 | First positive recorded appearance: 1905 · Cuba | Source record |
| Irish McIlveen | 1 | First positive recorded appearance: 1906 · Belfast, Belfast, Ireland | Source record |
| Irving Falu | 1 | First positive recorded appearance: 2012 · Hato Rey, P.R. | Source record |
| Irving Lopez | 1 | First positive recorded appearance: 2023 · Hermosillo, Sonora, México | Source record |
| Isaac Paredes | 1 | First positive recorded appearance: 2020 · Hermosillo, Sonora, México | Source record |
| Isaiah Campbell | 1 | First positive recorded appearance: 2023 · Angra do Heroismo, Azores, Portugal | Source record |
| Isan Diaz | 1 | First positive recorded appearance: 2019 · Bayamon, P.R. | Source record |
| Isidro Fabré | 1 | First positive recorded appearance: 1918 · Havana, La Habana, Cuba | Source record |
| Isidro Marquez | 1 | First positive recorded appearance: 1995 · Navojoa, Sonora, México | Source record |
| Ismael Valdez | 1 | First positive recorded appearance: 1994 · Ciudad Victoria, Tamaulipas, México | Source record |
| Ismael Villegas | 1 | First positive recorded appearance: 2000 · Rio Piedras, P.R. | Source record |
| Israel Alcantara | 1 | First positive recorded appearance: 2000 · Bani, Peravia, D.R. | Source record |
| Israel Pineda | 1 | First positive recorded appearance: 2022 · Maracay, Aragua, Venezuela | Source record |
| Israel Sanchez | 1 | First positive recorded appearance: 1988 · Falcon, Las Villas, Cuba | Source record |
| Ivan Calderon | 1 | First positive recorded appearance: 1984 · Fajardo, P.R. | Source record |
| Ivan Castillo | 1 | First positive recorded appearance: 2021 · Santiago, Santiago, D.R. | Source record |
| Ivan Cruz | 1 | First positive recorded appearance: 1997 · Fajardo, P.R. | Source record |
| Ivan de Jesus | 1 | First positive recorded appearance: 1974 · Santurce, P.R. | Source record |
| Ivan De Jesus | 1 | First positive recorded appearance: 2011 · Guaynabo, P.R. | Source record |
| Ivan Herrera | 1 | First positive recorded appearance: 2022 · Panama City, Panamá, Panama | Source record |
| Ivan Murrell | 1 | First positive recorded appearance: 1963 · Almirante, Bocas del Toro, Panama | Source record |
| Ivan Nova | 1 | First positive recorded appearance: 2010 · San Cristobal, San Cristóbal, D.R. | Source record |
| Ivan Ochoa | 1 | First positive recorded appearance: 2008 · Guacara, Carabobo, Venezuela | Source record |
| Ivan Rodriguez | 1 | First positive recorded appearance: 1991 · Manati, P.R. | Source record |
| Ivanon Coffie | 1 | First positive recorded appearance: 2000 · Willemstad, Curaçao | Source record |
| Izzy Goldstein | 1 | First positive recorded appearance: 1932 · Odesa, Kherson, Russia | Source record |
| Izzy Leon | 1 | First positive recorded appearance: 1945 · Cruces, Las Villas, Cuba | Source record |
| J. C. Boscan | 1 | First positive recorded appearance: 2010 · Maracaibo, Zulia, Venezuela | Source record |
| J. C. Gutierrez | 1 | First positive recorded appearance: 2007 · Puerto la Cruz, Anzoátegui, Venezuela | Source record |
| J. C. Mejia | 1 | First positive recorded appearance: 2021 · Gaspar Hernandez, Espaillat, D.R. | Source record |
| J. C. Ramirez | 1 | First positive recorded appearance: 2013 · Managua, Managua, Nicaragua | Source record |
| J. C. Romero | 1 | First positive recorded appearance: 1999 · Rio Piedras, P.R. | Source record |
| J. P. Martínez | 1 | First positive recorded appearance: 2023 · Baracoa, Guantánamo, Cuba | Source record |
| Jabari Blash | 1 | First positive recorded appearance: 2016 · St. Thomas, St. Thomas, U.S. Virgin Islands | Source record |
| Jack Aragon | 1 | First positive recorded appearance: 1941 · Havana, La Habana, Cuba | Source record |
| Jack Burns | 1 | First positive recorded appearance: 1903 · Salford, Manchester, England | Source record |
| Jack Calvo | 1 | First positive recorded appearance: 1913 · Havana, La Habana, Cuba | Source record |
| Jack Cameron | 1 | First positive recorded appearance: 1906 · Sydney, NS, CAN | Source record |
| Jack Doyle | 1 | First positive recorded appearance: 1889 · Killorglin, County Kerry, Ireland | Source record |
| Jack Graney | 1 | First positive recorded appearance: 1908 · St. Thomas, ON, CAN | Source record |
| Jack Katoll | 1 | First positive recorded appearance: 1898 · Finckenstein, West Prussia, Prussia | Source record |
| Jack Lelivelt | 1 | First positive recorded appearance: 1909 · Netherlands | Source record |
| Jack Lopez | 1 | First positive recorded appearance: 2021 · Rio Piedras, P.R. | Source record |
| Jack O'Loughlin | 1 | First positive recorded appearance: 2024 · Adelaide, SA, Australia | Source record |
| Jack O'Neill | 1 | First positive recorded appearance: 1902 · Galway, County Galway, Ireland | Source record |
| Jack Quinn | 1 | First positive recorded appearance: 1909 · Stefurov, Austria-Hungary | Source record |
| Jackie Gutierrez | 1 | First positive recorded appearance: 1983 · Cartagena, Bolívar, Colombia | Source record |
| Jackie Hernandez | 1 | First positive recorded appearance: 1965 · Central Tinguaro, Matanzas, Cuba | Source record |
| Jackson Chourio | 1 | First positive recorded appearance: 2024 · Maracaibo, Zulia, Venezuela | Source record |
| Jacob Robson | 1 | First positive recorded appearance: 2021 · London, ON, CAN | Source record |
| Jae Kuk Ryu | 1 | First positive recorded appearance: 2006 · Seoul, Seoul, South Korea | Source record |
| Jae Weong Seo | 1 | First positive recorded appearance: 2002 · Gwangju, Gwangju, South Korea | Source record |
| Jae-gyun Hwang | 1 | First positive recorded appearance: 2017 · Seoul, Seoul, South Korea | Source record |
| Jailen Peguero | 1 | First positive recorded appearance: 2007 · Azua, Azua, D.R. | Source record |
| Jaime Barria | 1 | First positive recorded appearance: 2018 · Panama City, Panamá, Panama | Source record |
| Jaime Cocanower | 1 | First positive recorded appearance: 1983 · San Juan, P.R. | Source record |
| Jaime Garcia | 1 | First positive recorded appearance: 2008 · Reynosa, Tamaulipas, México | Source record |
| Jaime Navarro | 1 | First positive recorded appearance: 1989 · Bayamon, P.R. | Source record |
| Jair Camargo | 1 | First positive recorded appearance: 2024 · Barranquilla, Atlántico, Colombia | Source record |
| Jair Jurrjens | 1 | First positive recorded appearance: 2007 · Santa Maria, Curaçao | Source record |
| Jairo Asencio | 1 | First positive recorded appearance: 2009 · Sabana Grande de Palenque, San Cristóbal, D.R. | Source record |
| Jairo Diaz | 1 | First positive recorded appearance: 2014 · Puerto la Cruz, Anzoátegui, Venezuela | Source record |
| Jairo Iriarte | 1 | First positive recorded appearance: 2024 · La Guaira, La Guaira, Venezuela | Source record |
| Jairo Labourt | 1 | First positive recorded appearance: 2017 · Azua, Azua, D.R. | Source record |
| Jake Gettman | 1 | First positive recorded appearance: 1897 · Frank, Astrakhan, Russia | Source record |
| Jake Livingstone | 1 | First positive recorded appearance: 1901 · St. Petersburg, St. Petersburg, Russia | Source record |
| James Beresford | 1 | First positive recorded appearance: 2016 · Mount Waverley, VIC, Australia | Source record |
| James Cavanagh | 1 | First positive recorded appearance: 1872 · Scotland | Source record |
| James Paxton | 1 | First positive recorded appearance: 2013 · Ladner, BC, CAN | Source record |
| James Pirie | 1 | First positive recorded appearance: 1883 · Dundas, ON, CAN | Source record |
| Jamie Romak | 1 | First positive recorded appearance: 2014 · London, ON, CAN | Source record |
| Jandel Gustave | 1 | First positive recorded appearance: 2016 · Pimentel, Duarte, D.R. | Source record |
| Jared Young | 1 | First positive recorded appearance: 2022 · Prince George, BC, CAN | Source record |
| Jarlin Garcia | 1 | First positive recorded appearance: 2017 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jason Bay | 1 | First positive recorded appearance: 2003 · Trail, BC, CAN | Source record |
| Jason Dickson | 1 | First positive recorded appearance: 1996 · London, ON, CAN | Source record |
| Jason Green | 1 | First positive recorded appearance: 2000 · Port Hope, ON, CAN | Source record |
| Jasson Domínguez | 1 | First positive recorded appearance: 2023 · Esperanza, Valverde, D.R. | Source record |
| Javier Assad | 1 | First positive recorded appearance: 2022 · Tijuana, Baja California, México | Source record |
| Javier Baez | 1 | First positive recorded appearance: 2014 · Bayamon, P.R. | Source record |
| Javier Cardona | 1 | First positive recorded appearance: 2000 · Santurce, P.R. | Source record |
| Javier Lopez | 1 | First positive recorded appearance: 2003 · San Juan, P.R. | Source record |
| Javier Martinez | 1 | First positive recorded appearance: 1998 · Bayamon, P.R. | Source record |
| Javier Pérez | 1 | First positive recorded appearance: 1934 · San Antonio de los Baños, La Habana, Cuba | Source record |
| Javier Sanoja | 1 | First positive recorded appearance: 2024 · Maracay, Aragua, Venezuela | Source record |
| Javier Valentin | 1 | First positive recorded appearance: 1997 · Manati, P.R. | Source record |
| Javier Vazquez | 1 | First positive recorded appearance: 1998 · Ponce, P.R. | Source record |
| Javy Guerra | 1 | First positive recorded appearance: 2018 · David, Chiriquí, Panama | Source record |
| Javy Lopez | 1 | First positive recorded appearance: 1992 · Ponce, P.R. | Source record |
| Jay Clarke | 1 | First positive recorded appearance: 1905 · Amherstburg, ON, CAN | Source record |
| Jayson Aquino | 1 | First positive recorded appearance: 2016 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Jazz Chisholm | 1 | First positive recorded appearance: 2020 · Nassau, New Providence, Bahamas | Source record |
| Jean Machi | 1 | First positive recorded appearance: 2012 · El Tigre, Anzoátegui, Venezuela | Source record |
| Jean Segura | 1 | First positive recorded appearance: 2012 · San Juan, San Juan, D.R. | Source record |
| Jean-Pierre Roy | 1 | First positive recorded appearance: 1946 · Montreal, QC, CAN | Source record |
| Jeanmar Gomez | 1 | First positive recorded appearance: 2010 · Caracas, Distrito Capital, Venezuela | Source record |
| Jeff Baker | 1 | First positive recorded appearance: 2005 · Bad Kissingen, Bavaria, West Germany | Source record |
| Jeff Bronkey | 1 | First positive recorded appearance: 1993 · Kabul, Kabul, Afghanistan | Source record |
| Jeff Francis | 1 | First positive recorded appearance: 2004 · Vancouver, BC, CAN | Source record |
| Jeff Heath | 1 | First positive recorded appearance: 1936 · Fort William, ON, CAN | Source record |
| Jeff McCurry | 1 | First positive recorded appearance: 1995 · Tokyo, Tokyo, Japan | Source record |
| Jeff Williams | 1 | First positive recorded appearance: 1999 · Canberra, NSW, Australia | Source record |
| Jeff Zimmerman | 1 | First positive recorded appearance: 1999 · Kelowna, BC, CAN | Source record |
| Jefry Marte | 1 | First positive recorded appearance: 2015 · La Romana, La Romana, D.R. | Source record |
| Jefry Rodriguez | 1 | First positive recorded appearance: 2018 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Jen-Ho Tseng | 1 | First positive recorded appearance: 2017 · Taipei, Taipei City, Taiwan | Source record |
| Jenrry Mejia | 1 | First positive recorded appearance: 2010 · Tabara Arriba, Azua, D.R. | Source record |
| Jerar Encarnacion | 1 | First positive recorded appearance: 2022 · Bayaguana, Monte Plata, D.R. | Source record |
| Jeremy Peña | 1 | First positive recorded appearance: 2022 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jermaine Palacios | 1 | First positive recorded appearance: 2022 · Barquisimeto, Lara, Venezuela | Source record |
| Jerry Browne | 1 | First positive recorded appearance: 1986 · Christiansted, St. Croix, U.S. Virgin Islands | Source record |
| Jerry Gil | 1 | First positive recorded appearance: 2004 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Jerry Moore | 1 | First positive recorded appearance: 1884 · Windsor, ON, CAN | Source record |
| Jerry Morales | 1 | First positive recorded appearance: 1969 · Yabucoa, P.R. | Source record |
| Jesen Therrien | 1 | First positive recorded appearance: 2017 · Montreal, QC, CAN | Source record |
| Jesmuel Valentin | 1 | First positive recorded appearance: 2018 · Manati, P.R. | Source record |
| Jesse Crain | 1 | First positive recorded appearance: 2004 · Toronto, ON, CAN | Source record |
| Jesse Flores | 1 | First positive recorded appearance: 1942 · Guadalajara, Jalisco, México | Source record |
| Jesus Aguilar | 1 | First positive recorded appearance: 2014 · Maracay, Aragua, Venezuela | Source record |
| Jesus Alou | 1 | First positive recorded appearance: 1963 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Jesus Colome | 1 | First positive recorded appearance: 2001 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Jesus Cruz | 1 | First positive recorded appearance: 2020 · Salinas de Hidalgo, San Luis Potosí, México | Source record |
| Jesus de la Rosa | 1 | First positive recorded appearance: 1975 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jesus Delgado | 1 | First positive recorded appearance: 2008 · Maracay, Carabobo, Venezuela | Source record |
| Jesus Feliciano | 1 | First positive recorded appearance: 2010 · Bayamon, P.R. | Source record |
| Jesus Figueroa | 1 | First positive recorded appearance: 1980 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jesus Flores | 1 | First positive recorded appearance: 2007 · Carupano, Sucre, Venezuela | Source record |
| Jesus Guzman | 1 | First positive recorded appearance: 2009 · Cumana, Sucre, Venezuela | Source record |
| Jesus Hernaiz | 1 | First positive recorded appearance: 1974 · Santurce, P.R. | Source record |
| Jesús Lorenzo | 1 | First positive recorded appearance: 1929 · Havana, La Habana, Cuba | Source record |
| Jesus Luzardo | 1 | First positive recorded appearance: 2019 · Lima, Lima, Peru | Source record |
| Jesus Montero | 1 | First positive recorded appearance: 2011 · Guacara, Carabobo, Venezuela | Source record |
| Jesus Peña | 1 | First positive recorded appearance: 1999 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jesus Reyes | 1 | First positive recorded appearance: 2018 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jesús Romagosa | 1 | First positive recorded appearance: 1920 · Oriente, Cuba | Source record |
| Jesus Sanchez | 1 | First positive recorded appearance: 1998 · Nizao, Peravia, D.R. | Source record |
| Jesus Sanchez | 1 | First positive recorded appearance: 2020 · Higuey, La Altagracia, D.R. | Source record |
| Jesus Sucre | 1 | First positive recorded appearance: 2013 · Cumana, Sucre, Venezuela | Source record |
| Jesus Tavarez | 1 | First positive recorded appearance: 1994 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jesus Tinoco | 1 | First positive recorded appearance: 2019 · San Antonio de Maturin, Monagas, Venezuela | Source record |
| Jesus Vega | 1 | First positive recorded appearance: 1979 · Bayamon, P.R. | Source record |
| Jeurys Familia | 1 | First positive recorded appearance: 2012 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jhan Marinez | 1 | First positive recorded appearance: 2010 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jharel Cotton | 1 | First positive recorded appearance: 2016 · St. Thomas, St. Thomas, U.S. Virgin Islands | Source record |
| Jhoan Duran | 1 | First positive recorded appearance: 2022 · Esperanza, Valverde, D.R. | Source record |
| Jhon Romero | 1 | First positive recorded appearance: 2021 · Cartagena, Bolívar, Colombia | Source record |
| Jhonatan Solano | 1 | First positive recorded appearance: 2012 · Barranquilla, Atlántico, Colombia | Source record |
| Jhonathan Diaz | 1 | First positive recorded appearance: 2021 · Valencia, Carabobo, Venezuela | Source record |
| Jhonkensy Noel | 1 | First positive recorded appearance: 2024 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Jhonny Nunez | 1 | First positive recorded appearance: 2009 · San Jose de las Matas, Santiago, D.R. | Source record |
| Jhonny Peralta | 1 | First positive recorded appearance: 2003 · Santiago, Santiago, D.R. | Source record |
| Jhonny Pereda | 1 | First positive recorded appearance: 2024 · San Juan, Aragua, Venezuela | Source record |
| Jhony Brito | 1 | First positive recorded appearance: 2023 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Jhostynxon Garcia | 1 | First positive recorded appearance: 2025 · San Fernando de Apure, Apure, Venezuela | Source record |
| Jhoulys Chacin | 1 | First positive recorded appearance: 2009 · Maracaibo, Zulia, Venezuela | Source record |
| Ji Hwan Bae | 1 | First positive recorded appearance: 2022 · Daegu, Daegu, South Korea | Source record |
| Ji-Man Choi | 1 | First positive recorded appearance: 2016 · Incheon, Incheon, South Korea | Source record |
| Jim Adduci | 1 | First positive recorded appearance: 2013 · Burnaby, BC, CAN | Source record |
| Jim Bowie | 1 | First positive recorded appearance: 1994 · Tokyo, Tokyo, Japan | Source record |
| Jim Cockman | 1 | First positive recorded appearance: 1905 · Guelph, ON, CAN | Source record |
| Jim Hall | 1 | First positive recorded appearance: 1872 · England | Source record |
| Jim Halpin | 1 | First positive recorded appearance: 1882 · England | Source record |
| Jim Henderson | 1 | First positive recorded appearance: 2012 · Calgary, AB, CAN | Source record |
| Jim Lawrence | 1 | First positive recorded appearance: 1963 · Hamilton, ON, CAN | Source record |
| Jim McCormick | 1 | First positive recorded appearance: 1878 · Glasgow, Glasgow, Scotland | Source record |
| Jim McKeever | 1 | First positive recorded appearance: 1884 · Saint John, NB, CAN | Source record |
| Jim Riley | 1 | First positive recorded appearance: 1921 · Bayfield, NB, CAN | Source record |
| Jim Walkup | 1 | First positive recorded appearance: 1927 · Havana, La Habana, Cuba | Source record |
| Jim Walkup | 1 | First positive recorded appearance: 1934 · Havana, La Habana, Cuba | Source record |
| Jim Wright | 1 | First positive recorded appearance: 1927 · Hyde, Greater Manchester, England | Source record |
| Jimmy Archer | 1 | First positive recorded appearance: 1904 · Dublin, County Dublin, Ireland | Source record |
| Jimmy Austin | 1 | First positive recorded appearance: 1909 · Swansea, Swansea, Wales | Source record |
| Jimmy Claxton | 1 | First positive recorded appearance: 1932 · Wellington, BC, CAN | Source record |
| Jimmy Cordero | 1 | First positive recorded appearance: 2018 · San Cristobal, San Cristóbal, D.R. | Source record |
| Jimmy Hallinan | 1 | First positive recorded appearance: 1871 · Ireland | Source record |
| Jimmy Knowles | 1 | First positive recorded appearance: 1884 · Toronto, ON, CAN | Source record |
| Jimmy Paredes | 1 | First positive recorded appearance: 2011 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Jimmy Rosario | 1 | First positive recorded appearance: 1971 · Bayamon, P.R. | Source record |
| Jimmy Walsh | 1 | First positive recorded appearance: 1912 · Rathroe, County Tipperary, Ireland | Source record |
| Jimmy Wiggs | 1 | First positive recorded appearance: 1903 · Trondhjem, Trøndelag, Norway | Source record |
| Jin Ho Cho | 1 | First positive recorded appearance: 1998 · Jeonju, Jeonbuk State, South Korea | Source record |
| Joakim Soria | 1 | First positive recorded appearance: 2007 · Monclova, Coahuila, México | Source record |
| Joan Adon | 1 | First positive recorded appearance: 2021 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Joaquin Andujar | 1 | First positive recorded appearance: 1976 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Joaquin Arias | 1 | First positive recorded appearance: 2006 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Joaquín Arumís | 1 | First positive recorded appearance: 1920 · Cuba | Source record |
| Joaquin Benoit | 1 | First positive recorded appearance: 2001 · Santiago, Santiago, D.R. | Source record |
| Jocko Fields | 1 | First positive recorded appearance: 1887 · Cork, County Cork, Ireland | Source record |
| Joe Azcue | 1 | First positive recorded appearance: 1960 · Cienfuegos, Cienfuegos, Cuba | Source record |
| Joe Brown | 1 | First positive recorded appearance: 1884 · CAN | Source record |
| Joe Christopher | 1 | First positive recorded appearance: 1959 · Frederiksted, St. Croix, U.S. Virgin Islands | Source record |
| Joe Cleary | 1 | First positive recorded appearance: 1945 · Cork, County Cork, Ireland | Source record |
| Joe Colon | 1 | First positive recorded appearance: 2016 · Caguas, P.R. | Source record |
| Joe Erautt | 1 | First positive recorded appearance: 1950 · Vibank, SK, CAN | Source record |
| Joe Hovlik | 1 | First positive recorded appearance: 1909 · Austria-Hungary | Source record |
| Joe Jimenez | 1 | First positive recorded appearance: 2017 · San Juan, P.R. | Source record |
| Joe Knight | 1 | First positive recorded appearance: 1884 · Port Stanley, ON, CAN | Source record |
| Joe Krakauskas | 1 | First positive recorded appearance: 1937 · Montreal, QC, CAN | Source record |
| Joe Miller | 1 | First positive recorded appearance: 1872 · Germany | Source record |
| Joe Ortiz | 1 | First positive recorded appearance: 2013 · Caracas, Distrito Capital, Venezuela | Source record |
| Joe Quinn | 1 | First positive recorded appearance: 1884 · Ipswich, QLD, Australia | Source record |
| Joe Siddall | 1 | First positive recorded appearance: 1993 · Windsor, ON, CAN | Source record |
| Joe Weber | 1 | First positive recorded appearance: 1884 · Hamilton, ON, CAN | Source record |
| Joe Zapustas | 1 | First positive recorded appearance: 1933 · Liepaja, Liepaja, Latvia | Source record |
| Joel Carreno | 1 | First positive recorded appearance: 2011 · San Cristobal, San Cristóbal, D.R. | Source record |
| Joel De La Cruz | 1 | First positive recorded appearance: 2016 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Joel Guzman | 1 | First positive recorded appearance: 2006 · Quisqueya, San Pedro de Macorís, D.R. | Source record |
| Joel Payamps | 1 | First positive recorded appearance: 2019 · Santiago, Santiago, D.R. | Source record |
| Joel Peguero | 1 | First positive recorded appearance: 2025 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Joel Peralta | 1 | First positive recorded appearance: 2005 · Bonao, Monseñor Nouel, D.R. | Source record |
| Joel Pineiro | 1 | First positive recorded appearance: 2000 · Rio Piedras, P.R. | Source record |
| Joely Rodriguez | 1 | First positive recorded appearance: 2016 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Joey Cora | 1 | First positive recorded appearance: 1987 · Caguas, P.R. | Source record |
| Joey Meneses | 1 | First positive recorded appearance: 2022 · Culiacan, Sinaloa, México | Source record |
| Joey Votto | 1 | First positive recorded appearance: 2007 · Toronto, ON, CAN | Source record |
| Johan Camargo | 1 | First positive recorded appearance: 2017 · Panama City, Panamá, Panama | Source record |
| Johan Oviedo | 1 | First positive recorded appearance: 2020 · Havana, La Habana, Cuba | Source record |
| Johan Quezada | 1 | First positive recorded appearance: 2020 · Santo Domingo Este, Santo Domingo, D.R. | Source record |
| Johan Rojas | 1 | First positive recorded appearance: 2023 · San Francisco de Macoris, San Pedro de Macorís, D.R. | Source record |
| Johan Santana | 1 | First positive recorded appearance: 2000 · Tovar, Mérida, Venezuela | Source record |
| John Anderson | 1 | First positive recorded appearance: 1894 · Sarpsborg, Østfold, Norway | Source record |
| John Axford | 1 | First positive recorded appearance: 2009 · Simcoe, ON, CAN | Source record |
| John Balaz | 1 | First positive recorded appearance: 1974 · Toronto, ON, CAN | Source record |
| John Curran | 1 | First positive recorded appearance: 1876 · Ireland | Source record |
| John Doyle | 1 | First positive recorded appearance: 1882 · Halifax, NS, CAN | Source record |
| John Hattig | 1 | First positive recorded appearance: 2006 · Tamuning, Guam | Source record |
| John Hiller | 1 | First positive recorded appearance: 1965 · Toronto, ON, CAN | Source record |
| John Houseman | 1 | First positive recorded appearance: 1894 · Netherlands | Source record |
| John Humphries | 1 | First positive recorded appearance: 1883 · North Gower, ON, CAN | Source record |
| John Irwin | 1 | First positive recorded appearance: 1882 · Toronto, ON, CAN | Source record |
| John Kloza | 1 | First positive recorded appearance: 1931 · Poland | Source record |
| John McGuinness | 1 | First positive recorded appearance: 1876 · Ireland | Source record |
| John Michaelson | 1 | First positive recorded appearance: 1921 · Taivalkoski, Oulu, Finland | Source record |
| John O'Brien | 1 | First positive recorded appearance: 1891 · Saint John, NB, CAN | Source record |
| John O'Connell | 1 | First positive recorded appearance: 1891 · Ireland | Source record |
| John O'Neill | 1 | First positive recorded appearance: 1904 · Saint John, NB, CAN | Source record |
| John Stedronsky | 1 | First positive recorded appearance: 1879 · Czechoslovakia | Source record |
| John Stephens | 1 | First positive recorded appearance: 2002 · Sydney, NSW, Australia | Source record |
| John Tener | 1 | First positive recorded appearance: 1885 · Tyrone, County Tyrone, Ireland | Source record |
| John Upham | 1 | First positive recorded appearance: 1967 · Windsor, ON, CAN | Source record |
| Johnathan Rodríguez | 1 | First positive recorded appearance: 2024 · Bayamon, P.R. | Source record |
| Johneshwy Fargas | 1 | First positive recorded appearance: 2021 · Trujillo Alto, P.R. | Source record |
| Johnny Cueto | 1 | First positive recorded appearance: 2008 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Johnny Guzman | 1 | First positive recorded appearance: 1991 · Hatillo Palma, Monte Cristi, D.R. | Source record |
| Johnny O'Connor | 1 | First positive recorded appearance: 1916 · Cahersiveen, County Kerry, Ireland | Source record |
| Johnny Paredes | 1 | First positive recorded appearance: 1988 · Maracaibo, Zulia, Venezuela | Source record |
| Johnny Reder | 1 | First positive recorded appearance: 1932 · Lublin, Lublin, Poland | Source record |
| Johnny Rutherford | 1 | First positive recorded appearance: 1952 · Belleville, ON, CAN | Source record |
| Johnny Sain | 1 | First positive recorded appearance: 1942 · Havana, La Habana, Cuba | Source record |
| Jolbert Cabrera | 1 | First positive recorded appearance: 1998 · Cartagena, Bolívar, Colombia | Source record |
| Jon Morrison | 1 | First positive recorded appearance: 1884 · London, ON, CAN | Source record |
| Jonah Tong | 1 | First positive recorded appearance: 2025 · Markham, ON, CAN | Source record |
| Jonatan Clase | 1 | First positive recorded appearance: 2024 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jonathan Albaladejo | 1 | First positive recorded appearance: 2007 · San Juan, P.R. | Source record |
| Jonathan Aranda | 1 | First positive recorded appearance: 2022 · Tijuana, Baja California, México | Source record |
| Jonathan Arauz | 1 | First positive recorded appearance: 2020 · Alanje, Chiriquí, Panama | Source record |
| Jonathan Aro | 1 | First positive recorded appearance: 2015 · La Vega, La Vega, D.R. | Source record |
| Jonathan Bermúdez | 1 | First positive recorded appearance: 2024 · Coamo, P.R. | Source record |
| Jonathan Herrera | 1 | First positive recorded appearance: 2008 · Maracaibo, Zulia, Venezuela | Source record |
| Jonathan Loaisiga | 1 | First positive recorded appearance: 2018 · Managua, Managua, Nicaragua | Source record |
| Jonathan Sanchez | 1 | First positive recorded appearance: 2006 · Mayaguez, P.R. | Source record |
| Jonathan Schoop | 1 | First positive recorded appearance: 2013 · Willemstad, Curaçao | Source record |
| Jonathan Villar | 1 | First positive recorded appearance: 2013 · La Vega, La Vega, D.R. | Source record |
| Jorbit Vivas | 1 | First positive recorded appearance: 2025 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Jordan Balazovic | 1 | First positive recorded appearance: 2023 · Mississauga, ON, CAN | Source record |
| Jordan Diaz | 1 | First positive recorded appearance: 2022 · Monteria, Córdoba, Colombia | Source record |
| Jordan Norberto | 1 | First positive recorded appearance: 2010 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Jordan Romano | 1 | First positive recorded appearance: 2019 · Markham, ON, CAN | Source record |
| Jordan Zimmerman | 1 | First positive recorded appearance: 1999 · Kelowna, BC, CAN | Source record |
| Jordany Valdespin | 1 | First positive recorded appearance: 2012 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Jorge Alcala | 1 | First positive recorded appearance: 2019 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Jorge Alfaro | 1 | First positive recorded appearance: 2016 · Sincelejo, Sucre, Colombia | Source record |
| Jorge Barrosa | 1 | First positive recorded appearance: 2024 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Jorge Bonifacio | 1 | First positive recorded appearance: 2017 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jorge Brito | 1 | First positive recorded appearance: 1995 · Monción, Santiago Rodríguez, D.R. | Source record |
| Jorge Campillo | 1 | First positive recorded appearance: 2005 · Tijuana, Baja California, México | Source record |
| Jorge Comellas | 1 | First positive recorded appearance: 1945 · Havana, La Habana, Cuba | Source record |
| Jorge De La Rosa | 1 | First positive recorded appearance: 2004 · Monterrey, Nuevo León, México | Source record |
| Jorge De Leon | 1 | First positive recorded appearance: 2013 · Azua, Azua, D.R. | Source record |
| Jorge De Paula | 1 | First positive recorded appearance: 2003 · Sabana Grande de Boya, Monte Plata, D.R. | Source record |
| Jorge Guzman | 1 | First positive recorded appearance: 2020 · Las Matas de Santa Cruz, Monte Cristi, D.R. | Source record |
| Jorge Julio | 1 | First positive recorded appearance: 2001 · Caracas, Distrito Capital, Venezuela | Source record |
| Jorge Lopez | 1 | First positive recorded appearance: 2015 · Cayey, P.R. | Source record |
| Jorge Mateo | 1 | First positive recorded appearance: 2020 · Santo Domingo Oeste, Santo Domingo, D.R. | Source record |
| Jorge Ona | 1 | First positive recorded appearance: 2020 · Havana, La Habana, Cuba | Source record |
| Jorge Orta | 1 | First positive recorded appearance: 1972 · Mazatlan, Sinaloa, México | Source record |
| Jorge Padilla | 1 | First positive recorded appearance: 2009 · Rio Piedras, P.R. | Source record |
| Jorge Polanco | 1 | First positive recorded appearance: 2014 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Jorge Posada | 1 | First positive recorded appearance: 1995 · Santurce, P.R. | Source record |
| Jorge Rondon | 1 | First positive recorded appearance: 2014 · Calabozo, Guárico, Venezuela | Source record |
| Jorge Roque | 1 | First positive recorded appearance: 1970 · Ponce, P.R. | Source record |
| Jorge Rubio | 1 | First positive recorded appearance: 1966 · Mexicali, Baja California, México | Source record |
| Jorge Soler | 1 | First positive recorded appearance: 2014 · Havana, La Habana, Cuba | Source record |
| Jorge Sosa | 1 | First positive recorded appearance: 2002 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jorge Toca | 1 | First positive recorded appearance: 1999 · Remedios, Villa Clara, Cuba | Source record |
| Jorge Vasquez | 1 | First positive recorded appearance: 2004 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Jorge Velandia | 1 | First positive recorded appearance: 1997 · Caracas, Distrito Capital, Venezuela | Source record |
| Jose Abreu | 1 | First positive recorded appearance: 2014 · Cienfuegos, Cienfuegos, Cuba | Source record |
| Jose Acevedo | 1 | First positive recorded appearance: 2001 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Acosta | 1 | First positive recorded appearance: 1920 · Havana, La Habana, Cuba | Source record |
| José Agustín Rodríguez | 1 | First positive recorded appearance: 1922 · Havana, La Habana, Cuba | Source record |
| Jose Alberro | 1 | First positive recorded appearance: 1995 · San Juan, P.R. | Source record |
| Jose Altuve | 1 | First positive recorded appearance: 2011 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Jose Alvarado | 1 | First positive recorded appearance: 2017 · Maracaibo, Zulia, Venezuela | Source record |
| Jose Alvarez | 1 | First positive recorded appearance: 2013 · Barcelona, Anzoátegui, Venezuela | Source record |
| Jose Arcia | 1 | First positive recorded appearance: 1968 · Havana, La Habana, Cuba | Source record |
| Jose Arredondo | 1 | First positive recorded appearance: 2008 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Jose Ascanio | 1 | First positive recorded appearance: 2007 · Maracay, Aragua, Venezuela | Source record |
| Jose Azocar | 1 | First positive recorded appearance: 2022 · Güiria, Sucre, Venezuela | Source record |
| Jose Baez | 1 | First positive recorded appearance: 1977 · San Cristobal, San Cristóbal, D.R. | Source record |
| Jose Barrero | 1 | First positive recorded appearance: 2020 · Havana, La Habana, Cuba | Source record |
| Jose Bautista | 1 | First positive recorded appearance: 1988 · Bani, Peravia, D.R. | Source record |
| Jose Bautista | 1 | First positive recorded appearance: 2004 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Berrios | 1 | First positive recorded appearance: 2016 · Bayamon, P.R. | Source record |
| José Borges | 1 | First positive recorded appearance: 1906 · Cuba | Source record |
| Jose Briceno | 1 | First positive recorded appearance: 2018 · Caracas, Distrito Capital, Venezuela | Source record |
| Jose Butto | 1 | First positive recorded appearance: 2022 · Cumana, Sucre, Venezuela | Source record |
| José Caballero | 1 | First positive recorded appearance: 2023 · Panama, Panamá, Panama | Source record |
| Jose Cabrera | 1 | First positive recorded appearance: 1997 · La Delgada, Santiago, D.R. | Source record |
| Jose Cano | 1 | First positive recorded appearance: 1989 · Boca del Soco, San Pedro de Macorís, D.R. | Source record |
| Jose Canseco | 1 | First positive recorded appearance: 1985 · Havana, La Habana, Cuba | Source record |
| Jose Capellan | 1 | First positive recorded appearance: 2004 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Jose Cardenal | 1 | First positive recorded appearance: 1963 · Matanzas, Matanzas, Cuba | Source record |
| Jose Castillo | 1 | First positive recorded appearance: 2004 · Las Mercedes, Guárico, Venezuela | Source record |
| Jose Castillo | 1 | First positive recorded appearance: 2018 · Valencia, Carabobo, Venezuela | Source record |
| Jose Cecena | 1 | First positive recorded appearance: 1988 · Ciudad Obregon, Sonora, México | Source record |
| Jose Ceda | 1 | First positive recorded appearance: 2010 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Cisnero | 1 | First positive recorded appearance: 2013 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| José Colás | 1 | First positive recorded appearance: 1947 · Havana, La Habana, Cuba | Source record |
| Jose Constanza | 1 | First positive recorded appearance: 2011 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Contreras | 1 | First positive recorded appearance: 2003 · La Martinas, Pinar del Rio, Cuba | Source record |
| Jose Corniell | 1 | First positive recorded appearance: 2025 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Cruz | 1 | First positive recorded appearance: 1970 · Arroyo, P.R. | Source record |
| Jose Cruz | 1 | First positive recorded appearance: 1997 · Arroyo, P.R. | Source record |
| Jose Cuas | 1 | First positive recorded appearance: 2022 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose De La Torre | 1 | First positive recorded appearance: 2013 · San Juan, P.R. | Source record |
| Jose De Leon | 1 | First positive recorded appearance: 2016 · Isabela, P.R. | Source record |
| Jose De Paula | 1 | First positive recorded appearance: 2015 · Villa Mella, Distrito Nacional, D.R. | Source record |
| Jose DeLeon | 1 | First positive recorded appearance: 1983 · Rancho Viejo, La Vega, D.R. | Source record |
| Jose Devers | 1 | First positive recorded appearance: 2021 · Samana, Samaná, D.R. | Source record |
| Jose Diaz | 1 | First positive recorded appearance: 2006 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Jose Dominguez | 1 | First positive recorded appearance: 2013 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Jose Escobar | 1 | First positive recorded appearance: 1991 · La Sabana, Vargas, Venezuela | Source record |
| Jose Espada | 1 | First positive recorded appearance: 2023 · Ponce, P.R. | Source record |
| José Fermin | 1 | First positive recorded appearance: 2025 · Payita, María Trinidad Sánchez, D.R. | Source record |
| José Fermín | 1 | First positive recorded appearance: 2023 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Jose Fernandez | 1 | First positive recorded appearance: 1999 · La Vega, La Vega, D.R. | Source record |
| Jose Fernandez | 1 | First positive recorded appearance: 2013 · Santa Clara, Santa Clara, Cuba | Source record |
| Jose Fernandez | 1 | First positive recorded appearance: 2018 · Villa Clara, Cuba | Source record |
| Jose Fernandez | 1 | First positive recorded appearance: 2018 · Mao, Valverde, D.R. | Source record |
| Jose Ferrer | 1 | First positive recorded appearance: 2023 · Maimon, Monseñor Nouel, D.R. | Source record |
| José Figueroa | 1 | First positive recorded appearance: 1940 · Mayagüez, P.R. | Source record |
| Jose Garcia | 1 | First positive recorded appearance: 2006 · Dajabon, Dajabón, D.R. | Source record |
| Jose Godoy | 1 | First positive recorded appearance: 2021 · Maracaibo, Zulia, Venezuela | Source record |
| Jose Gonzalez | 1 | First positive recorded appearance: 1985 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Jose Guillen | 1 | First positive recorded appearance: 1997 · San Cristobal, San Cristóbal, D.R. | Source record |
| José Gutiérrez | 1 | First positive recorded appearance: 1926 · Havana, La Habana, Cuba | Source record |
| Jose Guzman | 1 | First positive recorded appearance: 1985 · Santa Isabel, P.R. | Source record |
| Jose Hernandez | 1 | First positive recorded appearance: 1991 · Rio Piedras, P.R. | Source record |
| Jose Hernandez | 1 | First positive recorded appearance: 2023 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Jose Herrera | 1 | First positive recorded appearance: 1967 · San Lorenzo, Zulia, Venezuela | Source record |
| Jose Herrera | 1 | First positive recorded appearance: 1995 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Herrera | 1 | First positive recorded appearance: 2022 · San Carlos, Cojedes, Venezuela | Source record |
| Jose Iglesias | 1 | First positive recorded appearance: 2011 · Havana, La Habana, Cuba | Source record |
| Jose Jimenez | 1 | First positive recorded appearance: 1998 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| José Junco | 1 | First positive recorded appearance: 1912 · Matanzas, Matanzas, Cuba | Source record |
| José Leblanc | 1 | First positive recorded appearance: 1919 · Cienfuegos, Las Villas, Cuba | Source record |
| Jose Leclerc | 1 | First positive recorded appearance: 2016 · Esperanza, Valverde, D.R. | Source record |
| Jose Leon | 1 | First positive recorded appearance: 2002 · Cayey, P.R. | Source record |
| Jose Lima | 1 | First positive recorded appearance: 1994 · Santiago, Santiago, D.R. | Source record |
| Jose Lind | 1 | First positive recorded appearance: 1987 · Toabaja, P.R. | Source record |
| Jose Lobaton | 1 | First positive recorded appearance: 2009 · Acarigua, Portuguesa, Venezuela | Source record |
| Jose Lopez | 1 | First positive recorded appearance: 2004 · Barcelona, Anzoátegui, Venezuela | Source record |
| José Lopez | 1 | First positive recorded appearance: 2023 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| José López | 1 | First positive recorded appearance: 1920 · Regla, La Habana, Cuba | Source record |
| Jose Macias | 1 | First positive recorded appearance: 1999 · Panama City, Panamá, Panama | Source record |
| José Magriñat | 1 | First positive recorded appearance: 1906 · Matanzas, Matanzas, Cuba | Source record |
| Jose Malave | 1 | First positive recorded appearance: 1996 · Cumana, Sucre, Venezuela | Source record |
| José María Fernández | 1 | First positive recorded appearance: 1916 · Guanabacoa, La Habana, Cuba | Source record |
| Jose Marmolejos | 1 | First positive recorded appearance: 2020 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Marte | 1 | First positive recorded appearance: 2021 · Santiago, Santiago, D.R. | Source record |
| Jose Martinez | 1 | First positive recorded appearance: 1969 · Cardenas, Matanzas, Cuba | Source record |
| Jose Martinez | 1 | First positive recorded appearance: 1994 · Guayubin, Monte Cristi, D.R. | Source record |
| Jose Martinez | 1 | First positive recorded appearance: 2016 · La Guaira, Vargas, Venezuela | Source record |
| Jose Melendez | 1 | First positive recorded appearance: 1990 · Naguabo, P.R. | Source record |
| José Méndez | 1 | First positive recorded appearance: 1908 · Cardenas, Matanzas, Cuba | Source record |
| Jose Mercedes | 1 | First positive recorded appearance: 1994 · El Seibo, El Seibo, D.R. | Source record |
| Jose Mesa | 1 | First positive recorded appearance: 1987 · Pueblo Viejo, Azua, D.R. | Source record |
| Jose Mijares | 1 | First positive recorded appearance: 2008 · Caracas, Distrito Capital, Venezuela | Source record |
| Jose Miranda | 1 | First positive recorded appearance: 2022 · Manati, P.R. | Source record |
| Jose Molina | 1 | First positive recorded appearance: 1999 · Bayamon, P.R. | Source record |
| Jose Morales | 1 | First positive recorded appearance: 1973 · Frederiksted, St. Croix, U.S. Virgin Islands | Source record |
| Jose Morales | 1 | First positive recorded appearance: 2007 · Rio Piedras, P.R. | Source record |
| Jose Morban | 1 | First positive recorded appearance: 2003 · Santiago, Santiago, D.R. | Source record |
| Jose Moreno | 1 | First positive recorded appearance: 1980 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Mota | 1 | First positive recorded appearance: 1991 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Mujica | 1 | First positive recorded appearance: 2020 · Valencia, Carabobo, Venezuela | Source record |
| José Muñoz | 1 | First positive recorded appearance: 1905 · Havana, La Habana, Cuba | Source record |
| Jose Nieves | 1 | First positive recorded appearance: 1998 · Guacara, Carabobo, Venezuela | Source record |
| Jose Nunez | 1 | First positive recorded appearance: 1987 · Jarabacoa, La Vega, D.R. | Source record |
| Jose Nunez | 1 | First positive recorded appearance: 2001 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Jose Offerman | 1 | First positive recorded appearance: 1990 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Jose Oliva | 1 | First positive recorded appearance: 1994 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Jose Oquendo | 1 | First positive recorded appearance: 1983 · Rio Piedras, P.R. | Source record |
| Jose Ortega | 1 | First positive recorded appearance: 2012 · Caja Seca, Zulia, Venezuela | Source record |
| Jose Ortiz | 1 | First positive recorded appearance: 1969 · Ponce, P.R. | Source record |
| Jose Ortiz | 1 | First positive recorded appearance: 2000 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Osuna | 1 | First positive recorded appearance: 2017 · Trujillo, Trujillo, Venezuela | Source record |
| Jose Pagan | 1 | First positive recorded appearance: 1959 · Barceloneta, P.R. | Source record |
| Jose Paniagua | 1 | First positive recorded appearance: 1996 · San Jose de Ocoa, Peravia, D.R. | Source record |
| Jose Parra | 1 | First positive recorded appearance: 1995 · Jacagua, Santiago, D.R. | Source record |
| José Parra | 1 | First positive recorded appearance: 1911 · Holguín, Oriente, Cuba | Source record |
| Jose Peña | 1 | First positive recorded appearance: 1969 · Ciudad Juarez, Chihuahua, México | Source record |
| Jose Peraza | 1 | First positive recorded appearance: 2015 · Barinas, Barinas, Venezuela | Source record |
| José Pereira | 1 | First positive recorded appearance: 1947 · Fajardo, P.R. | Source record |
| José Pérez | 1 | First positive recorded appearance: 1922 · Marianao, La Habana, Cuba | Source record |
| Jose Pirela | 1 | First positive recorded appearance: 2014 · Valera, Trujillo, Venezuela | Source record |
| Jose Quijada | 1 | First positive recorded appearance: 2019 · Caripito, Monagas, Venezuela | Source record |
| Jose Quintana | 1 | First positive recorded appearance: 2012 · Arjona, Bolívar, Colombia | Source record |
| Jose Ramirez | 1 | First positive recorded appearance: 2013 · Bani, Peravia, D.R. | Source record |
| Jose Ramirez | 1 | First positive recorded appearance: 2014 · Yaguate, San Cristóbal, D.R. | Source record |
| Jose Reyes | 1 | First positive recorded appearance: 2003 · Villa Gonzalez, Santiago, D.R. | Source record |
| Jose Reyes | 1 | First positive recorded appearance: 2006 · Barahona, Barahona, D.R. | Source record |
| Jose Rijo | 1 | First positive recorded appearance: 1984 · San Cristobal, San Cristóbal, D.R. | Source record |
| Jose Rodriguez | 1 | First positive recorded appearance: 1916 · Havana, La Habana, Cuba | Source record |
| Jose Rodriguez | 1 | First positive recorded appearance: 2000 · Cayey, P.R. | Source record |
| Jose Rodriguez | 1 | First positive recorded appearance: 2019 · Bolivar, Bolívar, Venezuela | Source record |
| José Rodriguez | 1 | First positive recorded appearance: 2023 · Valverde, Valverde, D.R. | Source record |
| Jose Roman | 1 | First positive recorded appearance: 1984 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Jose Rondon | 1 | First positive recorded appearance: 2016 · Villa de Cura, Aragua, Venezuela | Source record |
| José Roque | 1 | First positive recorded appearance: 1929 · Havana, La Habana, Cuba | Source record |
| Jose Ruiz | 1 | First positive recorded appearance: 2017 · Guacara, Carabobo, Venezuela | Source record |
| Jose Santiago | 1 | First positive recorded appearance: 1963 · Juana Diaz, P.R. | Source record |
| Jose Santiago | 1 | First positive recorded appearance: 1997 · Fajardo, P.R. | Source record |
| José Santiago | 1 | First positive recorded appearance: 1948 · Coamo, P.R. | Source record |
| Jose Segura | 1 | First positive recorded appearance: 1988 · Fundacion, Barahona, D.R. | Source record |
| Jose Silva | 1 | First positive recorded appearance: 1996 · Tijuana, Baja California, México | Source record |
| Jose Siri | 1 | First positive recorded appearance: 2021 · Sabana Grande de Boya, Monte Plata, D.R. | Source record |
| José Soriano | 1 | First positive recorded appearance: 2023 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Sosa | 1 | First positive recorded appearance: 1975 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Suarez | 1 | First positive recorded appearance: 2019 · Naguanagua, Carabobo, Venezuela | Source record |
| José Suárez | 1 | First positive recorded appearance: 1916 · Cienfuegos, Las Villas, Cuba | Source record |
| Jose Tabata | 1 | First positive recorded appearance: 2010 · El Tigre, Anzoátegui, Venezuela | Source record |
| Jose Tartabull | 1 | First positive recorded appearance: 1962 · Cienfuegos, Cienfuegos, Cuba | Source record |
| José Tena | 1 | First positive recorded appearance: 2023 · San Cristobal, San Cristóbal, D.R. | Source record |
| Jose Tolentino | 1 | First positive recorded appearance: 1991 · Mexico City, Distrito Federal, México | Source record |
| Jose Torres | 1 | First positive recorded appearance: 2016 · Caracas, Distrito Capital, Venezuela | Source record |
| Jose Urena | 1 | First positive recorded appearance: 2015 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Uribe | 1 | First positive recorded appearance: 1984 · San Cristobal, San Cristóbal, D.R. | Source record |
| Jose Urquidy | 1 | First positive recorded appearance: 2019 · Mazatlan, Sinaloa, México | Source record |
| Jose Valdez | 1 | First positive recorded appearance: 2011 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Valdez | 1 | First positive recorded appearance: 2015 · Don Gregorio, Peravia, D.R. | Source record |
| Jose Valdivielso | 1 | First positive recorded appearance: 1955 · Matanzas, Matanzas, Cuba | Source record |
| Jose Valentin | 1 | First positive recorded appearance: 1992 · Manati, P.R. | Source record |
| Jose Valverde | 1 | First positive recorded appearance: 2003 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| José Vargas | 1 | First positive recorded appearance: 1939 · Manzanillo, Oriente, Cuba | Source record |
| José Velásquez | 1 | First positive recorded appearance: 1948 · Cuba | Source record |
| Jose Veras | 1 | First positive recorded appearance: 2006 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Jose Vidal | 1 | First positive recorded appearance: 1966 · Batey Lechuga, El Seibo, D.R. | Source record |
| Jose Vidro | 1 | First positive recorded appearance: 1997 · Mayaguez, P.R. | Source record |
| Jose Vizcaino | 1 | First positive recorded appearance: 1989 · San Cristobal, San Cristóbal, D.R. | Source record |
| Jose Zardon | 1 | First positive recorded appearance: 1945 · Havana, La Habana, Cuba | Source record |
| Josef Koukalik | 1 | First positive recorded appearance: 1904 · Studena, Bohemia, Austria-Hungary | Source record |
| Josh Barfield | 1 | First positive recorded appearance: 2006 · Barquisimeto, Lara, Venezuela | Source record |
| Josh Naylor | 1 | First positive recorded appearance: 2019 · Mississauga, ON, CAN | Source record |
| Josh Spence | 1 | First positive recorded appearance: 2011 · Grovedale, VIC, Australia | Source record |
| Josias Manzanillo | 1 | First positive recorded appearance: 1991 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Josmil Pinto | 1 | First positive recorded appearance: 2013 · Valencia, Carabobo, Venezuela | Source record |
| Jovani Moran | 1 | First positive recorded appearance: 2021 · Mayaguez, P.R. | Source record |
| Juan Abreu | 1 | First positive recorded appearance: 2011 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Juan Acevedo | 1 | First positive recorded appearance: 1995 · Ciudad Juarez, Chihuahua, México | Source record |
| Juan Agosto | 1 | First positive recorded appearance: 1981 · Rio Piedras, P.R. | Source record |
| Juan Bell | 1 | First positive recorded appearance: 1989 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Juan Beniquez | 1 | First positive recorded appearance: 1971 · San Sebastian, P.R. | Source record |
| Juan Berenguer | 1 | First positive recorded appearance: 1978 · Aguadulce, Coclé, Panama | Source record |
| Juan Bernhardt | 1 | First positive recorded appearance: 1976 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Juan Bonilla | 1 | First positive recorded appearance: 1981 · Santurce, P.R. | Source record |
| Juan Brito | 1 | First positive recorded appearance: 2002 · Monción, Santiago Rodríguez, D.R. | Source record |
| Juan Burgos | 1 | First positive recorded appearance: 2025 · Santiago, Santiago, D.R. | Source record |
| Juan Carlos Oviedo | 1 | First positive recorded appearance: 2005 · Jamao al Norte, Monseñor Nouel, D.R. | Source record |
| Juan Castillo | 1 | First positive recorded appearance: 1986 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Juan Castillo | 1 | First positive recorded appearance: 1994 · Caracas, Distrito Capital, Venezuela | Source record |
| Juan Castro | 1 | First positive recorded appearance: 1995 · Los Mochis, Sinaloa, México | Source record |
| Juan Centeno | 1 | First positive recorded appearance: 2013 · Arecibo, P.R. | Source record |
| Juan Cerros | 1 | First positive recorded appearance: 2003 · Monterrey, Nuevo León, México | Source record |
| Juan Cruz | 1 | First positive recorded appearance: 2001 · Bonao, Monseñor Nouel, D.R. | Source record |
| Juan Delis | 1 | First positive recorded appearance: 1955 · Santiago de Cuba, Santiago de Cuba, Cuba | Source record |
| Juan Diaz | 1 | First positive recorded appearance: 2002 · San Jose de las Lajas, Mayabeque, Cuba | Source record |
| Juan Diaz | 1 | First positive recorded appearance: 2012 · Bani, Peravia, D.R. | Source record |
| Juan Dominguez | 1 | First positive recorded appearance: 2003 · Sánchez Ramírez, Sánchez Ramírez, D.R. | Source record |
| Juan Eckelson | 1 | First positive recorded appearance: 1925 · Matanzas, Matanzas, Cuba | Source record |
| Juan Encarnacion | 1 | First positive recorded appearance: 1997 · Las Matas de Farfan, San Juan, D.R. | Source record |
| Juan Espino | 1 | First positive recorded appearance: 1982 · Bonao, Monseñor Nouel, D.R. | Source record |
| Juan Francisco | 1 | First positive recorded appearance: 2009 · Bonao, Monseñor Nouel, D.R. | Source record |
| Juan Gonzalez | 1 | First positive recorded appearance: 1989 · Arecibo, P.R. | Source record |
| Juan Graterol | 1 | First positive recorded appearance: 2016 · Maracay, Aragua, Venezuela | Source record |
| Juan Guerrero | 1 | First positive recorded appearance: 1992 · Los Llanos, San Pedro de Macorís, D.R. | Source record |
| Juan Guilbe | 1 | First positive recorded appearance: 1940 · Ponce, P.R. | Source record |
| Juan Guzman | 1 | First positive recorded appearance: 1991 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Juan Jaime | 1 | First positive recorded appearance: 2014 · San Cristobal, San Cristóbal, D.R. | Source record |
| Juan Jimenez | 1 | First positive recorded appearance: 1974 · La Torre, La Vega, D.R. | Source record |
| Juan Lagares | 1 | First positive recorded appearance: 2013 · Constanza, La Vega, D.R. | Source record |
| Juan Lara | 1 | First positive recorded appearance: 2006 · Azua, Azua, D.R. | Source record |
| Juan León | 1 | First positive recorded appearance: 1948 · Gibara, Oriente, Cuba | Source record |
| Juan Marichal | 1 | First positive recorded appearance: 1960 · Laguna Verde, Monte Cristi, D.R. | Source record |
| Juan Mateo | 1 | First positive recorded appearance: 2006 · Bani, Peravia, D.R. | Source record |
| Juan Mejia | 1 | First positive recorded appearance: 2025 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Juan Melo | 1 | First positive recorded appearance: 2000 · Bani, Peravia, D.R. | Source record |
| Juan Minaya | 1 | First positive recorded appearance: 2016 · Maimon, Puerto Plata, D.R. | Source record |
| Juan Miranda | 1 | First positive recorded appearance: 2008 · Consolacion del Sur, Pinar del Río, Cuba | Source record |
| Juan Moreno | 1 | First positive recorded appearance: 2001 · Maiquetia, Vargas, Venezuela | Source record |
| Juan Morillo | 1 | First positive recorded appearance: 2006 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Juan Morillo | 1 | First positive recorded appearance: 2025 · Maracaibo, Zulia, Venezuela | Source record |
| Juan Nicasio | 1 | First positive recorded appearance: 2011 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Juan Nieves | 1 | First positive recorded appearance: 1986 · Santurce, P.R. | Source record |
| Juan Padilla | 1 | First positive recorded appearance: 2004 · Rio Piedras, P.R. | Source record |
| Juan Peña | 1 | First positive recorded appearance: 1999 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Juan Perez | 1 | First positive recorded appearance: 2006 · Villa Rivas, Duarte, D.R. | Source record |
| Juan Perez | 1 | First positive recorded appearance: 2013 · Santiago, Santiago, D.R. | Source record |
| Juan Pizarro | 1 | First positive recorded appearance: 1957 · Santurce, P.R. | Source record |
| Juan Rincon | 1 | First positive recorded appearance: 2001 · Maracaibo, Zulia, Venezuela | Source record |
| Juan Rios | 1 | First positive recorded appearance: 1969 · Mayaguez, P.R. | Source record |
| Juan Rivera | 1 | First positive recorded appearance: 2001 · Guarenas, Miranda, Venezuela | Source record |
| Juan Salas | 1 | First positive recorded appearance: 2006 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Juan Samuel | 1 | First positive recorded appearance: 1983 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Juan Sosa | 1 | First positive recorded appearance: 1999 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Juan Soto | 1 | First positive recorded appearance: 2018 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Juan Then | 1 | First positive recorded appearance: 2023 · San Francisco de Macoris, San Pedro de Macorís, D.R. | Source record |
| Juan Uribe | 1 | First positive recorded appearance: 2001 · Bani, Peravia, D.R. | Source record |
| Juan Yepez | 1 | First positive recorded appearance: 2022 · Caracas, Distrito Capital, Venezuela | Source record |
| Julián Castillo | 1 | First positive recorded appearance: 1911 · Havana, La Habana, Cuba | Source record |
| Julián Fabelo | 1 | First positive recorded appearance: 1916 · Santa Clara, Las Villas, Cuba | Source record |
| Julian Fernandez | 1 | First positive recorded appearance: 2021 · Boca Chica, Santo Domingo, D.R. | Source record |
| Julian Javier | 1 | First positive recorded appearance: 1960 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Julián Pérez | 1 | First positive recorded appearance: 1910 · Havana, La Habana, Cuba | Source record |
| Julian Tavarez | 1 | First positive recorded appearance: 1993 · Santiago, Santiago, D.R. | Source record |
| Julio Baez | 1 | First positive recorded appearance: 1940 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Julio Becquer | 1 | First positive recorded appearance: 1955 · Havana, La Habana, Cuba | Source record |
| Julio Bonetti | 1 | First positive recorded appearance: 1937 · Genoa, Liguria, Italy | Source record |
| Julio De Paula | 1 | First positive recorded appearance: 2007 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Julio Franco | 1 | First positive recorded appearance: 1982 · Hato Mayor, Hato Mayor, D.R. | Source record |
| Julio Gonzalez | 1 | First positive recorded appearance: 1949 · Banes, Holguín, Cuba | Source record |
| Julio Gonzalez | 1 | First positive recorded appearance: 1977 · Caguas, P.R. | Source record |
| Julio Gotay | 1 | First positive recorded appearance: 1960 · Fajardo, P.R. | Source record |
| Julio Lugo | 1 | First positive recorded appearance: 2000 · Barahona, Barahona, D.R. | Source record |
| Julio Machado | 1 | First positive recorded appearance: 1989 · San Carlos del Zulia, Zulia, Venezuela | Source record |
| Julio Manon | 1 | First positive recorded appearance: 2003 · Guerra, Distrito Nacional, D.R. | Source record |
| Julio Mateo | 1 | First positive recorded appearance: 2002 · Bani, Peravia, D.R. | Source record |
| Julio Moreno | 1 | First positive recorded appearance: 1950 · Guines, Mayabeque, Cuba | Source record |
| Julio Mosquera | 1 | First positive recorded appearance: 1996 · Panama City, Panamá, Panama | Source record |
| Julio Navarro | 1 | First positive recorded appearance: 1962 · Vieques, P.R. | Source record |
| Julio Peguero | 1 | First positive recorded appearance: 1992 · San Isidro, Distrito Nacional, D.R. | Source record |
| Julio Ramirez | 1 | First positive recorded appearance: 1999 · San Juan de la Maguana, San Juan, D.R. | Source record |
| Julio Rodriguez | 1 | First positive recorded appearance: 2022 · Loma de Cabrera, Dajabón, D.R. | Source record |
| Julio Rojo | 1 | First positive recorded appearance: 1916 · Sagua la Grande, Las Villas, Cuba | Source record |
| Julio Santana | 1 | First positive recorded appearance: 1997 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Julio Solano | 1 | First positive recorded appearance: 1983 · Agua Blanca, El Seibo, D.R. | Source record |
| Julio Teheran | 1 | First positive recorded appearance: 2011 · Cartagena, Bolívar, Colombia | Source record |
| Julio Urias | 1 | First positive recorded appearance: 2016 · Culiacan, Sinaloa, México | Source record |
| Julio Valdez | 1 | First positive recorded appearance: 1980 · San Cristobal, San Cristóbal, D.R. | Source record |
| Julio Valera | 1 | First positive recorded appearance: 1990 · Aguadilla, P.R. | Source record |
| Julio Zuleta | 1 | First positive recorded appearance: 2000 · Panama City, Panamá, Panama | Source record |
| Jumbo Diaz | 1 | First positive recorded appearance: 2014 · La Romana, La Romana, D.R. | Source record |
| Jung Bong | 1 | First positive recorded appearance: 2002 · Seoul, Seoul, South Korea | Source record |
| Jung Ho Kang | 1 | First positive recorded appearance: 2015 · Gwangju, Gwangju, South Korea | Source record |
| Jung Hoo Lee | 1 | First positive recorded appearance: 2024 · Nagoya, Aichi, Japan | Source record |
| Junichi Tazawa | 1 | First positive recorded appearance: 2009 · Yokohama, Kanagawa, Japan | Source record |
| Juniel Querecuto | 1 | First positive recorded appearance: 2016 · Barquisimeto, Lara, Venezuela | Source record |
| Junior Caminero | 1 | First positive recorded appearance: 2023 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Junior Felix | 1 | First positive recorded appearance: 1989 · Laguna Salada, Valverde, D.R. | Source record |
| Junior Fernandez | 1 | First positive recorded appearance: 2019 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Junior Guerra | 1 | First positive recorded appearance: 2015 · San Felix, Bolívar, Venezuela | Source record |
| Junior Lake | 1 | First positive recorded appearance: 2013 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Junior Noboa | 1 | First positive recorded appearance: 1984 · Azua, Azua, D.R. | Source record |
| Junior Ortiz | 1 | First positive recorded appearance: 1982 · Humacao, P.R. | Source record |
| Jurickson Profar | 1 | First positive recorded appearance: 2012 · Willemstad, Curaçao | Source record |
| Justin Huber | 1 | First positive recorded appearance: 2005 · Melbourne, VIC, Australia | Source record |
| Justin Lawrence | 1 | First positive recorded appearance: 2021 · Panama City, Panamá, Panama | Source record |
| Justin Martinez | 1 | First positive recorded appearance: 2023 · Bonao, Monseñor Nouel, D.R. | Source record |
| Justin Masterson | 1 | First positive recorded appearance: 2008 · Kingston, Kingston, Jamaica | Source record |
| Justin Morneau | 1 | First positive recorded appearance: 2003 · New Westminster, BC, CAN | Source record |
| Kai-Wei Teng | 1 | First positive recorded appearance: 2024 · Taichung City, Taichung City, Taiwan | Source record |
| Karim Garcia | 1 | First positive recorded appearance: 1995 · Ciudad Obregon, Sonora, México | Source record |
| Kazuhiro Sasaki | 1 | First positive recorded appearance: 2000 · Tokyo, Tokyo, Japan | Source record |
| Kazuhisa Ishii | 1 | First positive recorded appearance: 2002 · Chiba, Chiba, Japan | Source record |
| Kazuhisa Makita | 1 | First positive recorded appearance: 2018 · Yaizu, Shizuoka, Japan | Source record |
| Kazuhito Tadano | 1 | First positive recorded appearance: 2004 · Tokyo, Tokyo, Japan | Source record |
| Kazuo Fukumori | 1 | First positive recorded appearance: 2008 · Miyakonojo, Miyazaki, Japan | Source record |
| Kazuo Matsui | 1 | First positive recorded appearance: 2004 · Osaka, Osaka, Japan | Source record |
| Kei Igawa | 1 | First positive recorded appearance: 2007 · Oarai, Ibaraki, Japan | Source record |
| Keibert Ruiz | 1 | First positive recorded appearance: 2020 · Valencia, Carabobo, Venezuela | Source record |
| Keider Montero | 1 | First positive recorded appearance: 2024 · Santa Teresa del Tuy, Miranda, Venezuela | Source record |
| Keiichi Yabu | 1 | First positive recorded appearance: 2005 · Mihama, Mie, Japan | Source record |
| Keith Lampard | 1 | First positive recorded appearance: 1969 · Warrington, Cheshire, England | Source record |
| Keith McDonald | 1 | First positive recorded appearance: 2000 · Yokosuka, Kanagawa, Japan | Source record |
| Kelvim Escobar | 1 | First positive recorded appearance: 1997 · La Guaira, Vargas, Venezuela | Source record |
| Kelvin Caceres | 1 | First positive recorded appearance: 2023 · Santiago, Santiago, D.R. | Source record |
| Kelvin Gutierrez | 1 | First positive recorded appearance: 2019 · Pimentel, Duarte, D.R. | Source record |
| Kelvin Herrera | 1 | First positive recorded appearance: 2011 · Tenares, Hermanas Mirabal, D.R. | Source record |
| Kelvin Jimenez | 1 | First positive recorded appearance: 2007 · Sanchez, Samaná, D.R. | Source record |
| Kelvin Marte | 1 | First positive recorded appearance: 2016 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Ken Crosby | 1 | First positive recorded appearance: 1975 · New Denver, BC, CAN | Source record |
| Ken MacKenzie | 1 | First positive recorded appearance: 1960 · Gore Bay, ON, CAN | Source record |
| Ken Takahashi | 1 | First positive recorded appearance: 2009 · Yokohama, Kanagawa, Japan | Source record |
| Kendry Flores | 1 | First positive recorded appearance: 2015 · Azua, Azua, D.R. | Source record |
| Kendrys Morales | 1 | First positive recorded appearance: 2006 · Fomento, Sancti Spíritus, Cuba | Source record |
| Kenedy Corona | 1 | First positive recorded appearance: 2025 · Maracaibo, Zulia, Venezuela | Source record |
| Kenji Johjima | 1 | First positive recorded appearance: 2006 · Nagasaki, Nagasaki, Japan | Source record |
| Kenley Jansen | 1 | First positive recorded appearance: 2010 · Willemstad, Curaçao | Source record |
| Kennys Vargas | 1 | First positive recorded appearance: 2014 · Canovanas, P.R. | Source record |
| Kenshin Kawakami | 1 | First positive recorded appearance: 2009 · Tokushima, Tokushima, Japan | Source record |
| Kensuke Tanaka | 1 | First positive recorded appearance: 2013 · Chikushino, Fukuoka, Japan | Source record |
| Kenta Maeda | 1 | First positive recorded appearance: 2016 · Osaka, Osaka, Japan | Source record |
| Kervin Castro | 1 | First positive recorded appearance: 2021 · Maracay, Aragua, Venezuela | Source record |
| Ketel Marte | 1 | First positive recorded appearance: 2015 · Nizao, Peravia, D.R. | Source record |
| Keury Mella | 1 | First positive recorded appearance: 2017 · Bonao, Monseñor Nouel, D.R. | Source record |
| Kevin Alcántara | 1 | First positive recorded appearance: 2024 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Kevin Nicholson | 1 | First positive recorded appearance: 2000 · Vancouver, BC, CAN | Source record |
| Kid Summers | 1 | First positive recorded appearance: 1893 · Toronto, ON, CAN | Source record |
| Kiko Calero | 1 | First positive recorded appearance: 2003 · Santurce, P.R. | Source record |
| Kirk McCaskill | 1 | First positive recorded appearance: 1985 · Kapuskasing, ON, CAN | Source record |
| Klondike Smith | 1 | First positive recorded appearance: 1912 · London, London, England | Source record |
| Kodai Senga | 1 | First positive recorded appearance: 2023 · Gamagori, Aichi, Japan | Source record |
| Kohei Arihara | 1 | First positive recorded appearance: 2021 · Hiroshima, Hiroshima, Japan | Source record |
| Koji Uehara | 1 | First positive recorded appearance: 2009 · Osaka, Osaka, Japan | Source record |
| Kosuke Fukudome | 1 | First positive recorded appearance: 2008 · Kagoshima, Kagoshima, Japan | Source record |
| Kurt Krieger | 1 | First positive recorded appearance: 1949 · Traisen, Lower Austria, Austria | Source record |
| Kwang Hyun Kim | 1 | First positive recorded appearance: 2020 · Seoul, Seoul, South Korea | Source record |
| Kyuji Fujikawa | 1 | First positive recorded appearance: 2013 · Kochi, Kochi, Japan | Source record |
| Lance Painter | 1 | First positive recorded appearance: 1993 · Bedford, Bedfordshire, England | Source record |
| Lariel Gonzalez | 1 | First positive recorded appearance: 1998 · San Cristobal, San Cristóbal, D.R. | Source record |
| Larry Landreth | 1 | First positive recorded appearance: 1976 · Stratford, ON, CAN | Source record |
| Larry McLean | 1 | First positive recorded appearance: 1901 · Fredericton, NB, CAN | Source record |
| Larry Murphy | 1 | First positive recorded appearance: 1891 · Toronto, ON, CAN | Source record |
| Larry Ressler | 1 | First positive recorded appearance: 1875 · France | Source record |
| Larry Walker | 1 | First positive recorded appearance: 1989 · Maple Ridge, BC, CAN | Source record |
| Lazaro Estrada | 1 | First positive recorded appearance: 2025 · Havana, La Habana, Cuba | Source record |
| Lázaro Medina | 1 | First positive recorded appearance: 1944 · Quivicán, La Habana, Cuba | Source record |
| Lázaro Salazar | 1 | First positive recorded appearance: 1930 · Havana, La Habana, Cuba | Source record |
| Lendy Castillo | 1 | First positive recorded appearance: 2012 · Las Matas de Santa Cruz, Monte Cristi, D.R. | Source record |
| Lenyn Sosa | 1 | First positive recorded appearance: 2022 · Puerto Ordaz, Bolívar, Venezuela | Source record |
| Leo Cardenas | 1 | First positive recorded appearance: 1960 · Matanzas, Matanzas, Cuba | Source record |
| Leo Estrella | 1 | First positive recorded appearance: 2000 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Leo Garcia | 1 | First positive recorded appearance: 1987 · Santiago, Santiago, D.R. | Source record |
| Leo Gomez | 1 | First positive recorded appearance: 1990 · Canovanas, P.R. | Source record |
| Leo Hernandez | 1 | First positive recorded appearance: 1982 · Santa Lucia, Miranda, Venezuela | Source record |
| Leo Jimenez | 1 | First positive recorded appearance: 2024 · Chitre, Herrera, Panama | Source record |
| Leo Posada | 1 | First positive recorded appearance: 1960 · Havana, La Habana, Cuba | Source record |
| Leo Rivas | 1 | First positive recorded appearance: 2024 · Maracay, Aragua, Venezuela | Source record |
| Leo Sutherland | 1 | First positive recorded appearance: 1980 · Santiago de Cuba, Santiago de Cuba, Cuba | Source record |
| Leody Taveras | 1 | First positive recorded appearance: 2020 · Tenares, Hermanas Mirabal, D.R. | Source record |
| Leon Kellman | 1 | First positive recorded appearance: 1946 · Gatún, Colón, Panama | Source record |
| Leonardo Chapman | 1 | First positive recorded appearance: 1944 · Puerta de Tierra, P.R. | Source record |
| Leonel Campos | 1 | First positive recorded appearance: 2014 · Valera, Trujillo, Venezuela | Source record |
| Leonys Martin | 1 | First positive recorded appearance: 2011 · Corralillo, Villa Clara, Cuba | Source record |
| Leovigildo Xiqués | 1 | First positive recorded appearance: 1944 · Havana, La Habana, Cuba | Source record |
| Les Rohr | 1 | First positive recorded appearance: 1967 · Lowestoft, Suffolk, England | Source record |
| Les Straker | 1 | First positive recorded appearance: 1987 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Leslie Brea | 1 | First positive recorded appearance: 2000 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Lester Oliveros | 1 | First positive recorded appearance: 2011 · Maracay, Aragua, Venezuela | Source record |
| Leury Garcia | 1 | First positive recorded appearance: 2013 · Santiago, Santiago, D.R. | Source record |
| Lewin Diaz | 1 | First positive recorded appearance: 2020 · Santiago, Santiago, D.R. | Source record |
| Lewis Thorpe | 1 | First positive recorded appearance: 2019 · Melbourne, VIC, Australia | Source record |
| Leyson Septimo | 1 | First positive recorded appearance: 2012 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Liam Hendriks | 1 | First positive recorded appearance: 2011 · Perth, WA, Australia | Source record |
| Liam Hicks | 1 | First positive recorded appearance: 2025 · Toronto, ON, CAN | Source record |
| Lico Mederos | 1 | First positive recorded appearance: 1910 · Havana, La Habana, Cuba | Source record |
| Lino Donoso | 1 | First positive recorded appearance: 1947 · Havana, La Habana, Cuba | Source record |
| Lino Martínez | 1 | First positive recorded appearance: 1906 · Cuba | Source record |
| Lino Urdaneta | 1 | First positive recorded appearance: 2004 · Caracas, Distrito Capital, Venezuela | Source record |
| Liover Peguero | 1 | First positive recorded appearance: 2022 · Higuey, La Altagracia, D.R. | Source record |
| Lisalverto Bonilla | 1 | First positive recorded appearance: 2014 · Samana, Samaná, D.R. | Source record |
| Liu Rodriguez | 1 | First positive recorded appearance: 1999 · Caracas, Distrito Capital, Venezuela | Source record |
| Livan Hernandez | 1 | First positive recorded appearance: 1996 · Villa Clara, Cuba | Source record |
| Livan Soto | 1 | First positive recorded appearance: 2022 · Valencia, Carabobo, Venezuela | Source record |
| Lorencito Fernandez | 1 | First positive recorded appearance: 1968 · Havana, La Habana, Cuba | Source record |
| Lorenzo Barcelo | 1 | First positive recorded appearance: 2000 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Lorenzo Cabrera | 1 | First positive recorded appearance: 1947 · Cienfuegos, Las Villas, Cuba | Source record |
| Lou Castro | 1 | First positive recorded appearance: 1902 · Medellin, Antioquia, Colombia | Source record |
| Lou Polli | 1 | First positive recorded appearance: 1932 · Baveno, Piedmont, Italy | Source record |
| Lourdes Gurriel | 1 | First positive recorded appearance: 2018 · Sancti Spiritus, Sancti Spíritus, Cuba | Source record |
| Luarbert Arias | 1 | First positive recorded appearance: 2025 · Maracay, Aragua, Venezuela | Source record |
| Lucas Boada | 1 | First positive recorded appearance: 1919 · Matanzas, Matanzas, Cuba | Source record |
| Luciano Rovira | 1 | First positive recorded appearance: 1911 · Havana, La Habana, Cuba | Source record |
| Lucio Valdés | 1 | First positive recorded appearance: 1920 · Havana, La Habana, Cuba | Source record |
| Lucius Fox | 1 | First positive recorded appearance: 2022 · Nassau, New Providence, Bahamas | Source record |
| Luinder Avila | 1 | First positive recorded appearance: 2025 · Caracas, Distrito Capital, Venezuela | Source record |
| Luis Aguayo | 1 | First positive recorded appearance: 1980 · Vega Baja, P.R. | Source record |
| Luis Alcaraz | 1 | First positive recorded appearance: 1967 · Humacao, P.R. | Source record |
| Luis Alexander Basabe | 1 | First positive recorded appearance: 2020 · El Vigia, Mérida, Venezuela | Source record |
| Luis Alicea | 1 | First positive recorded appearance: 1988 · Santurce, P.R. | Source record |
| Luis Aloma | 1 | First positive recorded appearance: 1950 · Havana, La Habana, Cuba | Source record |
| Luis Alvarado | 1 | First positive recorded appearance: 1968 · Lajas, P.R. | Source record |
| Luis Andujar | 1 | First positive recorded appearance: 1995 · Bani, Peravia, D.R. | Source record |
| Luis Aparicio | 1 | First positive recorded appearance: 1956 · Maracaibo, Zulia, Venezuela | Source record |
| Luis Aponte | 1 | First positive recorded appearance: 1980 · El Tigre, Anzoátegui, Venezuela | Source record |
| Luis Aquino | 1 | First positive recorded appearance: 1986 · Santurce, P.R. | Source record |
| Luis Arraez | 1 | First positive recorded appearance: 2019 · San Felipe, Yaracuy, Venezuela | Source record |
| Luis Arroyo | 1 | First positive recorded appearance: 1955 · Penuelas, P.R. | Source record |
| Luis Atilano | 1 | First positive recorded appearance: 2010 · Santurce, P.R. | Source record |
| Luis Avilan | 1 | First positive recorded appearance: 2012 · Caracas, Distrito Capital, Venezuela | Source record |
| Luis Ayala | 1 | First positive recorded appearance: 2003 · Los Mochis, Sinaloa, México | Source record |
| Luis Barrera | 1 | First positive recorded appearance: 2021 · Tamboril, Santiago, D.R. | Source record |
| Luis Bustamante | 1 | First positive recorded appearance: 1905 · San Juan y Martínez, Pinar del Río, Cuba | Source record |
| Luis Cabrera | 1 | First positive recorded appearance: 1948 · Ponce, P.R. | Source record |
| Luis Castillo | 1 | First positive recorded appearance: 1996 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Luis Castillo | 1 | First positive recorded appearance: 2017 · Bani, Peravia, D.R. | Source record |
| Luis Castillo | 1 | First positive recorded appearance: 2022 · Fantino, Sánchez Ramírez, D.R. | Source record |
| Luis Castro | 1 | First positive recorded appearance: 1929 · Havana, La Habana, Cuba | Source record |
| Luis Cessa | 1 | First positive recorded appearance: 2016 · Cordoba, Veracruz, México | Source record |
| Luis Contreras | 1 | First positive recorded appearance: 2024 · Maracaibo, Zulia, Venezuela | Source record |
| Luis Cruz | 1 | First positive recorded appearance: 2008 · Navojoa, Sonora, México | Source record |
| Luis Curvelo | 1 | First positive recorded appearance: 2025 · Higuerote, Miranda, Venezuela | Source record |
| Luis de los Santos | 1 | First positive recorded appearance: 1988 · San Cristobal, San Cristóbal, D.R. | Source record |
| Luis de los Santos | 1 | First positive recorded appearance: 2002 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Luis De Los Santos | 1 | First positive recorded appearance: 2024 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Luis DeLeon | 1 | First positive recorded appearance: 1981 · Ponce, P.R. | Source record |
| Luis Delgado | 1 | First positive recorded appearance: 1977 · Hatillo, P.R. | Source record |
| Luis Durango | 1 | First positive recorded appearance: 2009 · Panama City, Panamá, Panama | Source record |
| Luis Encarnacion | 1 | First positive recorded appearance: 1990 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Luis Entenza | 1 | First positive recorded appearance: 1927 · Cienfuegos, Las Villas, Cuba | Source record |
| Luis Escobar | 1 | First positive recorded appearance: 2019 · Cartagena, Bolívar, Colombia | Source record |
| Luis Figueroa | 1 | First positive recorded appearance: 2001 · Bayamon, P.R. | Source record |
| Luis Frias | 1 | First positive recorded appearance: 2021 · Río San Juan, María Trinidad Sánchez, D.R. | Source record |
| Luis Garcia | 1 | First positive recorded appearance: 1999 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Luis Garcia | 1 | First positive recorded appearance: 2002 · Hermosillo, Sonora, México | Source record |
| Luis Garcia | 1 | First positive recorded appearance: 2013 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Luis Garcia | 1 | First positive recorded appearance: 2020 · Bolivar, Bolívar, Venezuela | Source record |
| Luis Gil | 1 | First positive recorded appearance: 2021 · Azua, Azua, D.R. | Source record |
| Luis Gomez | 1 | First positive recorded appearance: 1974 · Guadalajara, Jalisco, México | Source record |
| Luis Gonzalez | 1 | First positive recorded appearance: 2004 · Maracay, Aragua, Venezuela | Source record |
| Luis Gonzalez | 1 | First positive recorded appearance: 2020 · Hermosillo, Sonora, México | Source record |
| Luis González | 1 | First positive recorded appearance: 1908 · Havana, La Habana, Cuba | Source record |
| Luis Guerrero | 1 | First positive recorded appearance: 2024 · Bani, Peravia, D.R. | Source record |
| Luis Guillorme | 1 | First positive recorded appearance: 2018 · Caracas, Distrito Capital, Venezuela | Source record |
| Luis Hernandez | 1 | First positive recorded appearance: 2007 · Quibor, Lara, Venezuela | Source record |
| Luis Jimenez | 1 | First positive recorded appearance: 2012 · Bobare, Lara, Venezuela | Source record |
| Luis Jimenez | 1 | First positive recorded appearance: 2013 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Luis Leal | 1 | First positive recorded appearance: 1980 · Barquisimeto, Lara, Venezuela | Source record |
| Luis Liberato | 1 | First positive recorded appearance: 2022 · La Canela, Santiago, D.R. | Source record |
| Luis Lopez | 1 | First positive recorded appearance: 1993 · Cidra, P.R. | Source record |
| Luis Madero | 1 | First positive recorded appearance: 2021 · Maracay, Aragua, Venezuela | Source record |
| Luis Márquez | 1 | First positive recorded appearance: 1946 · Aguadilla, P.R. | Source record |
| Luis Marte | 1 | First positive recorded appearance: 2011 · San Cristobal, San Cristóbal, D.R. | Source record |
| Luis Marte | 1 | First positive recorded appearance: 2021 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Luis Martinez | 1 | First positive recorded appearance: 2003 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Luis Matos | 1 | First positive recorded appearance: 2000 · Bayamon, P.R. | Source record |
| Luis Matos | 1 | First positive recorded appearance: 2023 · Valera, Trujillo, Venezuela | Source record |
| Luis Maza | 1 | First positive recorded appearance: 2008 · Cumana, Sucre, Venezuela | Source record |
| Luis Medina | 1 | First positive recorded appearance: 2023 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Luis Melendez | 1 | First positive recorded appearance: 1970 · Aibonito, P.R. | Source record |
| Luis Mendoza | 1 | First positive recorded appearance: 2007 · Veracruz, Veracruz, México | Source record |
| Luis Mercedes | 1 | First positive recorded appearance: 1991 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Luis Mey | 1 | First positive recorded appearance: 2025 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Luis Montanez | 1 | First positive recorded appearance: 2008 · Bayamon, P.R. | Source record |
| Luis Morales | 1 | First positive recorded appearance: 2025 · Antilla, Holguín, Cuba | Source record |
| Luis Olmo | 1 | First positive recorded appearance: 1943 · Arecibo, P.R. | Source record |
| Luis Ordaz | 1 | First positive recorded appearance: 1997 · Maracaibo, Zulia, Venezuela | Source record |
| Luis Ortiz | 1 | First positive recorded appearance: 1993 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Luis Ortiz | 1 | First positive recorded appearance: 2022 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Luis Oviedo | 1 | First positive recorded appearance: 2021 · Barquisimeto, Lara, Venezuela | Source record |
| Luis Padrón | 1 | First positive recorded appearance: 1909 · Matanzas, Matanzas, Cuba | Source record |
| Luis Patino | 1 | First positive recorded appearance: 2020 · Barranquilla, Atlántico, Colombia | Source record |
| Luis Peralta | 1 | First positive recorded appearance: 2024 · Moca, Espaillat, D.R. | Source record |
| Luis Peraza | 1 | First positive recorded appearance: 1969 · Rio Piedras, P.R. | Source record |
| Luis Perdomo | 1 | First positive recorded appearance: 2009 · San Cristobal, San Cristóbal, D.R. | Source record |
| Luis Perdomo | 1 | First positive recorded appearance: 2016 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Luis Perez | 1 | First positive recorded appearance: 2011 · Guayubin, Monte Cristi, D.R. | Source record |
| Luis Pillot | 1 | First positive recorded appearance: 1941 · Guayama, P.R. | Source record |
| Luis Pineda | 1 | First positive recorded appearance: 2001 · San Cristobal, San Cristóbal, D.R. | Source record |
| Luis Polonia | 1 | First positive recorded appearance: 1987 · Santiago, Santiago, D.R. | Source record |
| Luis Pujols | 1 | First positive recorded appearance: 1977 · Santiago Rodríguez, Santiago Rodríguez, D.R. | Source record |
| Luis Quinones | 1 | First positive recorded appearance: 1983 · Ponce, P.R. | Source record |
| Luis Quintana | 1 | First positive recorded appearance: 1974 · Vega Baja, P.R. | Source record |
| Luis Rengifo | 1 | First positive recorded appearance: 2019 · Naguanagua, Carabobo, Venezuela | Source record |
| Luis Rivas | 1 | First positive recorded appearance: 2000 · La Guaira, Vargas, Venezuela | Source record |
| Luis Rivera | 1 | First positive recorded appearance: 1986 · Cidra, P.R. | Source record |
| Luis Rivera | 1 | First positive recorded appearance: 2000 · Chihuahua, Chihuahua, México | Source record |
| Luis Robert | 1 | First positive recorded appearance: 2020 · Guantánamo, Guantánamo, Cuba | Source record |
| Luis Rodriguez | 1 | First positive recorded appearance: 2005 · San Carlos, Cojedes, Venezuela | Source record |
| Luis Rosado | 1 | First positive recorded appearance: 1977 · Santurce, P.R. | Source record |
| Luis Salazar | 1 | First positive recorded appearance: 1980 · Barcelona, Anzoátegui, Venezuela | Source record |
| Luis Sanchez | 1 | First positive recorded appearance: 1981 · Cariaco, Sucre, Venezuela | Source record |
| Luis Santos | 1 | First positive recorded appearance: 2017 · Bonao, Monseñor Nouel, D.R. | Source record |
| Luis Sardinas | 1 | First positive recorded appearance: 2014 · Upata, Bolívar, Venezuela | Source record |
| Luis Saturria | 1 | First positive recorded appearance: 2000 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Luis Severino | 1 | First positive recorded appearance: 2015 · Sabana de la Mar, Hato Mayor, D.R. | Source record |
| Luis Silverio | 1 | First positive recorded appearance: 1978 · Villa Gonzalez, Santiago, D.R. | Source record |
| Luis Sojo | 1 | First positive recorded appearance: 1990 · Caracas, Distrito Capital, Venezuela | Source record |
| Luis Suarez | 1 | First positive recorded appearance: 1944 · Alto Songo, Santiago de Cuba, Cuba | Source record |
| Luis Terrero | 1 | First positive recorded appearance: 2003 · Barahona, Barahona, D.R. | Source record |
| Luis Tiant | 1 | First positive recorded appearance: 1964 · Marianao, La Habana, Cuba | Source record |
| Luis Tiant | 1 | First positive recorded appearance: 1930 · Havana, La Habana, Cuba | Source record |
| Luis Torrens | 1 | First positive recorded appearance: 2017 · Valencia, Carabobo, Venezuela | Source record |
| Luis Ugueto | 1 | First positive recorded appearance: 2002 · Caracas, Distrito Capital, Venezuela | Source record |
| Luis Urias | 1 | First positive recorded appearance: 2018 · Magdalena de Kino, Sonora, México | Source record |
| Luis Valbuena | 1 | First positive recorded appearance: 2008 · Caja Seca, Zulia, Venezuela | Source record |
| Luis Vázquez | 1 | First positive recorded appearance: 2024 · Orocovis, P.R. | Source record |
| Luis Villodas | 1 | First positive recorded appearance: 1946 · Ponce, P.R. | Source record |
| Luis Vizcaino | 1 | First positive recorded appearance: 1999 · Bani, Peravia, D.R. | Source record |
| Luisangel Acuña | 1 | First positive recorded appearance: 2024 · Caracas, Distrito Capital, Venezuela | Source record |
| Luiz Gohara | 1 | First positive recorded appearance: 2017 · Tupa, Sao Paulo, Brazil | Source record |
| Luke Hughes | 1 | First positive recorded appearance: 2010 · Perth, WA, Australia | Source record |
| Luke Prokopec | 1 | First positive recorded appearance: 2000 · Blackwood, SA, Australia | Source record |
| Mac MacArthur | 1 | First positive recorded appearance: 1884 · Glasgow, Glasgow, Scotland | Source record |
| Mac Suzuki | 1 | First positive recorded appearance: 1996 · Kobe, Hyogo, Japan | Source record |
| Magglio Ordonez | 1 | First positive recorded appearance: 1997 · Caracas, Distrito Capital, Venezuela | Source record |
| Magneuris Sierra | 1 | First positive recorded appearance: 2017 · San Cristobal, San Cristóbal, D.R. | Source record |
| Maicer Izturis | 1 | First positive recorded appearance: 2004 · Barquisimeto, Lara, Venezuela | Source record |
| Maikel Cleto | 1 | First positive recorded appearance: 2011 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Maikel Franco | 1 | First positive recorded appearance: 2014 · Azua, Azua, D.R. | Source record |
| Maikel Garcia | 1 | First positive recorded appearance: 2022 · La Sabana, Vargas, Venezuela | Source record |
| Manny Acosta | 1 | First positive recorded appearance: 2007 · Colon, Colón, Panama | Source record |
| Manny Alexander | 1 | First positive recorded appearance: 1992 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Manny Aybar | 1 | First positive recorded appearance: 1997 · Bani, Peravia, D.R. | Source record |
| Manny Banuelos | 1 | First positive recorded appearance: 2015 · Gomez Palacio, Durango, México | Source record |
| Manny Castillo | 1 | First positive recorded appearance: 1980 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Manny Corpas | 1 | First positive recorded appearance: 2006 · Panama City, Panamá, Panama | Source record |
| Manny Hernandez | 1 | First positive recorded appearance: 1986 · La Romana, La Romana, D.R. | Source record |
| Manny Jimenez | 1 | First positive recorded appearance: 1962 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Manny Martinez | 1 | First positive recorded appearance: 1996 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Manny Montejo | 1 | First positive recorded appearance: 1961 · Caibarién, Villa Clara, Cuba | Source record |
| Manny Mota | 1 | First positive recorded appearance: 1962 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Manny Muniz | 1 | First positive recorded appearance: 1971 · Caguas, P.R. | Source record |
| Manny Pina | 1 | First positive recorded appearance: 2011 · Barquisimeto, Lara, Venezuela | Source record |
| Manny Ramirez | 1 | First positive recorded appearance: 1993 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Manny Sanguillen | 1 | First positive recorded appearance: 1967 · Colon, Colón, Panama | Source record |
| Manny Sarmiento | 1 | First positive recorded appearance: 1976 · Cagua, Aragua, Venezuela | Source record |
| Manny Trillo | 1 | First positive recorded appearance: 1973 · Caripito, Monagas, Venezuela | Source record |
| Manuel Baranda | 1 | First positive recorded appearance: 1918 · Havana, La Habana, Cuba | Source record |
| Manuel Barrios | 1 | First positive recorded appearance: 1997 · Cabecera, Chiriquí, Panama | Source record |
| Manuel Cueto | 1 | First positive recorded appearance: 1914 · Guanajay, La Habana, Cuba | Source record |
| Manuel Godínez | 1 | First positive recorded appearance: 1946 · Artemisa, Pinar del Río, Cuba | Source record |
| Manuel Lee | 1 | First positive recorded appearance: 1985 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Manuel Margot | 1 | First positive recorded appearance: 2016 · San Cristobal, San Cristóbal, D.R. | Source record |
| Manuel Masiñeira | 1 | First positive recorded appearance: 1906 · Cuba | Source record |
| Manuel Parrado | 1 | First positive recorded appearance: 1921 · Havana, La Habana, Cuba | Source record |
| Manuel Rigal | 1 | First positive recorded appearance: 1922 · Havana, La Habana, Cuba | Source record |
| Manuel Rodriguez | 1 | First positive recorded appearance: 2021 · Merida, Yucatán, México | Source record |
| Manuel Rodríguez | 1 | First positive recorded appearance: 1906 · Cuba | Source record |
| Manuel Salvat | 1 | First positive recorded appearance: 1925 · Havana, La Habana, Cuba | Source record |
| Manuel Villa | 1 | First positive recorded appearance: 1909 · Havana, La Habana, Cuba | Source record |
| Marcelino Bauza | 1 | First positive recorded appearance: 1930 · Havana, La Habana, Cuba | Source record |
| Marcelino Guerra | 1 | First positive recorded appearance: 1910 · Unión de Reyes, Matanzas, Cuba | Source record |
| Marcelino Lopez | 1 | First positive recorded appearance: 1963 · Havana, La Habana, Cuba | Source record |
| Marcelino Solis | 1 | First positive recorded appearance: 1958 · Real de Catorce, San Luis Potosí, México | Source record |
| Marcell Ozuna | 1 | First positive recorded appearance: 2013 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Marco Estrada | 1 | First positive recorded appearance: 2008 · Sonora, Sonora, México | Source record |
| Marco Hernandez | 1 | First positive recorded appearance: 2016 · Santiago, Santiago, D.R. | Source record |
| Marco Luciano | 1 | First positive recorded appearance: 2023 · San Francisco de Macoris, San Pedro de Macorís, D.R. | Source record |
| Marco Scutaro | 1 | First positive recorded appearance: 2002 · San Felipe, Yaracuy, Venezuela | Source record |
| Marcos Armas | 1 | First positive recorded appearance: 1993 · Puerto Piritu, Anzoátegui, Venezuela | Source record |
| Marcos Carvajal | 1 | First positive recorded appearance: 2005 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Marcos Diplan | 1 | First positive recorded appearance: 2021 · Santiago, Santiago, D.R. | Source record |
| Marcos Mateo | 1 | First positive recorded appearance: 2010 · San Cristobal, San Cristóbal, D.R. | Source record |
| Márgaro Gámiz | 1 | First positive recorded appearance: 1926 · Havana, La Habana, Cuba | Source record |
| Mariano Duncan | 1 | First positive recorded appearance: 1985 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Mariano Rivera | 1 | First positive recorded appearance: 1995 · Panama City, Panamá, Panama | Source record |
| Marino Pieretti | 1 | First positive recorded appearance: 1945 · Lucca, Tuscany, Italy | Source record |
| Marino Salas | 1 | First positive recorded appearance: 2008 · Hato Mayor, Hato Mayor, D.R. | Source record |
| Marino Santana | 1 | First positive recorded appearance: 1998 · Los Llanos, San Pedro de Macorís, D.R. | Source record |
| Mario Arencibia | 1 | First positive recorded appearance: 1948 · Encrucijada, Las Villas, Cuba | Source record |
| Mario Ariosa | 1 | First positive recorded appearance: 1947 · Remedios, Las Villas, Cuba | Source record |
| Mario Borroto | 1 | First positive recorded appearance: 1920 · Cuba | Source record |
| Mario Diaz | 1 | First positive recorded appearance: 1987 · Humacao, P.R. | Source record |
| Mario Encarnacion | 1 | First positive recorded appearance: 2001 · Bani, Peravia, D.R. | Source record |
| Mario Feliciano | 1 | First positive recorded appearance: 2021 · Bayamon, P.R. | Source record |
| Mario Guerrero | 1 | First positive recorded appearance: 1973 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Mario Mendoza | 1 | First positive recorded appearance: 1974 · Chihuahua, Chihuahua, México | Source record |
| Mario Ramirez | 1 | First positive recorded appearance: 1980 · Yauco, P.R. | Source record |
| Mario Soto | 1 | First positive recorded appearance: 1977 · Bani, Peravia, D.R. | Source record |
| Mario Valdez | 1 | First positive recorded appearance: 1997 · Ciudad Obregon, Sonora, México | Source record |
| Mark Clark | 1 | First positive recorded appearance: 1991 · Havana, La Habana, Cuba | Source record |
| Mark Ettles | 1 | First positive recorded appearance: 1993 · Perth, WA, Australia | Source record |
| Mark Hutton | 1 | First positive recorded appearance: 1993 · South Adelaide, SA, Australia | Source record |
| Martín Dihigo | 1 | First positive recorded appearance: 1923 · Cidra, Matanzas, Cuba | Source record |
| Martin Maldonado | 1 | First positive recorded appearance: 2011 · Naguabo, P.R. | Source record |
| Martin Perez | 1 | First positive recorded appearance: 2012 · Guanare, Portuguesa, Venezuela | Source record |
| Martin Prado | 1 | First positive recorded appearance: 2006 · Maracay, Aragua, Venezuela | Source record |
| Marty Hogan | 1 | First positive recorded appearance: 1894 · Wednesbury, West Midlands, England | Source record |
| Marty Krug | 1 | First positive recorded appearance: 1912 · Koblenz, Rhineland-Palatinate, Germany | Source record |
| Marty Martinez | 1 | First positive recorded appearance: 1962 · Havana, La Habana, Cuba | Source record |
| Marty Swandell | 1 | First positive recorded appearance: 1872 · Baden, Baden-Württemberg, Germany | Source record |
| Marvin Benard | 1 | First positive recorded appearance: 1995 · Bluefields, Zelaya, Nicaragua | Source record |
| Marwin Gonzalez | 1 | First positive recorded appearance: 2012 · Puerto Ordaz, Bolívar, Venezuela | Source record |
| Masahide Kobayashi | 1 | First positive recorded appearance: 2008 · Yamanashi, Yamanashi, Japan | Source record |
| Masahiro Tanaka | 1 | First positive recorded appearance: 2014 · Itami, Hyogo, Japan | Source record |
| Masanori Murakami | 1 | First positive recorded appearance: 1964 · Otsuki, Yamanashi, Japan | Source record |
| Masao Kida | 1 | First positive recorded appearance: 1999 · Tokyo, Tokyo, Japan | Source record |
| Masataka Yoshida | 1 | First positive recorded appearance: 2023 · Fukui, Fukui, Japan | Source record |
| Masato Yoshii | 1 | First positive recorded appearance: 1998 · Osaka, Osaka, Japan | Source record |
| Masumi Kuwata | 1 | First positive recorded appearance: 2007 · Osaka, Osaka, Japan | Source record |
| Matias Carrillo | 1 | First positive recorded appearance: 1991 · Los Mochis, Sinaloa, México | Source record |
| Matías Ríos | 1 | First positive recorded appearance: 1915 · Sagua la Grande, Las Villas, Cuba | Source record |
| Matt Brash | 1 | First positive recorded appearance: 2022 · Kingston, ON, CAN | Source record |
| Matt Maysey | 1 | First positive recorded appearance: 1992 · Hamilton, ON, CAN | Source record |
| Matt Stairs | 1 | First positive recorded appearance: 1992 · Fredericton, NB, CAN | Source record |
| Matthew Lugo | 1 | First positive recorded appearance: 2025 · Manati, P.R. | Source record |
| Matty Alou | 1 | First positive recorded appearance: 1960 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Mauricio Cabrera | 1 | First positive recorded appearance: 2016 · Las Matas de Farfan, San Juan, D.R. | Source record |
| Mauricio Dubon | 1 | First positive recorded appearance: 2019 · San Pedro Sula, Cortés, Honduras | Source record |
| Mauricio Funes | 1 | First positive recorded appearance: 1925 · Havana, La Habana, Cuba | Source record |
| Mauricio Llovera | 1 | First positive recorded appearance: 2020 · El Tigre, Anzoátegui, Venezuela | Source record |
| Mauricio Robles | 1 | First positive recorded appearance: 2013 · Valencia, Carabobo, Venezuela | Source record |
| Mauro Gomez | 1 | First positive recorded appearance: 2012 · Bani, Peravia, D.R. | Source record |
| Mauro Zarate | 1 | First positive recorded appearance: 2007 · Valencia, Carabobo, Venezuela | Source record |
| Max Castillo | 1 | First positive recorded appearance: 2022 · Caracas, Distrito Capital, Venezuela | Source record |
| Max Fiske | 1 | First positive recorded appearance: 1914 · Waldau, Baden-Württemberg, Germany | Source record |
| Max Kepler | 1 | First positive recorded appearance: 2015 · Berlin, Berlin, Germany | Source record |
| Max Leon | 1 | First positive recorded appearance: 1973 · Acula, Veracruz, México | Source record |
| Max Ramirez | 1 | First positive recorded appearance: 2008 · Barquisimeto, Lara, Venezuela | Source record |
| Max St. Pierre | 1 | First positive recorded appearance: 2010 · Quebec, QC, CAN | Source record |
| Maximo Acosta | 1 | First positive recorded appearance: 2025 · Caracas, Distrito Capital, Venezuela | Source record |
| Mayckol Guaipe | 1 | First positive recorded appearance: 2015 · Barcelona, Anzoátegui, Venezuela | Source record |
| Meibrys Viloria | 1 | First positive recorded appearance: 2018 · Cartagena, Bolívar, Colombia | Source record |
| Mel Almada | 1 | First positive recorded appearance: 1933 · Huatabampo, Sonora, México | Source record |
| Mel Kerr | 1 | First positive recorded appearance: 1925 · Souris, MB, CAN | Source record |
| Mel Rojas | 1 | First positive recorded appearance: 1990 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Melido Perez | 1 | First positive recorded appearance: 1987 · San Cristobal, San Cristóbal, D.R. | Source record |
| Melky Cabrera | 1 | First positive recorded appearance: 2005 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Melky Mesa | 1 | First positive recorded appearance: 2012 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Melvin Dorta | 1 | First positive recorded appearance: 2006 · Valencia, Carabobo, Venezuela | Source record |
| Melvin Mercedes | 1 | First positive recorded appearance: 2014 · El Seibo, El Seibo, D.R. | Source record |
| Melvin Mora | 1 | First positive recorded appearance: 1999 · Agua Negra, Yaracuy, Venezuela | Source record |
| Melvin Nieves | 1 | First positive recorded appearance: 1992 · San Juan, P.R. | Source record |
| Melvin Rosario | 1 | First positive recorded appearance: 1997 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Memo Luna | 1 | First positive recorded appearance: 1954 · Mexico City, Distrito Federal, México | Source record |
| Mendy Lopez | 1 | First positive recorded appearance: 1998 · Pimentel, Duarte, D.R. | Source record |
| Merandy Gonzalez | 1 | First positive recorded appearance: 2018 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Merito Acosta | 1 | First positive recorded appearance: 1913 · Bauta, Artemisa, Cuba | Source record |
| Merkin Valdez | 1 | First positive recorded appearance: 2004 · San Cristobal, San Cristóbal, D.R. | Source record |
| Michael Campbell | 1 | First positive recorded appearance: 1873 · Ireland | Source record |
| Michael Feliz | 1 | First positive recorded appearance: 2015 · Azua, Azua, D.R. | Source record |
| Michael Martinez | 1 | First positive recorded appearance: 2011 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Michael Perez | 1 | First positive recorded appearance: 2018 · Catano, P.R. | Source record |
| Michael Petersen | 1 | First positive recorded appearance: 2024 · London, London, England | Source record |
| Michael Pineda | 1 | First positive recorded appearance: 2011 · Yaguate, San Cristóbal, D.R. | Source record |
| Michael Saunders | 1 | First positive recorded appearance: 2009 · Victoria, BC, CAN | Source record |
| Michael Tejera | 1 | First positive recorded appearance: 1999 · Havana, La Habana, Cuba | Source record |
| Michael Ynoa | 1 | First positive recorded appearance: 2016 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Micheal Nakamura | 1 | First positive recorded appearance: 2003 · Nara, Nara, Japan | Source record |
| Michel Baez | 1 | First positive recorded appearance: 2019 · Havana, La Habana, Cuba | Source record |
| Michel Hernandez | 1 | First positive recorded appearance: 2003 · Havana, La Habana, Cuba | Source record |
| Michel Otañez | 1 | First positive recorded appearance: 2024 · Villa La Mata, Sánchez Ramírez, D.R. | Source record |
| Mickey Scott | 1 | First positive recorded appearance: 1972 · Weimar, Thuringia, Germany | Source record |
| Midre Cummings | 1 | First positive recorded appearance: 1993 · Christiansted, St. Croix, U.S. Virgin Islands | Source record |
| Migel Puente | 1 | First positive recorded appearance: 1970 · San Luis Potosi, San Luis Potosí, México | Source record |
| Miguel Aguilar | 1 | First positive recorded appearance: 2021 · Ciudad Obregon, Sonora, México | Source record |
| Miguel Almonte | 1 | First positive recorded appearance: 2015 · Santiago, Santiago, D.R. | Source record |
| Miguel Amaya | 1 | First positive recorded appearance: 2023 · Chitre, Herrera, Panama | Source record |
| Miguel Andujar | 1 | First positive recorded appearance: 2017 · San Cristobal, San Cristóbal, D.R. | Source record |
| Miguel Asencio | 1 | First positive recorded appearance: 2002 · Villa Mella, Distrito Nacional, D.R. | Source record |
| Miguel Batista | 1 | First positive recorded appearance: 1992 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Miguel Cabrera | 1 | First positive recorded appearance: 2003 · Maracay, Aragua, Venezuela | Source record |
| Miguel Cairo | 1 | First positive recorded appearance: 1996 · Anaco, Anzoátegui, Venezuela | Source record |
| Miguel Castro | 1 | First positive recorded appearance: 2015 · La Romana, La Romana, D.R. | Source record |
| Miguel de la Hoz | 1 | First positive recorded appearance: 1960 · Havana, La Habana, Cuba | Source record |
| Miguel Del Pozo | 1 | First positive recorded appearance: 2019 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Miguel Del Toro | 1 | First positive recorded appearance: 1999 · San Ignacio, Sonora, México | Source record |
| Miguel Diaz | 1 | First positive recorded appearance: 2017 · San Cristobal, San Cristóbal, D.R. | Source record |
| Miguel Dilone | 1 | First positive recorded appearance: 1974 · Santiago, Santiago, D.R. | Source record |
| Miguel Fuentes | 1 | First positive recorded appearance: 1969 · Loiza Aldea, P.R. | Source record |
| Miguel Garcia | 1 | First positive recorded appearance: 1987 · Caracas, Distrito Capital, Venezuela | Source record |
| Miguel Gomez | 1 | First positive recorded appearance: 2017 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Miguel Gonzalez | 1 | First positive recorded appearance: 2012 · Guadalajara, Jalisco, México | Source record |
| Miguel Gonzalez | 1 | First positive recorded appearance: 2013 · Porlamar, Nueva Esparta, Venezuela | Source record |
| Miguel Gonzalez | 1 | First positive recorded appearance: 2014 · Havana, La Habana, Cuba | Source record |
| Miguel Mejia | 1 | First positive recorded appearance: 1996 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Miguel Montero | 1 | First positive recorded appearance: 2006 · Caracas, Distrito Capital, Venezuela | Source record |
| Miguel Ojeda | 1 | First positive recorded appearance: 2003 · Guaymas, Sonora, México | Source record |
| Miguel Olivo | 1 | First positive recorded appearance: 2002 · Villa Vasquez, Monte Cristi, D.R. | Source record |
| Miguel Perez | 1 | First positive recorded appearance: 2005 · Caracas, Distrito Capital, Venezuela | Source record |
| Miguel Prats | 1 | First positive recorded appearance: 1906 · Cuba | Source record |
| Miguel Rojas | 1 | First positive recorded appearance: 2014 · Los Teques, Miranda, Venezuela | Source record |
| Miguel Sanchez | 1 | First positive recorded appearance: 2021 · Bonao, Monseñor Nouel, D.R. | Source record |
| Miguel Sano | 1 | First positive recorded appearance: 2015 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Miguel Socolovich | 1 | First positive recorded appearance: 2012 · Caracas, Distrito Capital, Venezuela | Source record |
| Miguel Solís | 1 | First positive recorded appearance: 1928 · Marianao, La Habana, Cuba | Source record |
| Miguel Tejada | 1 | First positive recorded appearance: 1997 · Bani, Peravia, D.R. | Source record |
| Miguel Vargas | 1 | First positive recorded appearance: 2022 · Havana, La Habana, Cuba | Source record |
| Miguel Yajure | 1 | First positive recorded appearance: 2020 · Cabimas, Zulia, Venezuela | Source record |
| Mike Blowers | 1 | First positive recorded appearance: 1989 · Wurzburg, Bavaria, West Germany | Source record |
| Mike Cuellar | 1 | First positive recorded appearance: 1959 · Las Villas, Cuba | Source record |
| Mike Flynn | 1 | First positive recorded appearance: 1891 · County Kildare, County Kildare, Ireland | Source record |
| Mike Fornieles | 1 | First positive recorded appearance: 1952 · Havana, La Habana, Cuba | Source record |
| Mike Gardiner | 1 | First positive recorded appearance: 1990 · Sarnia, ON, CAN | Source record |
| Mike Gonzalez | 1 | First positive recorded appearance: 1912 · Havana, La Habana, Cuba | Source record |
| Mike Guerra | 1 | First positive recorded appearance: 1937 · Havana, La Habana, Cuba | Source record |
| Mike Hines | 1 | First positive recorded appearance: 1883 · Ireland | Source record |
| Mike Hopkins | 1 | First positive recorded appearance: 1902 · Glasgow, Glasgow, Scotland | Source record |
| Mike Johnson | 1 | First positive recorded appearance: 1997 · Edmonton, AB, CAN | Source record |
| Mike Jones | 1 | First positive recorded appearance: 1890 · Hamilton, ON, CAN | Source record |
| Mike Kilkenny | 1 | First positive recorded appearance: 1969 · Bradford, ON, CAN | Source record |
| Mike Lowell | 1 | First positive recorded appearance: 1998 · San Juan, P.R. | Source record |
| Mike Muldoon | 1 | First positive recorded appearance: 1882 · Westmeath County, County Westmeath, Ireland | Source record |
| Mike Nickeas | 1 | First positive recorded appearance: 2010 · Vancouver, BC, CAN | Source record |
| Mike O'Neill | 1 | First positive recorded appearance: 1901 · Maum, County Galway, Ireland | Source record |
| Mike Perez | 1 | First positive recorded appearance: 1990 · Yauco, P.R. | Source record |
| Mike Rivera | 1 | First positive recorded appearance: 2001 · Rio Piedras, P.R. | Source record |
| Mike Soroka | 1 | First positive recorded appearance: 2018 · Calgary, AB, CAN | Source record |
| Millito Navarro | 1 | First positive recorded appearance: 1928 · Patillas, P.R. | Source record |
| Milt Ramirez | 1 | First positive recorded appearance: 1970 · Mayaguez, P.R. | Source record |
| Milt Whitehead | 1 | First positive recorded appearance: 1884 · Toronto, ON, CAN | Source record |
| Minnie Mendoza | 1 | First positive recorded appearance: 1970 · Caimito, Artemisa, Cuba | Source record |
| Minnie Miñoso | 1 | First positive recorded appearance: 1946 · Perico, Matanzas, Cuba | Source record |
| Minnie Rojas | 1 | First positive recorded appearance: 1966 · Remedios Las Villas, Villa Clara, Cuba | Source record |
| Moe Drabowsky | 1 | First positive recorded appearance: 1956 · Ozanna, Lwów, Poland | Source record |
| Moisés Ballesteros | 1 | First positive recorded appearance: 2025 · Los Teques, Miranda, Venezuela | Source record |
| Moises Sierra | 1 | First positive recorded appearance: 2012 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Monchile Concepción | 1 | First positive recorded appearance: 1934 · San Juan, P.R. | Source record |
| Munenori Kawasaki | 1 | First positive recorded appearance: 2012 · Kagoshima, Kagoshima, Japan | Source record |
| Nabil Crismatt | 1 | First positive recorded appearance: 2020 · Barranquilla, Atlántico, Colombia | Source record |
| Naoyuki Uwasawa | 1 | First positive recorded appearance: 2024 · Matsudo, Chiba, Japan | Source record |
| Nap Reyes | 1 | First positive recorded appearance: 1943 · Santiago de Cuba, Santiago de Cuba, Cuba | Source record |
| Napoleon Calzado | 1 | First positive recorded appearance: 2005 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Narciso Crook | 1 | First positive recorded appearance: 2022 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Narciso Elvira | 1 | First positive recorded appearance: 1990 · Tlalixcoyan, Veracruz, México | Source record |
| Ned Crompton | 1 | First positive recorded appearance: 1909 · Liverpool, Merseyside, England | Source record |
| Nefi Ogando | 1 | First positive recorded appearance: 2015 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Neftali Feliz | 1 | First positive recorded appearance: 2009 · Azua, Azua, D.R. | Source record |
| Neftali Soto | 1 | First positive recorded appearance: 2013 · Manati, P.R. | Source record |
| Neifi Perez | 1 | First positive recorded appearance: 1996 · Villa Mella, Distrito Nacional, D.R. | Source record |
| Nelson Cruz | 1 | First positive recorded appearance: 1997 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Nelson Cruz | 1 | First positive recorded appearance: 2005 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Nelson Liriano | 1 | First positive recorded appearance: 1987 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Nelson Norman | 1 | First positive recorded appearance: 1978 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Nelson Santovenia | 1 | First positive recorded appearance: 1987 · Pinar del Río, Pinar del Río, Cuba | Source record |
| Nelson Velazquez | 1 | First positive recorded appearance: 2022 · Carolina, P.R. | Source record |
| Nerio Rodriguez | 1 | First positive recorded appearance: 1996 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Nestor Chavez | 1 | First positive recorded appearance: 1967 · Chacao, Miranda, Venezuela | Source record |
| Néstor Lambertus | 1 | First positive recorded appearance: 1929 · Azua de Compostela, Azua, D.R. | Source record |
| Newt Randall | 1 | First positive recorded appearance: 1907 · New Lowell, ON, CAN | Source record |
| Nick Pivetta | 1 | First positive recorded appearance: 2017 · Victoria, BC, CAN | Source record |
| Nigel Wilson | 1 | First positive recorded appearance: 1993 · Oshawa, ON, CAN | Source record |
| Nino Escalera | 1 | First positive recorded appearance: 1954 · Santurce, P.R. | Source record |
| Nino Espinosa | 1 | First positive recorded appearance: 1974 · Villa Altagracia, San Cristóbal, D.R. | Source record |
| Niuman Romero | 1 | First positive recorded appearance: 2009 · Barcelona, Anzoátegui, Venezuela | Source record |
| Nivaldo Rodriguez | 1 | First positive recorded appearance: 2020 · Naguanagua, Carabobo, Venezuela | Source record |
| Noe Munoz | 1 | First positive recorded appearance: 1995 · San Cristobal, México, México | Source record |
| Noel Cuevas | 1 | First positive recorded appearance: 2018 · Camuy, P.R. | Source record |
| Noelvi Marte | 1 | First positive recorded appearance: 2023 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Nomar Mazara | 1 | First positive recorded appearance: 2016 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Norberto Martin | 1 | First positive recorded appearance: 1993 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Norge Ruiz | 1 | First positive recorded appearance: 2022 · Camagüey, Camagüey, Cuba | Source record |
| Nori Aoki | 1 | First positive recorded appearance: 2012 · Hyuga City, Miyazaki, Japan | Source record |
| Norihiro Nakamura | 1 | First positive recorded appearance: 2005 · Osaka, Osaka, Japan | Source record |
| Octavio Dotel | 1 | First positive recorded appearance: 1999 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Odalis Perez | 1 | First positive recorded appearance: 1998 · Las Matas de Farfan, San Juan, D.R. | Source record |
| Odrisamer Despaigne | 1 | First positive recorded appearance: 2014 · Havana, La Habana, Cuba | Source record |
| Odubel Herrera | 1 | First positive recorded appearance: 2015 · San Jose, Zulia, Venezuela | Source record |
| Olaf Henriksen | 1 | First positive recorded appearance: 1911 · Kirkerup, Zealand, Denmark | Source record |
| Oliver Ortega | 1 | First positive recorded appearance: 2021 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Oliver Perez | 1 | First positive recorded appearance: 2002 · Culiacan, Sinaloa, México | Source record |
| Oliverio Ortiz | 1 | First positive recorded appearance: 1944 · Camagüey, Camagüey, Cuba | Source record |
| Olmedo Saenz | 1 | First positive recorded appearance: 1994 · Chitre, Herrera, Panama | Source record |
| Omar Beltre | 1 | First positive recorded appearance: 2010 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Omar Cruz | 1 | First positive recorded appearance: 2025 · Hermosillo, Sonora, México | Source record |
| Omar Daal | 1 | First positive recorded appearance: 1993 · Maracaibo, Zulia, Venezuela | Source record |
| Omar Infante | 1 | First positive recorded appearance: 2002 · Puerto la Cruz, Anzoátegui, Venezuela | Source record |
| Omar Moreno | 1 | First positive recorded appearance: 1975 · Puerto Armuelles, Chiriquí, Panama | Source record |
| Omar Narvaez | 1 | First positive recorded appearance: 2016 · Maracay, Aragua, Venezuela | Source record |
| Omar Olivares | 1 | First positive recorded appearance: 1990 · Mayaguez, P.R. | Source record |
| Omar Vizquel | 1 | First positive recorded appearance: 1989 · Caracas, Distrito Capital, Venezuela | Source record |
| Omir Santos | 1 | First positive recorded appearance: 2008 · Bayamon, P.R. | Source record |
| Oneil Cruz | 1 | First positive recorded appearance: 2021 · Nizao, Peravia, D.R. | Source record |
| Onelki Garcia | 1 | First positive recorded appearance: 2013 · Guantánamo, Guantánamo, Cuba | Source record |
| Onix Concepcion | 1 | First positive recorded appearance: 1980 · Dorado, P.R. | Source record |
| Orber Moreno | 1 | First positive recorded appearance: 1999 · Caracas, Distrito Capital, Venezuela | Source record |
| Orelvis Martinez | 1 | First positive recorded appearance: 2024 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Oreste Marrero | 1 | First positive recorded appearance: 1993 · Bayamon, P.R. | Source record |
| Orestes Destrade | 1 | First positive recorded appearance: 1987 · Santiago de Cuba, Santiago de Cuba, Cuba | Source record |
| Orlando Alvarez | 1 | First positive recorded appearance: 1973 · Rio Grande, P.R. | Source record |
| Orlando Arcia | 1 | First positive recorded appearance: 2016 · Anaco, Anzoátegui, Venezuela | Source record |
| Orlando Cabrera | 1 | First positive recorded appearance: 1997 · Cartagena, Bolívar, Colombia | Source record |
| Orlando Calixte | 1 | First positive recorded appearance: 2015 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Orlando Cepeda | 1 | First positive recorded appearance: 1958 · Ponce, P.R. | Source record |
| Orlando Gonzalez | 1 | First positive recorded appearance: 1976 · Havana, La Habana, Cuba | Source record |
| Orlando Hernandez | 1 | First positive recorded appearance: 1998 · Villa Clara, Cuba | Source record |
| Orlando Isales | 1 | First positive recorded appearance: 1980 · Santurce, P.R. | Source record |
| Orlando McFarlane | 1 | First positive recorded appearance: 1962 · Oriente, Cuba | Source record |
| Orlando Mercado | 1 | First positive recorded appearance: 1982 · Arecibo, P.R. | Source record |
| Orlando Merced | 1 | First positive recorded appearance: 1990 · Hato Rey, P.R. | Source record |
| Orlando Miller | 1 | First positive recorded appearance: 1994 · Changuinola, Bocas del Toro, Panama | Source record |
| Orlando Peña | 1 | First positive recorded appearance: 1958 · Las Tunas, Las Tunas, Cuba | Source record |
| Orlando Ramirez | 1 | First positive recorded appearance: 1974 · Cartagena, Bolívar, Colombia | Source record |
| Orlando Ribalta | 1 | First positive recorded appearance: 2024 · Santa Clara, Santa Clara, Cuba | Source record |
| Orlando Sanchez | 1 | First positive recorded appearance: 1981 · Canovanas, P.R. | Source record |
| Orlando Varona | 1 | First positive recorded appearance: 1948 · Havana, La Habana, Cuba | Source record |
| Ormond Sampson | 1 | First positive recorded appearance: 1932 · San Salvador Island, Bahamas | Source record |
| Oscar Azocar | 1 | First positive recorded appearance: 1990 · Soro, Sucre, Venezuela | Source record |
| Oscar Colás | 1 | First positive recorded appearance: 2023 · Havana, La Habana, Cuba | Source record |
| Oscar Estrada | 1 | First positive recorded appearance: 1924 · Havana, La Habana, Cuba | Source record |
| Oscar Gonzalez | 1 | First positive recorded appearance: 2022 · Sabana Grande de Palenque, San Cristóbal, D.R. | Source record |
| Oscar Henriquez | 1 | First positive recorded appearance: 1997 · La Guaira, Vargas, Venezuela | Source record |
| Oscar Hernandez | 1 | First positive recorded appearance: 2015 · Punto Fijo, Falcón, Venezuela | Source record |
| Oscar Judd | 1 | First positive recorded appearance: 1941 · London, ON, CAN | Source record |
| Oscar Levis | 1 | First positive recorded appearance: 1921 · Oracabessa, St. Mary, Jamaica | Source record |
| Oscar Robles | 1 | First positive recorded appearance: 2005 · Tijuana, Baja California, México | Source record |
| Oscar Salazar | 1 | First positive recorded appearance: 2002 · Maracay, Aragua, Venezuela | Source record |
| Oscar Taveras | 1 | First positive recorded appearance: 2014 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Oscar Tuero | 1 | First positive recorded appearance: 1918 · Havana, La Habana, Cuba | Source record |
| Oscar Villarreal | 1 | First positive recorded appearance: 2003 · San Nicolas de los Garza, Nuevo León, México | Source record |
| Oscar Zamora | 1 | First positive recorded appearance: 1974 · Camagüey, Camagüey, Cuba | Source record |
| Osiris Matos | 1 | First positive recorded appearance: 2008 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Osleivis Basabe | 1 | First positive recorded appearance: 2023 · Bobures, Sucre, Venezuela | Source record |
| Osmer Morales | 1 | First positive recorded appearance: 2018 · Villa de Cura, Aragua, Venezuela | Source record |
| Ossie Alvarez | 1 | First positive recorded appearance: 1958 · Bolondron, Matanzas, Cuba | Source record |
| Ossie Blanco | 1 | First positive recorded appearance: 1970 · Caracas, Distrito Capital, Venezuela | Source record |
| Ossie Chavarria | 1 | First positive recorded appearance: 1966 · Colon, Colón, Panama | Source record |
| Osvaldo Bido | 1 | First positive recorded appearance: 2023 · Los Hidalgos, Puerto Plata, D.R. | Source record |
| Osvaldo Fernandez | 1 | First positive recorded appearance: 1996 · Holguín, Holguín, Cuba | Source record |
| Osvaldo Martinez | 1 | First positive recorded appearance: 2010 · Carolina, P.R. | Source record |
| Oswald Peraza | 1 | First positive recorded appearance: 2022 · Barquisimeto, Lara, Venezuela | Source record |
| Oswaldo Arcia | 1 | First positive recorded appearance: 2013 · Anaco, Anzoátegui, Venezuela | Source record |
| Oswaldo Cabrera | 1 | First positive recorded appearance: 2022 · Guarenas, Miranda, Venezuela | Source record |
| Oswaldo Mairena | 1 | First positive recorded appearance: 2000 · Chinandega, Chinandega, Nicaragua | Source record |
| Oswaldo Navarro | 1 | First positive recorded appearance: 2006 · Villa de Cura, Aragua, Venezuela | Source record |
| Oswaldo Peraza | 1 | First positive recorded appearance: 1988 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Otto Deininger | 1 | First positive recorded appearance: 1902 · Wasseralfingen, Baden-Württemberg, Germany | Source record |
| Otto Hess | 1 | First positive recorded appearance: 1902 · Bern, Bern, Switzerland | Source record |
| Otto Lopez | 1 | First positive recorded appearance: 2021 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Otto Velez | 1 | First positive recorded appearance: 1973 · Ponce, P.R. | Source record |
| Owen Caissie | 1 | First positive recorded appearance: 2025 · Burlington, ON, CAN | Source record |
| Ozzie Albies | 1 | First positive recorded appearance: 2017 · Willemstad, Curaçao | Source record |
| Ozzie Canseco | 1 | First positive recorded appearance: 1990 · Havana, La Habana, Cuba | Source record |
| Ozzie Guillen | 1 | First positive recorded appearance: 1985 · Ocumare del Tuy, Miranda, Venezuela | Source record |
| Ozzie Van Brabant | 1 | First positive recorded appearance: 1954 · Kingsville, ON, CAN | Source record |
| Ozzie Virgil | 1 | First positive recorded appearance: 1956 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Ozzie Virgil | 1 | First positive recorded appearance: 1980 · Mayaguez, P.R. | Source record |
| P. J. Conlon | 1 | First positive recorded appearance: 2018 · Belfast, Belfast, Northern Ireland | Source record |
| Pablo Armenteros | 1 | First positive recorded appearance: 1916 · Cienfuegos, Las Villas, Cuba | Source record |
| Pablo Fernández | 1 | First positive recorded appearance: 1923 · Matanzas, Matanzas, Cuba | Source record |
| Pablo Lopez | 1 | First positive recorded appearance: 2018 · Cabimas, Zulia, Venezuela | Source record |
| Pablo Martinez | 1 | First positive recorded appearance: 1996 · Sabana Grande de Boya, Monte Plata, D.R. | Source record |
| Pablo Martínez | 1 | First positive recorded appearance: 1928 · Cienfuegos, Las Villas, Cuba | Source record |
| Pablo Mesa | 1 | First positive recorded appearance: 1921 · Caibarién, Las Villas, Cuba | Source record |
| Pablo Ozuna | 1 | First positive recorded appearance: 2000 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Pablo Reyes | 1 | First positive recorded appearance: 2018 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Pablo Sandoval | 1 | First positive recorded appearance: 2008 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Pablo Torrealba | 1 | First positive recorded appearance: 1975 · Barquisimeto, Lara, Venezuela | Source record |
| Paddy O'Connor | 1 | First positive recorded appearance: 1908 · County Kerry, County Kerry, Ireland | Source record |
| Paíto Herrera | 1 | First positive recorded appearance: 1920 · Havana, La Habana, Cuba | Source record |
| Pancho Coimbre | 1 | First positive recorded appearance: 1940 · Arroyo, P.R. | Source record |
| Pancho Herrera | 1 | First positive recorded appearance: 1958 · Santiago de Las Vegas, La Habana, Cuba | Source record |
| Paolo Espino | 1 | First positive recorded appearance: 2017 · Panama City, Panamá, Panama | Source record |
| Pascual Matos | 1 | First positive recorded appearance: 1999 · Barahona, Barahona, D.R. | Source record |
| Pascual Perez | 1 | First positive recorded appearance: 1980 · San Cristobal, San Cristóbal, D.R. | Source record |
| Pasqual Coco | 1 | First positive recorded appearance: 2000 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Pasqual Martínez | 1 | First positive recorded appearance: 1924 · Cienfuegos, Las Villas, Cuba | Source record |
| Pastor Pareda | 1 | First positive recorded appearance: 1909 · Havana, La Habana, Cuba | Source record |
| Pat Hannivan | 1 | First positive recorded appearance: 1897 · Halifax, NS, CAN | Source record |
| Pat Lyons | 1 | First positive recorded appearance: 1890 · Belleville, ON, CAN | Source record |
| Pat McManus | 1 | First positive recorded appearance: 1879 · Ireland | Source record |
| Pat Scanlon | 1 | First positive recorded appearance: 1884 · Halifax, NS, CAN | Source record |
| Patricio Scantlebury | 1 | First positive recorded appearance: 1944 · Gatun, Colón, Panama | Source record |
| Patrick O'Loughlin | 1 | First positive recorded appearance: 1883 · Ireland | Source record |
| Patsy Donovan | 1 | First positive recorded appearance: 1890 · Cobh, County Cork, Ireland | Source record |
| Paul Calvert | 1 | First positive recorded appearance: 1942 · Montreal, QC, CAN | Source record |
| Paul Casanova | 1 | First positive recorded appearance: 1965 · Colón, Matanzas, Cuba | Source record |
| Paul Hodgson | 1 | First positive recorded appearance: 1980 · Montreal, QC, CAN | Source record |
| Paul Krichell | 1 | First positive recorded appearance: 1911 · Paris, Île-de-France, France | Source record |
| Paul Marak | 1 | First positive recorded appearance: 1990 · Lakenheath, Suffolk, England | Source record |
| Paul Quantrill | 1 | First positive recorded appearance: 1992 · London, ON, CAN | Source record |
| Paul Spoljaric | 1 | First positive recorded appearance: 1994 · Kelowna, BC, CAN | Source record |
| Paulo Orlando | 1 | First positive recorded appearance: 2015 · Sao Paulo, Sao Paulo, Brazil | Source record |
| Pedro Alvarez | 1 | First positive recorded appearance: 2010 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Pedro Arango | 1 | First positive recorded appearance: 1925 · Havana, La Habana, Cuba | Source record |
| Pedro Araujo | 1 | First positive recorded appearance: 2018 · San Cristobal, San Cristóbal, D.R. | Source record |
| Pedro Astacio | 1 | First positive recorded appearance: 1992 · Hato Mayor, Hato Mayor, D.R. | Source record |
| Pedro Avila | 1 | First positive recorded appearance: 2019 · Caracas, Distrito Capital, Venezuela | Source record |
| Pedro Baez | 1 | First positive recorded appearance: 2014 · Bani, Peravia, D.R. | Source record |
| Pedro Ballester | 1 | First positive recorded appearance: 1948 · Cárdenas, Matanzas, Cuba | Source record |
| Pedro Beato | 1 | First positive recorded appearance: 2011 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Pedro Borbon | 1 | First positive recorded appearance: 1969 · Mao, Valverde, D.R. | Source record |
| Pedro Borbon | 1 | First positive recorded appearance: 1992 · Mao, Valverde, D.R. | Source record |
| Pedro Castellano | 1 | First positive recorded appearance: 1993 · Barquisimeto, Lara, Venezuela | Source record |
| Pedro Ciriaco | 1 | First positive recorded appearance: 2010 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Pedro Díaz | 1 | First positive recorded appearance: 1930 · Bauta, La Habana, Cuba | Source record |
| Pedro Dibut | 1 | First positive recorded appearance: 1923 · Cienfuegos, Cienfuegos, Cuba | Source record |
| Pedro Feliciano | 1 | First positive recorded appearance: 2002 · Rio Piedras, P.R. | Source record |
| Pedro Feliz | 1 | First positive recorded appearance: 2000 · Azua, Azua, D.R. | Source record |
| Pedro Ferrer | 1 | First positive recorded appearance: 1925 · Havana, La Habana, Cuba | Source record |
| Pedro Figueroa | 1 | First positive recorded appearance: 2012 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Pedro Florimon | 1 | First positive recorded appearance: 2011 · La Romana, La Romana, D.R. | Source record |
| Pedro Formental | 1 | First positive recorded appearance: 1947 · Báguanos, Oriente, Cuba | Source record |
| Pedro Garcia | 1 | First positive recorded appearance: 1973 · Guayama, P.R. | Source record |
| Pedro Gonzalez | 1 | First positive recorded appearance: 1963 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Pedro Guerrero | 1 | First positive recorded appearance: 1978 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Pedro Hernandez | 1 | First positive recorded appearance: 2012 · Barquisimeto, Lara, Venezuela | Source record |
| Pedro Lanuza | 1 | First positive recorded appearance: 1932 · San Luis, Oriente, Cuba | Source record |
| Pedro León | 1 | First positive recorded appearance: 2024 · Havana, La Habana, Cuba | Source record |
| Pedro Liriano | 1 | First positive recorded appearance: 2004 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Pedro Lopez | 1 | First positive recorded appearance: 2005 · Moca, Espaillat, D.R. | Source record |
| Pedro Martinez | 1 | First positive recorded appearance: 1992 · Manoguayabo, Distrito Nacional, D.R. | Source record |
| Pedro Martinez | 1 | First positive recorded appearance: 1993 · Villa Mella, Distrito Nacional, D.R. | Source record |
| Pedro Medina | 1 | First positive recorded appearance: 1906 · Cuba | Source record |
| Pedro Miró | 1 | First positive recorded appearance: 1945 · Alquízar, La Habana, Cuba | Source record |
| Pedro Munoz | 1 | First positive recorded appearance: 1990 · Ponce, P.R. | Source record |
| Pedro Pagés | 1 | First positive recorded appearance: 2024 · Maracay, Aragua, Venezuela | Source record |
| Pedro Pagés | 1 | First positive recorded appearance: 1939 · Matanzas, Matanzas, Cuba | Source record |
| Pedro Pastor | 1 | First positive recorded appearance: 1924 · Havana, La Habana, Cuba | Source record |
| Pedro Ramos | 1 | First positive recorded appearance: 1955 · Pinar del Río, Pinar del Río, Cuba | Source record |
| Pedro Regalado | 1 | First positive recorded appearance: 1945 · Cuba | Source record |
| Pedro San | 1 | First positive recorded appearance: 1926 · San Fernando de Monte Cristi, Monte Cristi, D.R. | Source record |
| Pedro Santana | 1 | First positive recorded appearance: 2001 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Pedro Severino | 1 | First positive recorded appearance: 2015 · Bonao, Monseñor Nouel, D.R. | Source record |
| Pedro Silva | 1 | First positive recorded appearance: 1922 · Havana, La Habana, Cuba | Source record |
| Pedro Strop | 1 | First positive recorded appearance: 2009 · San Cristobal, San Cristóbal, D.R. | Source record |
| Pedro Valdes | 1 | First positive recorded appearance: 1996 · Fajardo, P.R. | Source record |
| Pedro Viola | 1 | First positive recorded appearance: 2009 · San Juan de la Maguana, San Juan, D.R. | Source record |
| Pelayo Chacón | 1 | First positive recorded appearance: 1910 · Havana, La Habana, Cuba | Source record |
| Pepe Frias | 1 | First positive recorded appearance: 1973 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Pepe Mangual | 1 | First positive recorded appearance: 1972 · Ponce, P.R. | Source record |
| Pete Córdova | 1 | First positive recorded appearance: 1921 · Havana, La Habana, Cuba | Source record |
| Pete Craig | 1 | First positive recorded appearance: 1964 · LaSalle, ON, CAN | Source record |
| Pete Daniels | 1 | First positive recorded appearance: 1890 · Cavan, County Cavan, Ireland | Source record |
| Pete Hasney | 1 | First positive recorded appearance: 1890 · England | Source record |
| Pete Hernandez | 1 | First positive recorded appearance: 1979 · La Romana, La Romana, D.R. | Source record |
| Pete LaForest | 1 | First positive recorded appearance: 2003 · Hull, QC, CAN | Source record |
| Pete LePine | 1 | First positive recorded appearance: 1902 · Montreal, QC, CAN | Source record |
| Pete Morris | 1 | First positive recorded appearance: 1884 · Rhuddlan, Denbighshire, Wales | Source record |
| Pete Orr | 1 | First positive recorded appearance: 2005 · Richmond Hill, ON, CAN | Source record |
| Pete Ward | 1 | First positive recorded appearance: 1962 · Montreal, QC, CAN | Source record |
| Pete Wood | 1 | First positive recorded appearance: 1885 · Dundas, ON, CAN | Source record |
| Peter Hoy | 1 | First positive recorded appearance: 1992 · Brockville, ON, CAN | Source record |
| Peter Moylan | 1 | First positive recorded appearance: 2006 · Attadale, WA, Australia | Source record |
| Phil Marchildon | 1 | First positive recorded appearance: 1940 · Penetanguishene, ON, CAN | Source record |
| Phil Routcliffe | 1 | First positive recorded appearance: 1890 · Frontenac, ON, CAN | Source record |
| Phil Stockman | 1 | First positive recorded appearance: 2006 · Oldham, Greater Manchester, England | Source record |
| Phillippe Aumont | 1 | First positive recorded appearance: 2012 · Gatineau, QC, CAN | Source record |
| Phillips Valdez | 1 | First positive recorded appearance: 2019 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Phoenix Sanders | 1 | First positive recorded appearance: 2022 · Augsburg, Bavaria, Germany | Source record |
| Plácido Bernal | 1 | First positive recorded appearance: 1941 · Sancti Spíritus, Las Villas, Cuba | Source record |
| Placido Polanco | 1 | First positive recorded appearance: 1998 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Pompeyo Davalillo | 1 | First positive recorded appearance: 1953 · Cabimas, Zulia, Venezuela | Source record |
| Pop Smith | 1 | First positive recorded appearance: 1880 · Digby, NS, CAN | Source record |
| Porfi Altamirano | 1 | First positive recorded appearance: 1982 · Wiscaran Valley Ciudad Dario, Matagalpa, Nicaragua | Source record |
| Prelander Berroa | 1 | First positive recorded appearance: 2023 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Preston Gomez | 1 | First positive recorded appearance: 1944 · Guatemala, Holguín, Cuba | Source record |
| Pretzels Getzien | 1 | First positive recorded appearance: 1884 · Germany | Source record |
| Prudencio Martínez | 1 | First positive recorded appearance: 1918 · Regla, La Habana, Cuba | Source record |
| Quilvio Veras | 1 | First positive recorded appearance: 1995 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| R. J. Swindle | 1 | First positive recorded appearance: 2008 · Vancouver, BC, CAN | Source record |
| Rabbit Martínez | 1 | First positive recorded appearance: 1935 · Santiago, Santiago, D.R. | Source record |
| Radhames Dykhoff | 1 | First positive recorded appearance: 1998 · Paradera, Paradera, Aruba | Source record |
| Radhames Liz | 1 | First positive recorded appearance: 2007 · El Seibo, El Seibo, D.R. | Source record |
| Rafael Almeida | 1 | First positive recorded appearance: 1905 · Havana, La Habana, Cuba | Source record |
| Rafael Batista | 1 | First positive recorded appearance: 1973 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Rafael Bautista | 1 | First positive recorded appearance: 2017 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Rafael Belliard | 1 | First positive recorded appearance: 1982 · Pueblo Nuevo, Valverde, D.R. | Source record |
| Rafael Betancourt | 1 | First positive recorded appearance: 2003 · Cumana, Sucre, Venezuela | Source record |
| Rafael Bournigal | 1 | First positive recorded appearance: 1992 · Azua, Azua, D.R. | Source record |
| Rafael Cabrera | 1 | First positive recorded appearance: 1944 · Guane, Pinar del Río, Cuba | Source record |
| Rafael Carmona | 1 | First positive recorded appearance: 1995 · Rio Piedras, P.R. | Source record |
| Rafael Cruz | 1 | First positive recorded appearance: 1918 · P.R. | Source record |
| Rafael Devers | 1 | First positive recorded appearance: 2017 · Sanchez, Samaná, D.R. | Source record |
| Rafael Dolis | 1 | First positive recorded appearance: 2011 · La Romana, La Romana, D.R. | Source record |
| Rafael Figarola | 1 | First positive recorded appearance: 1907 · Pinar del Río, Pinar del Río, Cuba | Source record |
| Rafael Furcal | 1 | First positive recorded appearance: 2000 · Loma de Cabrera, Dajabón, D.R. | Source record |
| Rafael Landestoy | 1 | First positive recorded appearance: 1977 · Bani, Peravia, D.R. | Source record |
| Rafael Marchan | 1 | First positive recorded appearance: 2020 · San Cristobal, Táchira, Venezuela | Source record |
| Rafael Medina | 1 | First positive recorded appearance: 1998 · Panama City, Panamá, Panama | Source record |
| Rafael Montalvo | 1 | First positive recorded appearance: 1986 · Rio Piedras, P.R. | Source record |
| Rafael Montero | 1 | First positive recorded appearance: 2014 · Higuerito, San Cristóbal, D.R. | Source record |
| Rafael Ortega | 1 | First positive recorded appearance: 2012 · El Tigre, Anzoátegui, Venezuela | Source record |
| Rafael Palmeiro | 1 | First positive recorded appearance: 1986 · Havana, La Habana, Cuba | Source record |
| Rafael Pedroso | 1 | First positive recorded appearance: 1926 · Havana, La Habana, Cuba | Source record |
| Rafael Perez | 1 | First positive recorded appearance: 2006 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Rafael Polanco | 1 | First positive recorded appearance: 1941 · San Juan, P.R. | Source record |
| Rafael Quirico | 1 | First positive recorded appearance: 1996 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Rafael Ramirez | 1 | First positive recorded appearance: 1980 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Rafael Robles | 1 | First positive recorded appearance: 1969 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Rafael Rodriguez | 1 | First positive recorded appearance: 2009 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Rafael Roque | 1 | First positive recorded appearance: 1998 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Rafael Santana | 1 | First positive recorded appearance: 1983 · La Romana, La Romana, D.R. | Source record |
| Rafael Santo Domingo | 1 | First positive recorded appearance: 1979 · Orocovis, P.R. | Source record |
| Rafael Soriano | 1 | First positive recorded appearance: 2002 · San Jose, San Pedro de Macorís, D.R. | Source record |
| Rafael Valdez | 1 | First positive recorded appearance: 1990 · Nizao, Peravia, D.R. | Source record |
| Rafael Vasquez | 1 | First positive recorded appearance: 1979 · La Romana, La Romana, D.R. | Source record |
| Rafael Ynoa | 1 | First positive recorded appearance: 2014 · Santiago, Santiago, D.R. | Source record |
| Rafaelito Ortiz | 1 | First positive recorded appearance: 1948 · Guayanilla, P.R. | Source record |
| Raimel Tapia | 1 | First positive recorded appearance: 2016 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Raisel Iglesias | 1 | First positive recorded appearance: 2015 · Isla de la Juventud, Isla de la Juventud, Cuba | Source record |
| Ralph Buxton | 1 | First positive recorded appearance: 1938 · Weyburn, SK, CAN | Source record |
| Ralph McCabe | 1 | First positive recorded appearance: 1946 · Napanee, ON, CAN | Source record |
| Ralph Milliard | 1 | First positive recorded appearance: 1996 · Willemstad, Curaçao | Source record |
| Ramiro Mendoza | 1 | First positive recorded appearance: 1996 · Los Santos, Los Santos, Panama | Source record |
| Ramiro Peña | 1 | First positive recorded appearance: 2009 · Monterrey, Nuevo León, México | Source record |
| Ramiro Ramírez | 1 | First positive recorded appearance: 1916 · Guanabacoa, La Habana, Cuba | Source record |
| Ramon Aviles | 1 | First positive recorded appearance: 1977 · Manati, P.R. | Source record |
| Ramón Bragaña | 1 | First positive recorded appearance: 1928 · Havana, La Habana, Cuba | Source record |
| Ramon Cabrera | 1 | First positive recorded appearance: 2015 · Caracas, Distrito Capital, Venezuela | Source record |
| Ramon Caraballo | 1 | First positive recorded appearance: 1993 · Río San Juan, María Trinidad Sánchez, D.R. | Source record |
| Ramon Castro | 1 | First positive recorded appearance: 1999 · Vega Baja, P.R. | Source record |
| Ramon Castro | 1 | First positive recorded appearance: 2004 · Valencia, Carabobo, Venezuela | Source record |
| Ramon Conde | 1 | First positive recorded appearance: 1962 · Juana Diaz, P.R. | Source record |
| Ramon de los Santos | 1 | First positive recorded appearance: 1974 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Ramon Fermin | 1 | First positive recorded appearance: 1995 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Ramon Flores | 1 | First positive recorded appearance: 2015 · Barinas, Barinas, Venezuela | Source record |
| Ramon Garcia | 1 | First positive recorded appearance: 1948 · Esperanza, Villa Clara, Cuba | Source record |
| Ramon Garcia | 1 | First positive recorded appearance: 1991 · Guanare, Portuguesa, Venezuela | Source record |
| Ramón González | 1 | First positive recorded appearance: 1919 · Havana, La Habana, Cuba | Source record |
| Ramón Govantes | 1 | First positive recorded appearance: 1908 · Havana, La Habana, Cuba | Source record |
| Ramón Heredía | 1 | First positive recorded appearance: 1939 · Matanzas, Matanzas, Cuba | Source record |
| Ramon Hernandez | 1 | First positive recorded appearance: 1967 · Carolina, P.R. | Source record |
| Ramon Hernandez | 1 | First positive recorded appearance: 1999 · Caracas, Distrito Capital, Venezuela | Source record |
| Ramón Hernández | 1 | First positive recorded appearance: 1929 · Havana, La Habana, Cuba | Source record |
| Ramon Laureano | 1 | First positive recorded appearance: 2018 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Ramon Lopez | 1 | First positive recorded appearance: 1966 · Las Villas, Cuba | Source record |
| Ramon Manon | 1 | First positive recorded appearance: 1990 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Ramon Martinez | 1 | First positive recorded appearance: 1988 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Ramón Martínez | 1 | First positive recorded appearance: 1928 · Havana, La Habana, Cuba | Source record |
| Ramon Monzant | 1 | First positive recorded appearance: 1954 · Maracaibo, Zulia, Venezuela | Source record |
| Ramon Morel | 1 | First positive recorded appearance: 1995 · Villa Gonzalez, Santiago, D.R. | Source record |
| Ramón Neele | 1 | First positive recorded appearance: 1932 · Marianao, La Habana, Cuba | Source record |
| Ramon Nivar | 1 | First positive recorded appearance: 2003 · San Cristobal, San Cristóbal, D.R. | Source record |
| Ramon Ortiz | 1 | First positive recorded appearance: 1999 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Ramon Peña | 1 | First positive recorded appearance: 1989 · Santiago, Santiago, D.R. | Source record |
| Ramon Ramirez | 1 | First positive recorded appearance: 2006 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Ramon Ramirez | 1 | First positive recorded appearance: 2008 · Cagua, Aragua, Venezuela | Source record |
| Ramón Rojas | 1 | First positive recorded appearance: 1932 · Havana, La Habana, Cuba | Source record |
| Ramon Romero | 1 | First positive recorded appearance: 1984 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Ramon Rosso | 1 | First positive recorded appearance: 2020 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Ramon Santiago | 1 | First positive recorded appearance: 2002 · Las Matas de Farfan, San Juan, D.R. | Source record |
| Ramon Tatis | 1 | First positive recorded appearance: 1997 · Guayubin, Monte Cristi, D.R. | Source record |
| Ramon Torres | 1 | First positive recorded appearance: 2017 · Santiago Rodríguez, Santiago Rodríguez, D.R. | Source record |
| Ramon Troncoso | 1 | First positive recorded appearance: 2008 · San Jose de Ocoa, Peravia, D.R. | Source record |
| Ramon Urias | 1 | First positive recorded appearance: 2020 · Magdalena de Kino, Sonora, México | Source record |
| Ramon Vazquez | 1 | First positive recorded appearance: 2001 · Aibonito, P.R. | Source record |
| Ramon Webster | 1 | First positive recorded appearance: 1967 · Colon, Colón, Panama | Source record |
| Randall Delgado | 1 | First positive recorded appearance: 2011 · Las Tablas, Los Santos, Panama | Source record |
| Randall Simon | 1 | First positive recorded appearance: 1997 · Willemstad, Curaçao | Source record |
| Randor Bierd | 1 | First positive recorded appearance: 2008 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Randy Arozarena | 1 | First positive recorded appearance: 2019 · Mantua, La Habana, Cuba | Source record |
| Randy Rodríguez | 1 | First positive recorded appearance: 2024 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Randy Rosario | 1 | First positive recorded appearance: 2017 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Randy Vásquez | 1 | First positive recorded appearance: 2023 · Navarette, Santiago, D.R. | Source record |
| Rangel Ravelo | 1 | First positive recorded appearance: 2019 · Havana, La Habana, Cuba | Source record |
| Ranger Suarez | 1 | First positive recorded appearance: 2018 · Carora, Lara, Venezuela | Source record |
| Raudel Lazo | 1 | First positive recorded appearance: 2015 · Pinar del Río, Pinar del Río, Cuba | Source record |
| Raudy Read | 1 | First positive recorded appearance: 2017 · San Jose de Ocoa, Peravia, D.R. | Source record |
| Raul Alcantara | 1 | First positive recorded appearance: 2016 · Barahona, Barahona, D.R. | Source record |
| Raúl Álvarez | 1 | First positive recorded appearance: 1924 · Havana, La Habana, Cuba | Source record |
| Raul Casanova | 1 | First positive recorded appearance: 1996 · Humacao, P.R. | Source record |
| Raul Chavez | 1 | First positive recorded appearance: 1996 · Valencia, Carabobo, Venezuela | Source record |
| Raul Gonzalez | 1 | First positive recorded appearance: 2000 · Santurce, P.R. | Source record |
| Raúl López | 1 | First positive recorded appearance: 1948 · Caimito del Guayabal, La Habana, Cuba | Source record |
| Raul Mondesi | 1 | First positive recorded appearance: 1993 · San Cristobal, San Cristóbal, D.R. | Source record |
| Raúl Navarro | 1 | First positive recorded appearance: 1945 · Limonar, Matanzas, Cuba | Source record |
| Raul Sanchez | 1 | First positive recorded appearance: 1952 · Marianao, La Habana, Cuba | Source record |
| Raúl Sánchez | 1 | First positive recorded appearance: 1948 · Cuba | Source record |
| Raul Valdes | 1 | First positive recorded appearance: 2010 · Havana, La Habana, Cuba | Source record |
| Ravelo Manzanillo | 1 | First positive recorded appearance: 1988 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Ray Daviault | 1 | First positive recorded appearance: 1962 · Montreal, QC, CAN | Source record |
| Ray Noble | 1 | First positive recorded appearance: 1945 · Hatillo, Santiago de Cuba, Cuba | Source record |
| Ray Olmedo | 1 | First positive recorded appearance: 2003 · Maracay, Aragua, Venezuela | Source record |
| Raymond Burgos | 1 | First positive recorded appearance: 2024 · Rio Grande, P.R. | Source record |
| Raynel Espinal | 1 | First positive recorded appearance: 2021 · Villa Gonzalez, Santiago, D.R. | Source record |
| Recurvon Terán | 1 | First positive recorded appearance: 1916 · Havana, La Habana, Cuba | Source record |
| Red Eagle Smith | 1 | First positive recorded appearance: 1920 · CAN | Source record |
| Red Long | 1 | First positive recorded appearance: 1902 · Burlington, ON, CAN | Source record |
| Reddy Mack | 1 | First positive recorded appearance: 1885 · Ireland | Source record |
| Reggie Cleveland | 1 | First positive recorded appearance: 1969 · Swift Current, SK, CAN | Source record |
| Reggie Otero | 1 | First positive recorded appearance: 1945 · Havana, La Habana, Cuba | Source record |
| Reggie Richter | 1 | First positive recorded appearance: 1911 · Dusseldorf, North Rhine-Westphalia, Germany | Source record |
| Regino García | 1 | First positive recorded appearance: 1905 · Matanzas, Matanzas, Cuba | Source record |
| Reinaldo Drake | 1 | First positive recorded appearance: 1945 · Havana, La Habana, Cuba | Source record |
| Reiver Sanmartin | 1 | First positive recorded appearance: 2021 · Cartagena, Bolívar, Colombia | Source record |
| Remy Hermoso | 1 | First positive recorded appearance: 1967 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Renato Nunez | 1 | First positive recorded appearance: 2016 · Valencia, Carabobo, Venezuela | Source record |
| Rene Arocha | 1 | First positive recorded appearance: 1993 · Havana, La Habana, Cuba | Source record |
| Rene Monteagudo | 1 | First positive recorded appearance: 1938 · Havana, La Habana, Cuba | Source record |
| Rene Pinto | 1 | First positive recorded appearance: 2022 · Maracay, Aragua, Venezuela | Source record |
| Rene Reyes | 1 | First positive recorded appearance: 2003 · Margarita, Nueva Esparta, Venezuela | Source record |
| Rene Rivera | 1 | First positive recorded appearance: 2004 · Bayamon, P.R. | Source record |
| Rene Tosoni | 1 | First positive recorded appearance: 2011 · Toronto, ON, CAN | Source record |
| Rene Valdes | 1 | First positive recorded appearance: 1957 · Guanabacoa, La Habana, Cuba | Source record |
| Rennie Stennett | 1 | First positive recorded appearance: 1971 · Colon, Colón, Panama | Source record |
| Reno Bertoia | 1 | First positive recorded appearance: 1953 · San Vito al Tagliamento, Friuli-Venezia Giulia, Italy | Source record |
| Renyel Pinto | 1 | First positive recorded appearance: 2006 · Cupira, Miranda, Venezuela | Source record |
| Reuben Ewing | 1 | First positive recorded appearance: 1921 · Odesa, Kherson, Russia | Source record |
| Rey Navarro | 1 | First positive recorded appearance: 2015 · Caguas, P.R. | Source record |
| Rey Ordonez | 1 | First positive recorded appearance: 1996 · Havana, La Habana, Cuba | Source record |
| Rey Quinones | 1 | First positive recorded appearance: 1986 · Rio Piedras, P.R. | Source record |
| Rey Sanchez | 1 | First positive recorded appearance: 1991 · Rio Piedras, P.R. | Source record |
| Reyes Moronta | 1 | First positive recorded appearance: 2017 · Santiago, Santiago, D.R. | Source record |
| Reymin Guduan | 1 | First positive recorded appearance: 2017 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Reynaldo Garcia | 1 | First positive recorded appearance: 2002 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Reynaldo Lopez | 1 | First positive recorded appearance: 2016 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Rheal Cormier | 1 | First positive recorded appearance: 1991 · Moncton, NB, CAN | Source record |
| Rhiner Cruz | 1 | First positive recorded appearance: 2012 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Ricardo Hernández | 1 | First positive recorded appearance: 1908 · Havana, La Habana, Cuba | Source record |
| Ricardo Pinto | 1 | First positive recorded appearance: 2017 · Guacara, Carabobo, Venezuela | Source record |
| Ricardo Rincon | 1 | First positive recorded appearance: 1997 · Cuitlahuac, Veracruz, México | Source record |
| Ricardo Rodriguez | 1 | First positive recorded appearance: 2002 · Guayubin, Monte Cristi, D.R. | Source record |
| Ricardo Rodriguez | 1 | First positive recorded appearance: 2017 · Maracay, Carabobo, Venezuela | Source record |
| Ricardo Sanchez | 1 | First positive recorded appearance: 2020 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Ricardo Torres | 1 | First positive recorded appearance: 1920 · Regla, La Habana, Cuba | Source record |
| Rich Butler | 1 | First positive recorded appearance: 1997 · Toronto, ON, CAN | Source record |
| Rich Garces | 1 | First positive recorded appearance: 1990 · Maracay, Aragua, Venezuela | Source record |
| Rich Harden | 1 | First positive recorded appearance: 2003 · Victoria, BC, CAN | Source record |
| Rich Thompson | 1 | First positive recorded appearance: 2007 · Hornsby, NSW, Australia | Source record |
| Richard Hidalgo | 1 | First positive recorded appearance: 1997 · Caracas, Distrito Capital, Venezuela | Source record |
| Richard Rodriguez | 1 | First positive recorded appearance: 2017 · Santiago, Santiago, D.R. | Source record |
| Richard Urena | 1 | First positive recorded appearance: 2017 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Rick Joseph | 1 | First positive recorded appearance: 1964 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Rick Lisi | 1 | First positive recorded appearance: 1981 · Halifax, NS, CAN | Source record |
| Rick van den Hurk | 1 | First positive recorded appearance: 2007 · Eindhoven, North Brabant, Netherlands | Source record |
| Ricky Bones | 1 | First positive recorded appearance: 1991 · Salinas, P.R. | Source record |
| Ricky Ledee | 1 | First positive recorded appearance: 1998 · Ponce, P.R. | Source record |
| Ricky Otero | 1 | First positive recorded appearance: 1995 · Vega Baja, P.R. | Source record |
| Rico Carty | 1 | First positive recorded appearance: 1963 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Rico Rossy | 1 | First positive recorded appearance: 1991 · San Juan, P.R. | Source record |
| Rigo Beltran | 1 | First positive recorded appearance: 1997 · Tijuana, Baja California, México | Source record |
| Rikkert Faneyte | 1 | First positive recorded appearance: 1993 · Amsterdam, North Holland, Netherlands | Source record |
| Roansy Contreras | 1 | First positive recorded appearance: 2021 · Peralvillo, Monte Plata, D.R. | Source record |
| Rob Belloir | 1 | First positive recorded appearance: 1975 · Heidelberg, Baden-Württemberg, West Germany | Source record |
| Rob Butler | 1 | First positive recorded appearance: 1993 · East York, ON, CAN | Source record |
| Rob Ducey | 1 | First positive recorded appearance: 1987 · Toronto, ON, CAN | Source record |
| Rob Refsnyder | 1 | First positive recorded appearance: 2015 · Seoul, Seoul, South Korea | Source record |
| Rob Tejeda | 1 | First positive recorded appearance: 2005 · Bani, Peravia, D.R. | Source record |
| Rob Zastryzny | 1 | First positive recorded appearance: 2016 · Edmonton, AB, CAN | Source record |
| Robel Garcia | 1 | First positive recorded appearance: 2019 · Las Matas de Farfan, San Juan, D.R. | Source record |
| Robert Eenhoorn | 1 | First positive recorded appearance: 1994 · Rotterdam, South Holland, Netherlands | Source record |
| Robert Machado | 1 | First positive recorded appearance: 1996 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Robert Perez | 1 | First positive recorded appearance: 1994 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Robert Suarez | 1 | First positive recorded appearance: 2022 · Bolivar, Bolívar, Venezuela | Source record |
| Roberto Alomar | 1 | First positive recorded appearance: 1988 · Ponce, P.R. | Source record |
| Roberto Campos | 1 | First positive recorded appearance: 1923 · Manzanillo, Oriente, Cuba | Source record |
| Roberto Clemente | 1 | First positive recorded appearance: 1955 · Carolina, P.R. | Source record |
| Roberto Duran | 1 | First positive recorded appearance: 1997 · Moca, Espaillat, D.R. | Source record |
| Roberto Gomez | 1 | First positive recorded appearance: 2017 · Santiago, Santiago, D.R. | Source record |
| Roberto Hernandez | 1 | First positive recorded appearance: 2006 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Roberto Hernandez | 1 | First positive recorded appearance: 1991 · Santurce, P.R. | Source record |
| Roberto Kelly | 1 | First positive recorded appearance: 1987 · Panama City, Panamá, Panama | Source record |
| Roberto Mejia | 1 | First positive recorded appearance: 1993 · Hato Mayor, Hato Mayor, D.R. | Source record |
| Roberto Novoa | 1 | First positive recorded appearance: 2004 · Las Matas de Farfan, San Juan, D.R. | Source record |
| Roberto Ortiz | 1 | First positive recorded appearance: 1941 · Camagüey, Camagüey, Cuba | Source record |
| Roberto Osuna | 1 | First positive recorded appearance: 2015 · Juan Jose Rios, Sinaloa, México | Source record |
| Roberto Peña | 1 | First positive recorded appearance: 1965 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Roberto Perez | 1 | First positive recorded appearance: 2014 · Mayaguez, P.R. | Source record |
| Roberto Petagine | 1 | First positive recorded appearance: 1994 · Porlamar, Nueva Esparta, Venezuela | Source record |
| Roberto Ramirez | 1 | First positive recorded appearance: 1998 · Vega de Alatorre, Veracruz, México | Source record |
| Roberto Rivera | 1 | First positive recorded appearance: 1995 · Bayamon, P.R. | Source record |
| Roberto Rodriguez | 1 | First positive recorded appearance: 1967 · Caracas, Distrito Capital, Venezuela | Source record |
| Roberto Vargas | 1 | First positive recorded appearance: 1948 · Santurce, P.R. | Source record |
| Robin Jennings | 1 | First positive recorded appearance: 1996 · Singapore, Singapore | Source record |
| Robinson Cancel | 1 | First positive recorded appearance: 1999 · Lajas, P.R. | Source record |
| Robinson Cano | 1 | First positive recorded appearance: 2005 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Robinson Checo | 1 | First positive recorded appearance: 1997 · Santiago, Santiago, D.R. | Source record |
| Robinson Chirinos | 1 | First positive recorded appearance: 2011 · Punto Fijo, Falcón, Venezuela | Source record |
| Robinson Leyer | 1 | First positive recorded appearance: 2020 · El Seibo, El Seibo, D.R. | Source record |
| Robinson Piña | 1 | First positive recorded appearance: 2025 · San Cristobal, San Cristóbal, D.R. | Source record |
| Robinzon Diaz | 1 | First positive recorded appearance: 2008 · Monte Plata, Monte Plata, D.R. | Source record |
| Roddery Muñoz | 1 | First positive recorded appearance: 2024 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Rodolfo Castro | 1 | First positive recorded appearance: 2021 · Los Llanos, San Pedro de Macorís, D.R. | Source record |
| Rodolfo Fernández | 1 | First positive recorded appearance: 1935 · Guanabacoa, La Habana, Cuba | Source record |
| Rodrigo Lopez | 1 | First positive recorded appearance: 2000 · Tlalnepantla, México, México | Source record |
| Rodrigo Rosario | 1 | First positive recorded appearance: 2003 · La Romana, La Romana, D.R. | Source record |
| Roenis Elias | 1 | First positive recorded appearance: 2014 · Guantánamo, Guantánamo, Cuba | Source record |
| Rogelio Alonso | 1 | First positive recorded appearance: 1927 · Havana, La Habana, Cuba | Source record |
| Rogelio Alvarez | 1 | First positive recorded appearance: 1960 · Pinar del Río, Pinar del Río, Cuba | Source record |
| Rogelio Armenteros | 1 | First positive recorded appearance: 2019 · Havana, La Habana, Cuba | Source record |
| Rogelio Crespo | 1 | First positive recorded appearance: 1918 · Havana, La Habana, Cuba | Source record |
| Rogelio Linares | 1 | First positive recorded appearance: 1940 · Havana, La Habana, Cuba | Source record |
| Rogelio Martinez | 1 | First positive recorded appearance: 1950 · Cidra, Matanzas, Cuba | Source record |
| Rogelio Valdés | 1 | First positive recorded appearance: 1905 · Havana, La Habana, Cuba | Source record |
| Roger Bernadina | 1 | First positive recorded appearance: 2008 · Willemstad, Curaçao | Source record |
| Roger Cedeno | 1 | First positive recorded appearance: 1995 · Valencia, Carabobo, Venezuela | Source record |
| Roger Deago | 1 | First positive recorded appearance: 2003 · Monagrillo, Herrera, Panama | Source record |
| Roger Moret | 1 | First positive recorded appearance: 1970 · Guayama, P.R. | Source record |
| Roki Sasaki | 1 | First positive recorded appearance: 2025 · Rikuzentakata, Iwate, Japan | Source record |
| Roland Gladu | 1 | First positive recorded appearance: 1944 · Montreal, QC, CAN | Source record |
| Rolando Arrojo | 1 | First positive recorded appearance: 1998 · Santa Clara, Santa Clara, Cuba | Source record |
| Rolando Roomes | 1 | First positive recorded appearance: 1988 · Kingston, Kingston, Jamaica | Source record |
| Rolddy Muñoz | 1 | First positive recorded appearance: 2025 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Roman Colon | 1 | First positive recorded appearance: 2004 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Roman Mejias | 1 | First positive recorded appearance: 1955 · Abreus, Cienfuegos, Cuba | Source record |
| Roman Mendez | 1 | First positive recorded appearance: 2014 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Romulo Sanchez | 1 | First positive recorded appearance: 2007 · Carora, Lara, Venezuela | Source record |
| Ron Gardenhire | 1 | First positive recorded appearance: 1981 · Butzbach, Hesse, West Germany | Source record |
| Ron Law | 1 | First positive recorded appearance: 1969 · Hamilton, ON, CAN | Source record |
| Ron Piche | 1 | First positive recorded appearance: 1960 · Verdun, QC, CAN | Source record |
| Ron Taylor | 1 | First positive recorded appearance: 1962 · Toronto, ON, CAN | Source record |
| Ronald Acuña | 1 | First positive recorded appearance: 2018 · La Guaira, Vargas, Venezuela | Source record |
| Ronald Belisario | 1 | First positive recorded appearance: 2009 · Maracay, Aragua, Venezuela | Source record |
| Ronald Bolanos | 1 | First positive recorded appearance: 2019 · Santa Cruz del Norte, Mayabeque, Cuba | Source record |
| Ronald Guzman | 1 | First positive recorded appearance: 2018 · La Vega, La Vega, D.R. | Source record |
| Ronald Herrera | 1 | First positive recorded appearance: 2017 · Maracay, Aragua, Venezuela | Source record |
| Ronald Torreyes | 1 | First positive recorded appearance: 2015 · Libertador, Distrito Capital, Venezuela | Source record |
| Ronel Blanco | 1 | First positive recorded appearance: 2022 · Santiago, Santiago, D.R. | Source record |
| Ronny Cedeno | 1 | First positive recorded appearance: 2005 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Ronny Henriquez | 1 | First positive recorded appearance: 2022 · Bonao, Monseñor Nouel, D.R. | Source record |
| Ronny Mauricio | 1 | First positive recorded appearance: 2023 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Ronny Paulino | 1 | First positive recorded appearance: 2005 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Ronny Rodriguez | 1 | First positive recorded appearance: 2018 · Santiago, Santiago, D.R. | Source record |
| Ronny Simon | 1 | First positive recorded appearance: 2025 · La Romana, La Romana, D.R. | Source record |
| Rony Garcia | 1 | First positive recorded appearance: 2020 · Mao, Valverde, D.R. | Source record |
| Rosario Rodriguez | 1 | First positive recorded appearance: 1989 · Los Mochis, Sinaloa, México | Source record |
| Rosell Herrera | 1 | First positive recorded appearance: 2018 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Rosman Garcia | 1 | First positive recorded appearance: 2003 · Maracay, Aragua, Venezuela | Source record |
| Rougned Odor | 1 | First positive recorded appearance: 2014 · Maracaibo, Zulia, Venezuela | Source record |
| Rowan Wick | 1 | First positive recorded appearance: 2018 · North Vancouver, BC, CAN | Source record |
| Roy Valdes | 1 | First positive recorded appearance: 1944 · Havana, La Habana, Cuba | Source record |
| Rubby De La Rosa | 1 | First positive recorded appearance: 2011 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Rube Schauer | 1 | First positive recorded appearance: 1913 · Odesa, Kherson, Russia | Source record |
| Ruben Amaro | 1 | First positive recorded appearance: 1958 · Nuevo Laredo, Tamaulipas, México | Source record |
| Ruben Gomez | 1 | First positive recorded appearance: 1953 · Arroyo, P.R. | Source record |
| Ruben Gotay | 1 | First positive recorded appearance: 2004 · Rio Piedras, P.R. | Source record |
| Ruben Mateo | 1 | First positive recorded appearance: 1999 · San Cristobal, San Cristóbal, D.R. | Source record |
| Ruben Quevedo | 1 | First positive recorded appearance: 2000 · Valencia, Carabobo, Venezuela | Source record |
| Ruben Rivera | 1 | First positive recorded appearance: 1995 · Chorrera, Panamá Oeste, Panama | Source record |
| Ruben Rodriguez | 1 | First positive recorded appearance: 1986 · Cabrera, María Trinidad Sánchez, D.R. | Source record |
| Ruben Sierra | 1 | First positive recorded appearance: 1986 · Rio Piedras, P.R. | Source record |
| Ruben Tejada | 1 | First positive recorded appearance: 2010 · Santiago de Veraguas, Veraguas, Panama | Source record |
| Ruddy Lugo | 1 | First positive recorded appearance: 2006 · Barahona, Barahona, D.R. | Source record |
| Rudy Arias | 1 | First positive recorded appearance: 1959 · Las Villas, Cuba | Source record |
| Rudy Hernandez | 1 | First positive recorded appearance: 1960 · Santiago, Santiago, D.R. | Source record |
| Rudy Hernandez | 1 | First positive recorded appearance: 1972 · Empalme, Sonora, México | Source record |
| Rudy Pemberton | 1 | First positive recorded appearance: 1995 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Rufino Linares | 1 | First positive recorded appearance: 1981 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Rugger Ardizoia | 1 | First positive recorded appearance: 1947 · Oleggio, Piedmont, Italy | Source record |
| Runelvys Hernandez | 1 | First positive recorded appearance: 2002 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Rupe Toppin | 1 | First positive recorded appearance: 1962 · Panama City, Panamá, Panama | Source record |
| Rusney Castillo | 1 | First positive recorded appearance: 2014 · Ciego de Ávila, Ciego de Ávila, Cuba | Source record |
| Russ Ford | 1 | First positive recorded appearance: 1909 · Brandon, MB, CAN | Source record |
| Russell Martin | 1 | First positive recorded appearance: 2006 · East York, ON, CAN | Source record |
| Rusty Torres | 1 | First positive recorded appearance: 1971 · Aguadilla, P.R. | Source record |
| Ryan Braun | 1 | First positive recorded appearance: 2006 · Kitchener, ON, CAN | Source record |
| Ryan Dempster | 1 | First positive recorded appearance: 1998 · Sechelt, BC, CAN | Source record |
| Ryan Radmanovich | 1 | First positive recorded appearance: 1998 · Calgary, AB, CAN | Source record |
| Ryan Rowland-Smith | 1 | First positive recorded appearance: 2007 · Sydney, NSW, Australia | Source record |
| Rymer Liriano | 1 | First positive recorded appearance: 2014 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Rynie Wolters | 1 | First positive recorded appearance: 1871 · Schantz, Groningen, Netherlands | Source record |
| Ryota Igarashi | 1 | First positive recorded appearance: 2010 · Chiba, Chiba, Japan | Source record |
| Salome Barojas | 1 | First positive recorded appearance: 1982 · Cordoba, Veracruz, México | Source record |
| Salomon Torres | 1 | First positive recorded appearance: 1993 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Salvador Massip | 1 | First positive recorded appearance: 1925 · Havana, La Habana, Cuba | Source record |
| Salvador Perez | 1 | First positive recorded appearance: 2011 · Valencia, Carabobo, Venezuela | Source record |
| Sam Aldegheri | 1 | First positive recorded appearance: 2024 · Verona, Veneto, Italy | Source record |
| Sam Deduno | 1 | First positive recorded appearance: 2010 · La Romana, La Romana, D.R. | Source record |
| Sam Jackson | 1 | First positive recorded appearance: 1871 · Ripon, North Yorkshire, England | Source record |
| Sam LaRocque | 1 | First positive recorded appearance: 1888 · St. Mathias, QC, CAN | Source record |
| Sam Mejias | 1 | First positive recorded appearance: 1976 · Santiago, Santiago, D.R. | Source record |
| Sam Nicholl | 1 | First positive recorded appearance: 1888 · Antrim, County Antrim, Ireland | Source record |
| Sam Parrilla | 1 | First positive recorded appearance: 1970 · Santurce, P.R. | Source record |
| Sam White | 1 | First positive recorded appearance: 1919 · Kinsley, West Yorkshire, England | Source record |
| Sammy Gervacio | 1 | First positive recorded appearance: 2009 · Sabana de la Mar, Hato Mayor, D.R. | Source record |
| Sammy Sosa | 1 | First positive recorded appearance: 1989 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Samuel Basallo | 1 | First positive recorded appearance: 2025 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Sandro Fabian | 1 | First positive recorded appearance: 2024 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Sandy Alcantara | 1 | First positive recorded appearance: 2017 · Azua, Azua, D.R. | Source record |
| Sandy Alomar | 1 | First positive recorded appearance: 1964 · Salinas, P.R. | Source record |
| Sandy Alomar | 1 | First positive recorded appearance: 1988 · Salinas, P.R. | Source record |
| Sandy Amoros | 1 | First positive recorded appearance: 1952 · Matanzas, Matanzas, Cuba | Source record |
| Sandy Baez | 1 | First positive recorded appearance: 2018 · Juan Baron, San Cristóbal, D.R. | Source record |
| Sandy Consuegra | 1 | First positive recorded appearance: 1950 · Potrerillo, Holguín, Cuba | Source record |
| Sandy Leon | 1 | First positive recorded appearance: 2012 · Maracaibo, Zulia, Venezuela | Source record |
| Sandy Martinez | 1 | First positive recorded appearance: 1995 · Villa Mella, Distrito Nacional, D.R. | Source record |
| Sandy Rosario | 1 | First positive recorded appearance: 2010 · Salcedo, Hermanas Mirabal, D.R. | Source record |
| Sandy Ullrich | 1 | First positive recorded appearance: 1944 · Havana, La Habana, Cuba | Source record |
| Sandy Valdespino | 1 | First positive recorded appearance: 1965 · San Jose de las Lajas, Mayabeque, Cuba | Source record |
| Sang-Hoon Lee | 1 | First positive recorded appearance: 2000 · Seoul, Seoul, South Korea | Source record |
| Santiago Casilla | 1 | First positive recorded appearance: 2004 · San Cristobal, San Cristóbal, D.R. | Source record |
| Santiago Espinal | 1 | First positive recorded appearance: 2020 · Santiago, Santiago, D.R. | Source record |
| Santiago Guzman | 1 | First positive recorded appearance: 1969 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Santiago Perez | 1 | First positive recorded appearance: 2000 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Santiago Ramirez | 1 | First positive recorded appearance: 2006 · Bonao, Monseñor Nouel, D.R. | Source record |
| Santiago Rosario | 1 | First positive recorded appearance: 1965 · Guayanilla, P.R. | Source record |
| Santiago Salazar | 1 | First positive recorded appearance: 1945 · Cuba | Source record |
| Santo Alcala | 1 | First positive recorded appearance: 1976 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Satoru Komiyama | 1 | First positive recorded appearance: 2002 · Chiba, Chiba, Japan | Source record |
| Saul Rivera | 1 | First positive recorded appearance: 2006 · San Juan, P.R. | Source record |
| Sauryn Lao | 1 | First positive recorded appearance: 2025 · Barahona, Barahona, D.R. | Source record |
| Scott Diamond | 1 | First positive recorded appearance: 2011 · Guelph, ON, CAN | Source record |
| Scott Mathieson | 1 | First positive recorded appearance: 2006 · Vancouver, BC, CAN | Source record |
| Scott Richmond | 1 | First positive recorded appearance: 2008 · Vancouver, BC, CAN | Source record |
| Scott Thorman | 1 | First positive recorded appearance: 2006 · Cambridge, ON, CAN | Source record |
| Sean Reid-Foley | 1 | First positive recorded appearance: 2018 · Agana Heights, Guam | Source record |
| Sebastian Rivero | 1 | First positive recorded appearance: 2021 · Maracay, Aragua, Venezuela | Source record |
| Seiya Suzuki | 1 | First positive recorded appearance: 2022 · Arakawa, Tokyo, Japan | Source record |
| Sendy Rleal | 1 | First positive recorded appearance: 2006 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Seranthony Dominguez | 1 | First positive recorded appearance: 2018 · Esperanza, Valverde, D.R. | Source record |
| Sergio Alcantara | 1 | First positive recorded appearance: 2020 · Santo Domingo Este, Santo Domingo, D.R. | Source record |
| Sergio Escalona | 1 | First positive recorded appearance: 2009 · El Tocuyo, Lara, Venezuela | Source record |
| Sergio Ferrer | 1 | First positive recorded appearance: 1974 · Santurce, P.R. | Source record |
| Sergio Robles | 1 | First positive recorded appearance: 1972 · Magdalena de Kino, Sonora, México | Source record |
| Sergio Valdez | 1 | First positive recorded appearance: 1986 · Elias Pina, Elías Piña, D.R. | Source record |
| Seunghwan Oh | 1 | First positive recorded appearance: 2016 · Jeongeup, Jeonbuk State, South Korea | Source record |
| Severino Gonzalez | 1 | First positive recorded appearance: 2015 · Santiago de Veraguas, Veraguas, Panama | Source record |
| Shairon Martis | 1 | First positive recorded appearance: 2008 · Willemstad, Curaçao | Source record |
| Shane Lindsay | 1 | First positive recorded appearance: 2011 · Melbourne, VIC, Australia | Source record |
| Shawn Hill | 1 | First positive recorded appearance: 2004 · Mississauga, ON, CAN | Source record |
| Shayne Bennett | 1 | First positive recorded appearance: 1997 · Adelaide, SA, Australia | Source record |
| Sherman Obando | 1 | First positive recorded appearance: 1993 · Bocas del Toro, Bocas del Toro, Panama | Source record |
| Sherry Robertson | 1 | First positive recorded appearance: 1940 · Montreal, QC, CAN | Source record |
| Sherten Apostel | 1 | First positive recorded appearance: 2020 · Willemstad, Curaçao | Source record |
| Shigetoshi Hasegawa | 1 | First positive recorded appearance: 1997 · Kobe, Hyogo, Japan | Source record |
| Shin-Soo Choo | 1 | First positive recorded appearance: 2005 · Busan, Busan, South Korea | Source record |
| Shingo Takatsu | 1 | First positive recorded appearance: 2004 · Hiroshima, Hiroshima, Japan | Source record |
| Shinnosuke Ogasawara | 1 | First positive recorded appearance: 2025 · Fujisawa, Kanagawa, Japan | Source record |
| Shintaro Fujinami | 1 | First positive recorded appearance: 2023 · Sakai, Fukui, Japan | Source record |
| Shogo Akiyama | 1 | First positive recorded appearance: 2020 · Yokosuka, Kanagawa, Japan | Source record |
| Shohei Ohtani | 1 | First positive recorded appearance: 2018 · Oshu, Iwate, Japan | Source record |
| Shorty Dee | 1 | First positive recorded appearance: 1915 · Halifax, NS, CAN | Source record |
| Shota Imanaga | 1 | First positive recorded appearance: 2024 · Kitakyushu, Fukuoka, Japan | Source record |
| Shun Yamaguchi | 1 | First positive recorded appearance: 2020 · Nakatsu, Oita, Japan | Source record |
| Sid Monge | 1 | First positive recorded appearance: 1975 · Agua Prieta, Sonora, México | Source record |
| Sidney Ponson | 1 | First positive recorded appearance: 1998 · Noord, Noord, Aruba | Source record |
| Sijo Gómez | 1 | First positive recorded appearance: 1929 · Santiago, Santiago, D.R. | Source record |
| Sil Campusano | 1 | First positive recorded appearance: 1988 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Silvino Bracho | 1 | First positive recorded appearance: 2015 · Maracaibo, Zulia, Venezuela | Source record |
| Silvino Ruíz | 1 | First positive recorded appearance: 1928 · Guanabacoa, La Habana, Cuba | Source record |
| Silvio García | 1 | First positive recorded appearance: 1936 · Limonar, Matanzas, Cuba | Source record |
| Silvio Martinez | 1 | First positive recorded appearance: 1977 · Santiago, Santiago, D.R. | Source record |
| Sim Bullas | 1 | First positive recorded appearance: 1884 · England | Source record |
| Simon Castro | 1 | First positive recorded appearance: 2013 · San Jose de los Llanos, San Pedro de Macorís, D.R. | Source record |
| Simon Muzziotti | 1 | First positive recorded appearance: 2022 · Cumana, Sucre, Venezuela | Source record |
| Simon Pond | 1 | First positive recorded appearance: 2004 · North Vancouver, BC, CAN | Source record |
| Simón Valdés | 1 | First positive recorded appearance: 1905 · Cuba | Source record |
| Sixto Lezcano | 1 | First positive recorded appearance: 1974 · Arecibo, P.R. | Source record |
| Sixto Sanchez | 1 | First positive recorded appearance: 2020 · San Cristobal, San Cristóbal, D.R. | Source record |
| Skel Roach | 1 | First positive recorded appearance: 1899 · Danzig, Pomerania, Germany | Source record |
| Sleeper Sullivan | 1 | First positive recorded appearance: 1881 · Ireland | Source record |
| So Taguchi | 1 | First positive recorded appearance: 2002 · Nishinomiya, Hyogo, Japan | Source record |
| Socrates Brito | 1 | First positive recorded appearance: 2015 · Azua, Azua, D.R. | Source record |
| Spud Johnson | 1 | First positive recorded appearance: 1889 · CAN | Source record |
| Stan Javier | 1 | First positive recorded appearance: 1984 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Starlin Castro | 1 | First positive recorded appearance: 2010 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Starling Marte | 1 | First positive recorded appearance: 2012 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Stefan Wever | 1 | First positive recorded appearance: 1982 · Marburg, Hesse, West Germany | Source record |
| Steve Bellan | 1 | First positive recorded appearance: 1871 · Havana, La Habana, Cuba | Source record |
| Steve Chitren | 1 | First positive recorded appearance: 1990 · Tokyo, Tokyo, Japan | Source record |
| Steve Dunn | 1 | First positive recorded appearance: 1884 · London, ON, CAN | Source record |
| Steve Green | 1 | First positive recorded appearance: 2001 · Greenfield Park, QC, CAN | Source record |
| Steve Jeltz | 1 | First positive recorded appearance: 1983 · Paris, Île-de-France, France | Source record |
| Steve Kent | 1 | First positive recorded appearance: 2002 · Frankfurt, Hesse, West Germany | Source record |
| Steve Randolph | 1 | First positive recorded appearance: 2003 · Okinawa, Okinawa, Japan | Source record |
| Steve Sinclair | 1 | First positive recorded appearance: 1998 · Victoria, BC, CAN | Source record |
| Steve Torrealba | 1 | First positive recorded appearance: 2001 · Barquisimeto, Lara, Venezuela | Source record |
| Steve Wilson | 1 | First positive recorded appearance: 1988 · Victoria, BC, CAN | Source record |
| Steven Cruz | 1 | First positive recorded appearance: 2023 · Tenares, Hermanas Mirabal, D.R. | Source record |
| Steven Moya | 1 | First positive recorded appearance: 2014 · Rio Piedras, P.R. | Source record |
| Steward Berroa | 1 | First positive recorded appearance: 2024 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Stolmy Pimentel | 1 | First positive recorded appearance: 2013 · San Cristobal, San Cristóbal, D.R. | Source record |
| Stubby Clapp | 1 | First positive recorded appearance: 2001 · Windsor, ON, CAN | Source record |
| Sugar Ray Marimon | 1 | First positive recorded appearance: 2015 · Cartagena, Bolívar, Colombia | Source record |
| Sun-Woo Kim | 1 | First positive recorded appearance: 2001 · Incheon, Incheon, South Korea | Source record |
| Tadahito Iguchi | 1 | First positive recorded appearance: 2005 · Tokyo, Tokyo, Japan | Source record |
| Takahito Nomura | 1 | First positive recorded appearance: 2002 · Kochi, Kochi, Japan | Source record |
| Takashi Kashiwada | 1 | First positive recorded appearance: 1997 · Tokyo, Tokyo, Japan | Source record |
| Takashi Saito | 1 | First positive recorded appearance: 2006 · Sendai, Miyagi, Japan | Source record |
| Tatica Campos | 1 | First positive recorded appearance: 1915 · Güira de Melena, La Habana, Cuba | Source record |
| Tavo Alvarez | 1 | First positive recorded appearance: 1995 · Ciudad Obregon, Sonora, México | Source record |
| Tayler Scott | 1 | First positive recorded appearance: 2019 · Johannesburg, Gauteng, South Africa | Source record |
| Taylor Green | 1 | First positive recorded appearance: 2011 · Comox, BC, CAN | Source record |
| Tayron Guerrero | 1 | First positive recorded appearance: 2016 · Bocachica, Bolívar, Colombia | Source record |
| Ted Bowsfield | 1 | First positive recorded appearance: 1958 · Vernon, BC, CAN | Source record |
| Ted Lewis | 1 | First positive recorded appearance: 1896 · Machynileth, Powys, Wales | Source record |
| Ted Martinez | 1 | First positive recorded appearance: 1970 · Barahona, Barahona, D.R. | Source record |
| Ted Sullivan | 1 | First positive recorded appearance: 1884 · Clare, County Clare, Ireland | Source record |
| Teddy Higuera | 1 | First positive recorded appearance: 1985 · Los Mochis, Sinaloa, México | Source record |
| Teoscar Hernandez | 1 | First positive recorded appearance: 2016 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Terry Puhl | 1 | First positive recorded appearance: 1977 · Melville, SK, CAN | Source record |
| Tetelo Vargas | 1 | First positive recorded appearance: 1927 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Thairo Estrada | 1 | First positive recorded appearance: 2019 · Bejuma, Carabobo, Venezuela | Source record |
| The Only Nolan | 1 | First positive recorded appearance: 1878 · Trenton, ON, CAN | Source record |
| Thyago Vieira | 1 | First positive recorded appearance: 2017 · Sao Paulo, Sao Paulo, Brazil | Source record |
| Tilson Brito | 1 | First positive recorded appearance: 1996 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Tim Harkness | 1 | First positive recorded appearance: 1961 · Lachine, QC, CAN | Source record |
| Tim Manning | 1 | First positive recorded appearance: 1882 · Henley-on-Thames, Oxfordshire, England | Source record |
| Tim Murnane | 1 | First positive recorded appearance: 1872 · Lisvarrinane, County Tipperary, Ireland | Source record |
| Timo Perez | 1 | First positive recorded appearance: 2000 · Bani, Peravia, D.R. | Source record |
| Tip O'Neill | 1 | First positive recorded appearance: 1883 · Springfield, ON, CAN | Source record |
| Tirso Ornelas | 1 | First positive recorded appearance: 2025 · Tijuana, Baja California, México | Source record |
| Tito Fuentes | 1 | First positive recorded appearance: 1965 · Havana, La Habana, Cuba | Source record |
| Tito Navarro | 1 | First positive recorded appearance: 1993 · Rio Piedras, P.R. | Source record |
| Tobi Stoner | 1 | First positive recorded appearance: 2009 · Landstuhl, Rhineland-Palatinate, West Germany | Source record |
| Toby Hernandez | 1 | First positive recorded appearance: 1984 · Calabozo, Guárico, Venezuela | Source record |
| Tom Brown | 1 | First positive recorded appearance: 1882 · Liverpool, Merseyside, England | Source record |
| Tom Burgess | 1 | First positive recorded appearance: 1954 · London, ON, CAN | Source record |
| Tom Daly | 1 | First positive recorded appearance: 1913 · Saint John, NB, CAN | Source record |
| Tom Dowse | 1 | First positive recorded appearance: 1890 · Mohill, County Leitrim, Ireland | Source record |
| Tom Harrison | 1 | First positive recorded appearance: 1965 · Trail, BC, CAN | Source record |
| Tom Mastny | 1 | First positive recorded appearance: 2006 · Bontang, East Kalimantan, Indonesia | Source record |
| Tom McCarthy | 1 | First positive recorded appearance: 1985 · Landstuhl, Rhineland-Palatinate, West Germany | Source record |
| Tom Needham | 1 | First positive recorded appearance: 1904 · Ireland | Source record |
| Tom Silverio | 1 | First positive recorded appearance: 1970 · Santiago, Santiago, D.R. | Source record |
| Tom Smith | 1 | First positive recorded appearance: 1875 · Guelph, ON, CAN | Source record |
| Tom Waddell | 1 | First positive recorded appearance: 1984 · Dundee, Dundee, Scotland | Source record |
| Tomas de la Rosa | 1 | First positive recorded appearance: 2000 · La Victoria, Distrito Nacional, D.R. | Source record |
| Tomas Nido | 1 | First positive recorded appearance: 2017 · Guaynabo, P.R. | Source record |
| Tomas Perez | 1 | First positive recorded appearance: 1995 · Barquisimeto, Lara, Venezuela | Source record |
| Tomás Quiñones | 1 | First positive recorded appearance: 1947 · Yauco, P.R. | Source record |
| Tomas Telis | 1 | First positive recorded appearance: 2014 · El Tigre, Anzoátegui, Venezuela | Source record |
| Tommy Bond | 1 | First positive recorded appearance: 1874 · Granard, County Longford, Ireland | Source record |
| Tommy Cruz | 1 | First positive recorded appearance: 1973 · Arroyo, P.R. | Source record |
| Tommy de la Cruz | 1 | First positive recorded appearance: 1944 · Marianao, La Habana, Cuba | Source record |
| Tommy Phelps | 1 | First positive recorded appearance: 2003 · Seoul, Seoul, South Korea | Source record |
| Tomo Ohka | 1 | First positive recorded appearance: 1999 · Kyoto, Kyoto, Japan | Source record |
| Tomoyuki Sugano | 1 | First positive recorded appearance: 2025 · Kanagawa, Ishikawa, Japan | Source record |
| Tony Abreu | 1 | First positive recorded appearance: 2007 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Tony Alvarez | 1 | First positive recorded appearance: 2002 · Caracas, Distrito Capital, Venezuela | Source record |
| Tony Armas | 1 | First positive recorded appearance: 1976 · Puerto Piritu, Anzoátegui, Venezuela | Source record |
| Tony Armas | 1 | First positive recorded appearance: 1999 · Puerto Piritu, Anzoátegui, Venezuela | Source record |
| Tony Batista | 1 | First positive recorded appearance: 1996 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Tony Bernazard | 1 | First positive recorded appearance: 1979 · Caguas, P.R. | Source record |
| Tony Blanco | 1 | First positive recorded appearance: 2005 · San Juan de la Maguana, San Juan, D.R. | Source record |
| Tony Castillo | 1 | First positive recorded appearance: 1988 · Quibor, Lara, Venezuela | Source record |
| Tony Chevez | 1 | First positive recorded appearance: 1977 · Telica, León, Nicaragua | Source record |
| Tony Curry | 1 | First positive recorded appearance: 1960 · Nassau, New Providence, Bahamas | Source record |
| Tony Eusebio | 1 | First positive recorded appearance: 1991 · Los Llanos, San Pedro de Macorís, D.R. | Source record |
| Tony Fernandez | 1 | First positive recorded appearance: 1983 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Tony Fossas | 1 | First positive recorded appearance: 1988 · Havana, La Habana, Cuba | Source record |
| Tony Gonzalez | 1 | First positive recorded appearance: 1960 · Bolivia, Ciego de Ávila, Cuba | Source record |
| Tony Martinez | 1 | First positive recorded appearance: 1963 · Perico, Matanzas, Cuba | Source record |
| Tony Menendez | 1 | First positive recorded appearance: 1992 · Havana, La Habana, Cuba | Source record |
| Tony Mullane | 1 | First positive recorded appearance: 1881 · Cork, County Cork, Ireland | Source record |
| Tony Oliva | 1 | First positive recorded appearance: 1962 · Pinar del Río, Pinar del Río, Cuba | Source record |
| Tony Ordenana | 1 | First positive recorded appearance: 1943 · Guanabacoa, La Habana, Cuba | Source record |
| Tony Peña | 1 | First positive recorded appearance: 1980 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Tony Peña | 1 | First positive recorded appearance: 2006 · Santiago, Santiago, D.R. | Source record |
| Tony Peña | 1 | First positive recorded appearance: 2006 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Tony Perez | 1 | First positive recorded appearance: 1964 · Camagüey, Camagüey, Cuba | Source record |
| Tony Perezchica | 1 | First positive recorded appearance: 1988 · Mexicali, Baja California, México | Source record |
| Tony Rodriguez | 1 | First positive recorded appearance: 1996 · Rio Piedras, P.R. | Source record |
| Tony Solaita | 1 | First positive recorded appearance: 1968 · Nu'uuli, Western District, American Samoa | Source record |
| Tony Taylor | 1 | First positive recorded appearance: 1958 · Central Alava, Matanzas, Cuba | Source record |
| Tony Welzer | 1 | First positive recorded appearance: 1926 · Germany | Source record |
| Toru Murata | 1 | First positive recorded appearance: 2015 · Osaka, Osaka, Japan | Source record |
| Travis Blackley | 1 | First positive recorded appearance: 2004 · Melbourne, VIC, Australia | Source record |
| Trent Durrington | 1 | First positive recorded appearance: 1999 · Sydney, NSW, Australia | Source record |
| Trent Oeltjen | 1 | First positive recorded appearance: 2009 · Sydney, NSW, Australia | Source record |
| Tristan Peters | 1 | First positive recorded appearance: 2025 · Winkler, MB, CAN | Source record |
| Trystan Magnuson | 1 | First positive recorded appearance: 2011 · Vancouver, BC, CAN | Source record |
| Tsung-Che Cheng | 1 | First positive recorded appearance: 2025 · Jiuru, Pingtung County, Taiwan | Source record |
| Tsuyoshi Nishioka | 1 | First positive recorded appearance: 2011 · Osaka, Osaka, Japan | Source record |
| Tsuyoshi Shinjo | 1 | First positive recorded appearance: 2001 · Osaka, Osaka, Japan | Source record |
| Tsuyoshi Wada | 1 | First positive recorded appearance: 2014 · Izumo, Shimane, Japan | Source record |
| Tucupita Marcano | 1 | First positive recorded appearance: 2021 · Tucupita, Delta Amacuro, Venezuela | Source record |
| Tug Thompson | 1 | First positive recorded appearance: 1882 · London, ON, CAN | Source record |
| Ty LaForest | 1 | First positive recorded appearance: 1945 · Edmundston, NB, CAN | Source record |
| Tyler Black | 1 | First positive recorded appearance: 2024 · Toronto, ON, CAN | Source record |
| Tyler O'Neill | 1 | First positive recorded appearance: 2018 · Burnaby, BC, CAN | Source record |
| Tzu-Wei Lin | 1 | First positive recorded appearance: 2017 · Kaohsiung, Kaohsiung Citye, Taiwan | Source record |
| Ubaldo Heredia | 1 | First positive recorded appearance: 1987 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Ubaldo Jimenez | 1 | First positive recorded appearance: 2006 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Ugueth Urbina | 1 | First positive recorded appearance: 1995 · Caracas, Distrito Capital, Venezuela | Source record |
| Ule Mahoney | 1 | First positive recorded appearance: 1944 · Panama | Source record |
| Urbano Lugo | 1 | First positive recorded appearance: 1985 · Punto Fijo, Falcón, Venezuela | Source record |
| Valente Bellozo | 1 | First positive recorded appearance: 2024 · Mexicali, Baja California, México | Source record |
| Valentín Dreke | 1 | First positive recorded appearance: 1919 · Unión de Reyes, Matanzas, Cuba | Source record |
| Valerio De Los Santos | 1 | First positive recorded appearance: 1998 · Las Matas de Farfan, San Juan, D.R. | Source record |
| Valmy Thomas | 1 | First positive recorded appearance: 1957 · Santurce, P.R. | Source record |
| Ventura López | 1 | First positive recorded appearance: 1929 · Havana, La Habana, Cuba | Source record |
| Vern Handrahan | 1 | First positive recorded appearance: 1964 · Charlottetown, PE, CAN | Source record |
| Vibert Clarke | 1 | First positive recorded appearance: 1946 · Colon, Colón, Panama | Source record |
| Vic Barnett | 1 | First positive recorded appearance: 1944 · Colón, Panama | Source record |
| Vic Davalillo | 1 | First positive recorded appearance: 1963 · Cabimas, Zulia, Venezuela | Source record |
| Vic Power | 1 | First positive recorded appearance: 1954 · Arecibo, P.R. | Source record |
| Vicente Amor | 1 | First positive recorded appearance: 1955 · Havana, La Habana, Cuba | Source record |
| Vicente Campos | 1 | First positive recorded appearance: 2016 · La Guaira, Vargas, Venezuela | Source record |
| Vicente Padilla | 1 | First positive recorded appearance: 1999 · Chinandega, Chinandega, Nicaragua | Source record |
| Vicente Palacios | 1 | First positive recorded appearance: 1987 · Manlio Fabio Altamirano, Veracruz, México | Source record |
| Vicente Rodríguez | 1 | First positive recorded appearance: 1913 · Havana, La Habana, Cuba | Source record |
| Vicente Romo | 1 | First positive recorded appearance: 1968 · Santa Rosalia, Baja California Sur, México | Source record |
| Victor Alcantara | 1 | First positive recorded appearance: 2017 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Victor Alvarez | 1 | First positive recorded appearance: 2002 · Culiacan, Sinaloa, México | Source record |
| Victor Arano | 1 | First positive recorded appearance: 2017 · Cosamaloapan, Veracruz, México | Source record |
| Victor Caratini | 1 | First positive recorded appearance: 2017 · Coamo, P.R. | Source record |
| Victor Cole | 1 | First positive recorded appearance: 1992 · Leningrad, Leningrad, Soviet Union | Source record |
| Victor Cruz | 1 | First positive recorded appearance: 1978 · Rancho Viejo, La Vega, D.R. | Source record |
| Victor Diaz | 1 | First positive recorded appearance: 2004 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Victor Garate | 1 | First positive recorded appearance: 2009 · Maracay, Aragua, Venezuela | Source record |
| Victor Gonzalez | 1 | First positive recorded appearance: 2020 · Tuxpan, Nayarit, México | Source record |
| Victor Greenidge | 1 | First positive recorded appearance: 1941 · Panama City, Panamá, Panama | Source record |
| Victor Marte | 1 | First positive recorded appearance: 2009 · Puerto Plata, Puerto Plata, D.R. | Source record |
| Victor Martinez | 1 | First positive recorded appearance: 2002 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Victor Mata | 1 | First positive recorded appearance: 1984 · Santiago, Santiago, D.R. | Source record |
| Victor Mederos | 1 | First positive recorded appearance: 2023 · Santa Clara, Santa Clara, Cuba | Source record |
| Victor Mesa | 1 | First positive recorded appearance: 2025 · Havana, La Habana, Cuba | Source record |
| Victor Reyes | 1 | First positive recorded appearance: 2018 · Barcelona, Anzoátegui, Venezuela | Source record |
| Victor Robles | 1 | First positive recorded appearance: 2017 · Santo Domingo Este, Santo Domingo, D.R. | Source record |
| Victor Rosario | 1 | First positive recorded appearance: 1990 · Hato Mayor, Hato Mayor, D.R. | Source record |
| Victor Santos | 1 | First positive recorded appearance: 2001 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Victor Zambrano | 1 | First positive recorded appearance: 2001 · Los Teques, Miranda, Venezuela | Source record |
| Victoriano Sosa | 1 | First positive recorded appearance: 1948 · Cuba | Source record |
| Vidal Brujan | 1 | First positive recorded appearance: 2021 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Vidal Richardson | 1 | First positive recorded appearance: 1946 · San Juan, P.R. | Source record |
| Vimael Machin | 1 | First positive recorded appearance: 2020 · Humachao, P.R. | Source record |
| Vince Barton | 1 | First positive recorded appearance: 1931 · Edmonton, AB, CAN | Source record |
| Vince Gonzales | 1 | First positive recorded appearance: 1955 · Quivicán, Mayabeque, Cuba | Source record |
| Vince Horsman | 1 | First positive recorded appearance: 1991 · Halifax, NS, CAN | Source record |
| Vince Shields | 1 | First positive recorded appearance: 1924 · Fredericton, NB, CAN | Source record |
| Vinny Castilla | 1 | First positive recorded appearance: 1991 · Oaxaca, Oaxaca, México | Source record |
| Vladimir Guerrero | 1 | First positive recorded appearance: 1996 · Nizao, Peravia, D.R. | Source record |
| Vladimir Guerrero | 1 | First positive recorded appearance: 2019 · Montreal, QC, CAN | Source record |
| Vladimir Gutierrez | 1 | First positive recorded appearance: 2021 · Havana, La Habana, Cuba | Source record |
| Vladimir Nunez | 1 | First positive recorded appearance: 1998 · Havana, La Habana, Cuba | Source record |
| Waldis Joaquin | 1 | First positive recorded appearance: 2009 · La Vega, La Vega, D.R. | Source record |
| Walter Carlisle | 1 | First positive recorded appearance: 1908 · Yorkshire, West Yorkshire, England | Source record |
| Walter Silva | 1 | First positive recorded appearance: 2009 · Mazatlan, Sinaloa, México | Source record |
| Wander Franco | 1 | First positive recorded appearance: 2021 · Bani, Peravia, D.R. | Source record |
| Wander Suero | 1 | First positive recorded appearance: 2018 · Sabana Larga, Peravia, D.R. | Source record |
| Wandy Peralta | 1 | First positive recorded appearance: 2016 · San Francisco de Macoris, Duarte, D.R. | Source record |
| Wandy Rodriguez | 1 | First positive recorded appearance: 2005 · Santiago Rodríguez, Santiago Rodríguez, D.R. | Source record |
| Warming Bernabel | 1 | First positive recorded appearance: 2025 · Bani, Peravia, D.R. | Source record |
| Warner Madrigal | 1 | First positive recorded appearance: 2008 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Warwick Saupold | 1 | First positive recorded appearance: 2016 · Perth, WA, Australia | Source record |
| Wascar Serrano | 1 | First positive recorded appearance: 2001 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Webster Rivas | 1 | First positive recorded appearance: 2021 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Wei-Chieh Huang | 1 | First positive recorded appearance: 2019 · Taitung City, Taitung County, Taiwan | Source record |
| Wei-Chung Wang | 1 | First positive recorded appearance: 2014 · Taitung City, Taitung County, Taiwan | Source record |
| Wei-Yin Chen | 1 | First positive recorded appearance: 2012 · Kaohsiung City, Kaohsiung Citye, Taiwan | Source record |
| Welington Castillo | 1 | First positive recorded appearance: 2010 · San Isidro, Distrito Nacional, D.R. | Source record |
| Wenceel Pérez | 1 | First positive recorded appearance: 2024 · Azua, Azua, D.R. | Source record |
| Wenty Ford | 1 | First positive recorded appearance: 1973 · Nassau, New Providence, Bahamas | Source record |
| Wikelman González | 1 | First positive recorded appearance: 2025 · Maracay, Aragua, Venezuela | Source record |
| Wiki Gonzalez | 1 | First positive recorded appearance: 1999 · Aragua, Aragua, Venezuela | Source record |
| Wil Cordero | 1 | First positive recorded appearance: 1992 · Mayaguez, P.R. | Source record |
| Wil Culmer | 1 | First positive recorded appearance: 1983 · Nassau, New Providence, Bahamas | Source record |
| Wil Ledezma | 1 | First positive recorded appearance: 2003 · Valle de la Pascua, Guárico, Venezuela | Source record |
| Wil Nieves | 1 | First positive recorded appearance: 2002 · San Juan, P.R. | Source record |
| Wilfredo Boscan | 1 | First positive recorded appearance: 2016 · Maracaibo, Zulia, Venezuela | Source record |
| Wilfredo Rodriguez | 1 | First positive recorded appearance: 2001 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Wilfredo Salas | 1 | First positive recorded appearance: 1948 · Guantánamo, Oriente, Cuba | Source record |
| Wilfredo Tejada | 1 | First positive recorded appearance: 1986 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Wilfredo Tovar | 1 | First positive recorded appearance: 2013 · Santa Teresa, Miranda, Venezuela | Source record |
| Wilin Rosario | 1 | First positive recorded appearance: 2011 · Bonao, Monseñor Nouel, D.R. | Source record |
| Wilkin Castillo | 1 | First positive recorded appearance: 2008 · Bani, Peravia, D.R. | Source record |
| Wilkin Ramirez | 1 | First positive recorded appearance: 2009 · Bani, Peravia, D.R. | Source record |
| Wilkin Ruan | 1 | First positive recorded appearance: 2002 · Guaymate, La Romana, D.R. | Source record |
| Wilking Rodriguez | 1 | First positive recorded appearance: 2014 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Will Ohman | 1 | First positive recorded appearance: 2000 · Frankfurt, Hesse, West Germany | Source record |
| Willi Castro | 1 | First positive recorded appearance: 2019 · Rio Piedras, P.R. | Source record |
| William Bergolla | 1 | First positive recorded appearance: 2005 · Naguanagua, Carabobo, Venezuela | Source record |
| William Contreras | 1 | First positive recorded appearance: 2020 · Puerto Cabello, Carabobo, Venezuela | Source record |
| William Cuevas | 1 | First positive recorded appearance: 2016 · Caracas, Distrito Capital, Venezuela | Source record |
| William Suero | 1 | First positive recorded appearance: 1992 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Williams Jerez | 1 | First positive recorded appearance: 2018 · Santiago, Santiago, D.R. | Source record |
| Williams Perez | 1 | First positive recorded appearance: 2015 · Acarigua, Portuguesa, Venezuela | Source record |
| Willians Astudillo | 1 | First positive recorded appearance: 2018 · Barcelona, Anzoátegui, Venezuela | Source record |
| Willie Canate | 1 | First positive recorded appearance: 1993 · Bobures, Zulia, Venezuela | Source record |
| Willie Collazo | 1 | First positive recorded appearance: 2007 · Carolina, P.R. | Source record |
| Willie Hernandez | 1 | First positive recorded appearance: 1977 · Aguada, P.R. | Source record |
| Willie Martinez | 1 | First positive recorded appearance: 2000 · Barquisimeto, Lara, Venezuela | Source record |
| Willie Montanez | 1 | First positive recorded appearance: 1966 · Catano, P.R. | Source record |
| Willis Otanez | 1 | First positive recorded appearance: 1998 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Willis Roberts | 1 | First positive recorded appearance: 1999 · San Cristobal, San Cristóbal, D.R. | Source record |
| Willson Contreras | 1 | First positive recorded appearance: 2016 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Willy Adames | 1 | First positive recorded appearance: 2018 · Santiago, Santiago, D.R. | Source record |
| Willy Aybar | 1 | First positive recorded appearance: 2005 · Bani, Peravia, D.R. | Source record |
| Willy Garcia | 1 | First positive recorded appearance: 2017 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Willy Miranda | 1 | First positive recorded appearance: 1951 · Velasco, Holguín, Cuba | Source record |
| Willy Taveras | 1 | First positive recorded appearance: 2004 · Tenares, Hermanas Mirabal, D.R. | Source record |
| Wilmer Difo | 1 | First positive recorded appearance: 2015 · Santiago, Santiago, D.R. | Source record |
| Wilmer Flores | 1 | First positive recorded appearance: 2013 · Valencia, Carabobo, Venezuela | Source record |
| Wilmer Font | 1 | First positive recorded appearance: 2012 · La Guaira, Vargas, Venezuela | Source record |
| Wilson Alvarez | 1 | First positive recorded appearance: 1989 · Maracaibo, Zulia, Venezuela | Source record |
| Wilson Betemit | 1 | First positive recorded appearance: 2001 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Wilson Delgado | 1 | First positive recorded appearance: 1996 · San Cristobal, San Cristóbal, D.R. | Source record |
| Wilson Heredia | 1 | First positive recorded appearance: 1995 · La Romana, La Romana, D.R. | Source record |
| Wilson Ramos | 1 | First positive recorded appearance: 2010 · Valencia, Carabobo, Venezuela | Source record |
| Wilson Valdez | 1 | First positive recorded appearance: 2004 · Nizao, Peravia, D.R. | Source record |
| Wilton Guerrero | 1 | First positive recorded appearance: 1996 · Don Gregorio, Peravia, D.R. | Source record |
| Wilton Lopez | 1 | First positive recorded appearance: 2009 · Leon, León, Nicaragua | Source record |
| Wilton Veras | 1 | First positive recorded appearance: 1999 · Monte Cristi, Monte Cristi, D.R. | Source record |
| Wily Mo Peña | 1 | First positive recorded appearance: 2002 · Laguna Salada, Valverde, D.R. | Source record |
| Wily Peralta | 1 | First positive recorded appearance: 2012 · Samana, Samaná, D.R. | Source record |
| Wilyer Abreu | 1 | First positive recorded appearance: 2023 · Maracaibo, Zulia, Venezuela | Source record |
| Win Kellum | 1 | First positive recorded appearance: 1901 · Waterford, ON, CAN | Source record |
| Win Remmerswaal | 1 | First positive recorded appearance: 1979 · The Hague, South Holland, Netherlands | Source record |
| Winston Abreu | 1 | First positive recorded appearance: 2006 · Cotuí, Sánchez Ramírez, D.R. | Source record |
| Winston Llenas | 1 | First positive recorded appearance: 1968 · Santiago, Santiago, D.R. | Source record |
| Wladimir Balentien | 1 | First positive recorded appearance: 2007 · Willemstad, Curaçao | Source record |
| Wyman Andrus | 1 | First positive recorded appearance: 1885 · Orono, ON, CAN | Source record |
| Xander Bogaerts | 1 | First positive recorded appearance: 2013 · Oranjestad, Oranjestad, Aruba | Source record |
| Xavier Cedeno | 1 | First positive recorded appearance: 2011 · Guayanilla, P.R. | Source record |
| Yacksel Rios | 1 | First positive recorded appearance: 2017 · Caguas, P.R. | Source record |
| Yadiel Hernandez | 1 | First positive recorded appearance: 2020 · Matanzas, Matanzas, Cuba | Source record |
| Yadiel Rivera | 1 | First positive recorded appearance: 2015 · Caguas, P.R. | Source record |
| Yadier Molina | 1 | First positive recorded appearance: 2004 · Bayamon, P.R. | Source record |
| Yainer Diaz | 1 | First positive recorded appearance: 2022 · Azua, Azua, D.R. | Source record |
| Yairo Munoz | 1 | First positive recorded appearance: 2018 · Nagua, María Trinidad Sánchez, D.R. | Source record |
| Yamaico Navarro | 1 | First positive recorded appearance: 2010 · San Pedro de Macoris, San Pedro de Macorís, D.R. | Source record |
| Yamid Haad | 1 | First positive recorded appearance: 1999 · Cartagena, Bolívar, Colombia | Source record |
| Yamil Benitez | 1 | First positive recorded appearance: 1995 · San Juan, P.R. | Source record |
| Yan Gomes | 1 | First positive recorded appearance: 2012 · Sao Paulo, Sao Paulo, Brazil | Source record |
| Yandy Diaz | 1 | First positive recorded appearance: 2017 · Sagua La Grande, Villa Clara, Cuba | Source record |
| Yangervis Solarte | 1 | First positive recorded appearance: 2014 · Valencia, Carabobo, Venezuela | Source record |
| Yanquiel Fernández | 1 | First positive recorded appearance: 2025 · Havana, La Habana, Cuba | Source record |
| Yaramil Hiraldo | 1 | First positive recorded appearance: 2025 · Santiago, Santiago, D.R. | Source record |
| Yariel Rodríguez | 1 | First positive recorded appearance: 2024 · Camagüey, Camagüey, Cuba | Source record |
| Yasiel Puig | 1 | First positive recorded appearance: 2013 · Cienfuegos, Cienfuegos, Cuba | Source record |
| Yasmani Grandal | 1 | First positive recorded appearance: 2012 · Havana, La Habana, Cuba | Source record |
| Yasmany Tomas | 1 | First positive recorded appearance: 2015 · Havana, La Habana, Cuba | Source record |
| Yasuhiko Yabuta | 1 | First positive recorded appearance: 2008 · Osaka, Osaka, Japan | Source record |
| Yefri Perez | 1 | First positive recorded appearance: 2016 · Bani, Peravia, D.R. | Source record |
| Yefry Ramirez | 1 | First positive recorded appearance: 2018 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Yennier Cano | 1 | First positive recorded appearance: 2022 · Havana, La Habana, Cuba | Source record |
| Yennsy Diaz | 1 | First positive recorded appearance: 2019 · Azua, Azua, D.R. | Source record |
| Yermin Mercedes | 1 | First positive recorded appearance: 2020 · La Romana, La Romana, D.R. | Source record |
| Yerry De Los Santos | 1 | First positive recorded appearance: 2022 · Samana, Samaná, D.R. | Source record |
| Yerry Rodriguez | 1 | First positive recorded appearance: 2022 · Santiago, Santiago, D.R. | Source record |
| Yhency Brazoban | 1 | First positive recorded appearance: 2004 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Yhonathan Barrios | 1 | First positive recorded appearance: 2015 · Cartagena, Bolívar, Colombia | Source record |
| Yilber Díaz | 1 | First positive recorded appearance: 2024 · Guatire, Miranda, Venezuela | Source record |
| Yimi Garcia | 1 | First positive recorded appearance: 2014 · Moca, Espaillat, D.R. | Source record |
| Yip Owens | 1 | First positive recorded appearance: 1905 · Toronto, ON, CAN | Source record |
| Yoan Lopez | 1 | First positive recorded appearance: 2018 · Nueva Gerona, Isla de la Juventud, Cuba | Source record |
| Yoan Moncada | 1 | First positive recorded appearance: 2016 · Abreus, Cienfuegos, Cuba | Source record |
| Yoel Hernandez | 1 | First positive recorded appearance: 2007 · Ciudad Bolivar, Bolívar, Venezuela | Source record |
| Yoendrys Gómez | 1 | First positive recorded appearance: 2023 · Nirgua, Yaracuy, Venezuela | Source record |
| Yoenis Cespedes | 1 | First positive recorded appearance: 2012 · Campechuela, Granma, Cuba | Source record |
| Yoervis Medina | 1 | First positive recorded appearance: 2013 · Puerto Cabello, Carabobo, Venezuela | Source record |
| Yohan Flande | 1 | First positive recorded appearance: 2014 · El Seibo, El Seibo, D.R. | Source record |
| Yohan Pino | 1 | First positive recorded appearance: 2014 · Turmero, Aragua, Venezuela | Source record |
| Yohan Ramirez | 1 | First positive recorded appearance: 2020 · Villa Mella, Distrito Nacional, D.R. | Source record |
| Yohander Mendez | 1 | First positive recorded appearance: 2016 · Valencia, Carabobo, Venezuela | Source record |
| Yohanny Valera | 1 | First positive recorded appearance: 2000 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Yohel Pozo | 1 | First positive recorded appearance: 2021 · Maracaibo, Zulia, Venezuela | Source record |
| Yonathan Daza | 1 | First positive recorded appearance: 2019 · Maracay, Aragua, Venezuela | Source record |
| Yonder Alonso | 1 | First positive recorded appearance: 2010 · Havana, La Habana, Cuba | Source record |
| Yonny Chirinos | 1 | First positive recorded appearance: 2018 · Bachaquero, Zulia, Venezuela | Source record |
| Yonny Hernandez | 1 | First positive recorded appearance: 2021 · Maturin, Monagas, Venezuela | Source record |
| Yordan Alvarez | 1 | First positive recorded appearance: 2019 · Las Tunas, Las Tunas, Cuba | Source record |
| Yordano Ventura | 1 | First positive recorded appearance: 2013 · Samana, Samaná, D.R. | Source record |
| Yorkis Perez | 1 | First positive recorded appearance: 1991 · Bajos de Haina, San Cristóbal, D.R. | Source record |
| Yorman Bazardo | 1 | First positive recorded appearance: 2005 · Maracay, Aragua, Venezuela | Source record |
| Yorman Rodriguez | 1 | First positive recorded appearance: 2014 · Ocumare de la Costa, Aragua, Venezuela | Source record |
| Yorvit Torrealba | 1 | First positive recorded appearance: 2001 · Caracas, Distrito Capital, Venezuela | Source record |
| Yoshi Tsutsugo | 1 | First positive recorded appearance: 2020 · Hashimoto, Wakayama, Japan | Source record |
| Yoshihisa Hirano | 1 | First positive recorded appearance: 2018 · Uji, Kyoto, Japan | Source record |
| Yoshinobu Yamamoto | 1 | First positive recorded appearance: 2024 · Bizen, Okayama, Japan | Source record |
| Yoshinori Tateyama | 1 | First positive recorded appearance: 2011 · Osaka, Osaka, Japan | Source record |
| Yoslan Herrera | 1 | First positive recorded appearance: 2008 · Pinar del Río, Pinar del Río, Cuba | Source record |
| Yosver Zulueta | 1 | First positive recorded appearance: 2024 · Remedios, Villa Clara, Cuba | Source record |
| Yovani Gallardo | 1 | First positive recorded appearance: 2007 · La Piedad, Michoacán, México | Source record |
| Yovanny Lara | 1 | First positive recorded appearance: 2000 · San Cristobal, San Cristóbal, D.R. | Source record |
| Yu Chang | 1 | First positive recorded appearance: 2019 · Taitung City, Taitung County, Taiwan | Source record |
| Yu Darvish | 1 | First positive recorded appearance: 2012 · Osaka, Osaka, Japan | Source record |
| Yuki Matsui | 1 | First positive recorded appearance: 2024 · Yokohama, Kanagawa, Japan | Source record |
| Yuli Gurriel | 1 | First positive recorded appearance: 2016 · Sancti Spiritus, Sancti Spíritus, Cuba | Source record |
| Yunel Escobar | 1 | First positive recorded appearance: 2007 · Havana, La Habana, Cuba | Source record |
| Yunesky Maya | 1 | First positive recorded appearance: 2010 · Pinar del Río, Pinar del Río, Cuba | Source record |
| Yuniesky Betancourt | 1 | First positive recorded appearance: 2005 · Santa Clara, Santa Clara, Cuba | Source record |
| Yunior Marte | 1 | First positive recorded appearance: 2022 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Yurendell de Caster | 1 | First positive recorded appearance: 2006 · Brevengat, Curaçao | Source record |
| Yusei Kikuchi | 1 | First positive recorded appearance: 2019 · Morioka, Iwate, Japan | Source record |
| Yusmeiro Petit | 1 | First positive recorded appearance: 2006 · Maracaibo, Zulia, Venezuela | Source record |
| Yusniel Diaz | 1 | First positive recorded appearance: 2022 · Havana, La Habana, Cuba | Source record |
| Zach Pop | 1 | First positive recorded appearance: 2021 · Brampton, ON, CAN | Source record |
| Zoilo Almonte | 1 | First positive recorded appearance: 2013 · Santo Domingo, Distrito Nacional, D.R. | Source record |
| Zoilo Versalles | 1 | First positive recorded appearance: 1959 · Havana, La Habana, Cuba | Source record |