Host cities:
2023 Santiago (CHI)
Note: In 2003 the Three-Day Events have been held as Pan American Eventing Championships in Fair Hill, Maryland (USA) on 22-26 October 2003.
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Fernando Abadía | PEL | Non-Medal | 1992 | 1–0–1 1995 Mar del Plata PEL gold: 36 m paleta cuero doubles, bronze: 36 m pala corta doubles | |
| Juan Aballí | CSP | Olympics | 1992 | 3–0–2 1987 Indianapolis CAN gold: C2 500 m, bronze: C2 1000 m; 1991 La Habana CAN gold: C2 500 m and C2 1000 m; 1995 Mar del Plata CAN bronze: C2 500 m | |
| María Laura Abalo | ROW | Olympics | 2012 | 2–0–2 2007 Rio de Janeiro ROW bronze: quadruple sculls; 2011 Guadalajara ROW gold: coxless pairs and quadruple sculls; 2015 Toronto ROW bronze: quadruple sculls | |
| Stephen Abas | WRE | Olympics | 2004 | 1–0–0 2003 Santo Domingo WRE gold: freestyle featherweight -55 kg | |
| Rodrigo Abasolo | ROW | Olympics | 1984 | 0–1–0 1983 Caracas ROW silver: eights | |
| Bill Abbott | SAL | Olympics | 1996—2000 | 0–1–0 1983 Caracas SAI silver: Soling | |
| Jim Abbott | BBL | Non-Medal | 1988 | 0–1–0 1987 Indianapolis BSB silver | |
| Monica Abbott | SBL | Olympics | 2008—2020 | 2–0–0 2007 Rio de Janeiro SOF gold; 2019 Lima SOF gold | |
| Nia Abdallah | TKW | Olympics | 2004 | 0–0–1 2003 Santo Domingo TKW bronze: featherweight -57 kg | |
| Aquil Abdullah | ROW | Olympics | 2004 | 0–1–0 1999 Winnipeg ROW silver: single sculls | |
| Alexandre Abeid | VVO | Olympics | 1972—1976 | 0–0–1 1971 Cali VOL bronze | |
| Brooke Abel | SWA | Olympics | 2008 | 1–0–0 2007 Rio de Janeiro SYN gold: group | |
| Jennifer Abel | DIV | Olympics | 2008—2020 | 3–2–0 2011 Guadalajara DIV silver: synchronized springboard; 2015 Toronto DIV gold: 3 m springboard, silver: synchronized springboard; 2019 Lima DIV gold: 3 m springboard and synchronized springboard | |
| Yaritza Abel | JUD | Olympics | 2012 | 1–0–0 2011 Guadalajara JUD gold: half-middleweight -63 kg | |
| José Abella | FBL | Olympics | 2016 | 0–1–0 2015 Toronto FTB silver | |
| Hugo Aberastegui | ROW | Olympics / Opening Flagbearer | 1968—1976 | 2–1–1 1967 Winnipeg ROW silver: coxed fours; 1971 Cali ROW gold: coxed fours and eights; 1975 Ciudad de México ROW bronze: eights | |
| Diana Abla | WPO | Olympics | 2016 | 0–0–2 2015 Toronto WAP bronze; 2019 Lima WAP bronze | |
| Melita Abraham | ROW | Olympics / YOG | 2014—2024 | 2–1–0 2015 Toronto ROW silver: coxless pairs; 2019 Lima ROW gold: quadruple sculls and coxless pairs | |
| Eloy Abreu | WRE | Olympics | 1976 | 1–0–0 1975 Ciudad de México WRE gold: freestyle flyweight -52 kg | |
| Glaucélio Abreu | BOX | Olympics | 2004 | 0–0–1 2007 Rio de Janeiro BOX bronze: middleweight -75 kg | |
| Paulo Abreu | WPO | Olympics | 1984 | 0–0–1 1991 La Habana WAP bronze | |
| Brian Abshire | ATH | Olympics | 1988 | 0–0–1 1987 Indianapolis ATH bronze: 3000 m steeplechase | |
| Roberto Abugattás | ATH | Olympics | 1964—1968 | 0–0–1 1967 Winnipeg ATH bronze: high jump | |
| Eusebio Acea | ROW | Olympics | 2000 | 0–0–4 1995 Mar del Plata ROW bronze: coxless fours, coxed fours, and eights; 1999 Winnipeg ROW bronze: eights | |
| Raidel Acea | ATH | Olympics | 2012 | 1–0–1 2011 Guadalajara ATH gold: 4×400 m relay, bronze: 800 m | |
| Aníbal Acevedo | BOX | Olympics | 1992 | 0–0–1 1991 La Habana BOX bronze: light-welterweight -63.5 kg | |
| Eyne Acevedo | WLF | Olympics | 1992 | 0–4–1 1991 La Habana WLT lightweight -67.5 kg silver: clean & jerk and total, bronze: snatch; 1995 Mar del Plata WLT lightweight -70 kg silver: clean & jerk and total | |
| Fernando Acevedo | ATH | Olympics | 1968—1972 | 0–0–1 1971 Cali ATH bronze: 400 m | |
| Javier Acevedo | SWM | Olympics / YOG | 2014—2024 | 0–1–0 2019 Lima SWI silver: 4×100 m medley mixed relay | |
| José Acevedo | ATH | Olympics | 2008 | 0–0–1 2011 Guadalajara ATH bronze: 4×400 m relay | |
| Nicole Acevedo | RU7 | Olympics | 2016 | 0–0–1 2019 Lima RGS bronze | |
| Daniel Aceves | WRE | Olympics | 1984 | 0–0–1 1983 Caracas WRE bronze: Greco-Roman flyweight -52 kg | |
| Karem Achach | SWA | Olympics | 2016 | 0–2–0 2015 Toronto SYN silver: duet and group | |
| Natalie Achonwa | BKB | Olympics | 2012—2024 | 1–0–0 2015 Toronto BAS gold | |
| Alberto Acosta | DIV | Olympics | 1992—1996 | 0–1–0 1995 Mar del Plata DIV silver: platform | |
| Asunción Acosta | ATH | Olympics / Non-starter | 1972—1976 | 0–0–1 1975 Ciudad de México ATH bronze: 4×400 m relay | |
| Briseida Acosta | TKW | Olympics / YOG | 2010—2020 | 1–0–0 2019 Lima TKW gold: heavyweight +67 kg | |
| Héctor Acosta | CRD/CTR | Olympics | 1960—1964 | 1–1–1 1959 Chicago CYC gold: road race team, bronze: 4000 m pursuit team; 1963 São Paulo CYC silver: 4000 m pursuit team | |
| Luz Acosta | WLF | Olympics | 2008—2012 | 0–0–2 2003 Santo Domingo WLT bronze: middleweight -63 kg; 2011 Guadalajara WLT bronze: middleweight -63 kg | |
| María José Acosta | WRE | Olympics | 2016 | 0–1–0 2015 Toronto WRE silver: Greco-Roman light-heavyweight -69 kg | |
| Mariano Acosta | ATH | Olympics | 1952 | 0–0–1 1951 Buenos Aires ATH bronze: 4×100 m relay | |
| Nahomys Acosta | JUD | YOG | 2018 | 0–0–1 2019 Lima JUD bronze: half-lightweight -52 kg | |
| Osmay Acosta | BOX | Olympics | 2008 | 1–0–0 2007 Rio de Janeiro BOX gold: heavyweight -91 kg | |
| Tanya Acosta | VVO | Olympics | 2016 | 0–0–1 2019 Lima VOL bronze | |
| Crox Acuña | SWM | Olympics | 2008—2012 | 0–0–3 2007 Rio de Janeiro SWI bronze: 4×100 m freestyle relay; 2011 Guadalajara SWI bronze: 4×100 m freestyle relay and 4×200 m freestyle relay | |
| María Teresa Adames | DIV | Olympics | 1960 | 0–0–1 1963 São Paulo DIV bronze: platform | |
| Antoine Adams | ATH | Olympics / Opening Flagbearer / Closing Flagbearer | 2012—2016 | 0–1–1 2011 Guadalajara ATH silver: 4×100 m relay; 2015 Toronto ATH bronze: 100 m | |
| Judi Adams | ARC | Olympics | 1996 | 1–0–0 1979 San Juan ARC gold: recurve team | |
| Keith Adams | WLF | Olympics | 1972 | 0–0–1 1971 Cali WLT middleweight -75 kg bronze: press | |
| Nelson Adams | BOX | Olympics | 1988 | 0–1–0 1987 Indianapolis BOX silver: light-heavyweight -81 kg | |
| Odalys Adams | ATH | Olympics | 1992 | 0–1–1 1991 La Habana ATH silver: 100 m hurdles; 1995 Mar del Plata ATH bronze: 100 m hurdles | |
| Rachael Adams | VVO | Olympics | 2016 | 1–0–0 2015 Toronto VOL gold | |
| Carolyn Adel | SWM | Olympics | 1996—2000 | 0–0–1 1999 Winnipeg SWI bronze: 400 m medley | |
| Ademir | FBL | Olympics | 1984—1988 | 1–0–0 1987 Indianapolis FTB gold | |
| Adenízia | VVO | Olympics | 2012—2016 | 0–1–0 2015 Toronto VOL silver | |
| Adevaldo | FBL | Olympics | 1964 | 1–0–0 1963 São Paulo FTB gold | |
| Adilson | BKB | Olympics | 1972—1984 | 1–1–2 1971 Cali BAS gold; 1975 Ciudad de México BAS bronze; 1979 San Juan BAS bronze; 1983 Caracas BAS silver | |
| Alan Adler | SAL | Olympics | 1984—1992 | 0–1–0 2003 Santo Domingo SAI silver: J/24 | |
| Daniel Adler | SAL | Olympics | 1984—1992 | 1–0–1 1983 Caracas SAI gold: Soling; 1987 Indianapolis SAI bronze: Soling | |
| Harry Adler | SAL | Olympics | 1964 | 0–0–1 1963 São Paulo SAI bronze: Star | |
| Hans Adlhoch | SHO | Olympics | 1976 | 0–1–0 1979 San Juan SHO silver: small-bore rifle 3 positions team | |
| Rubén Adorno | BKB | Olympics | 1964—1968 | 0–1–0 1971 Cali BAS silver | |
| Nathan Adrian | SWM | Olympics | 2008—2016 | 2–3–0 2019 Lima SWI gold: 4×100 m medley relay and 4×100 m freestyle mixed relay, silver: 50 m freestyle, 100 m freestyle, and 4×100 m freestyle relay | |
| Adriana | BKB | Olympics / Coach Oath Taker | 1992—2016 | 1–0–0 1991 La Habana BAS gold | |
| Bèto Adriana | SHO/WLF | Olympics / Opening Flagbearer | 1960—1972 | 0–0–3 1955 Ciudad de México WLT bronze: heavyweight +90 kg; 1959 Chicago WLT bronze: heavyweight +90 kg; 1963 São Paulo WLT bronze: heavyweight +90 kg | |
| Adrianinha | BKB | Olympics | 2000—2016 | 0–1–1 2003 Santo Domingo BAS bronze; 2007 Rio de Janeiro BAS silver | |
| Elisângela Adriano | ATH | Olympics | 1996—2008 | 0–1–1 2003 Santo Domingo ATH silver: shot put; 2007 Rio de Janeiro ATH bronze: discus throw | |
| Richard Adu-Bobie | ATH | Non-starter | 2004—2008 | 0–1–0 2007 Rio de Janeiro ATH silver: 4×100 m relay | |
| Brian Afanador | TTE | Olympics / YOG / Opening Flagbearer | 2014—2024 | 0–0–3 2015 Toronto TTN bronze: team; 2019 Lima TTN bronze: doubles and mixed doubles | |
| Ernesto Agard | BKB | Olympics | 1968 | 0–0–1 1967 Winnipeg BAS bronze | |
| Agberto | HBL | Olympics | 1996—2004 | 0–1–0 1995 Mar del Plata HAN silver | |
| Jorge Agostini | FEN | Olympics | 1948 | 0–0–2 1951 Buenos Aires FEN bronze: épée team and foil team | |
| Mike Agostini | ATH | Olympics / Opening Flagbearer | 1956 | 0–2–3 1955 Ciudad de México ATH silver: 100 m, bronze: 200 m; 1959 Chicago ATH silver: 100 m, bronze: 200 m and 4×100 m relay (competed for the British West Indies) | |
| Miriam D'Agostini | TEN | Olympics | 1996 | 0–0–1 1995 Mar del Plata TEN bronze: team | |
| Jesús Agramonte | HBL | Olympics | 1980 | 0–1–0 1987 Indianapolis HAN silver | |
| Renzo Agresta | FEN | Olympics | 2004—2016 | 0–0–4 2007 Rio de Janeiro FEN bronze: sabre; 2011 Guadalajara FEN bronze: foil team and sabre team; 2015 Toronto FEN bronze: sabre | |
| Raúl Aguayo | SAL | Olympics | 2008 | 0–0–1 2003 Santo Domingo SAI bronze: Sunfish | |
| Ernesto Agüero | WLF | Olympics | 1992 | 3–0–0 1991 La Habana WLT super-heavyweight +110 kg gold: clean & jerk, snatch, and total | |
| Manuel Agüero | FEN | Olympics / Non-starter | 1948—1952 | 0–2–0 1951 Buenos Aires FEN silver: sabre team; 1959 Chicago FEN silver: sabre team | |
| Tai Agüero | VVO | Olympics / Non-starter | 1996—2008 | 0–1–0 1999 Winnipeg VOL silver (competed for Cuba) | |
| José Luiz Aguiar e Ramalho | HBL | Olympics | 1992 | 0–0–1 1987 Indianapolis HAN bronze | |
| Ángel Aguiar | GAR | Olympics | 1948—1952 | 5–3–1 1951 Buenos Aires GYM gold: rings, horse vault, parallel bars team, rings team, and horse vault team, silver: team, floor team, and pommelled horse team, bronze: horizontal bar team | |
| Luis Aguiar | ROW | Olympics | 1960 | 1–0–0 1959 Chicago ROW gold: coxed pairs | |
| Mayra Aguiar | JUD | Olympics | 2008—2024 | 1–2–1 2007 Rio de Janeiro JUD silver: middleweight -70 kg; 2011 Guadalajara JUD bronze: half-heavyweight -78 kg; 2015 Toronto JUD silver: half-heavyweight -78 kg; 2019 Lima JUD gold: half-heavyweight -78 kg | |
| Claudio Águila | ROW | Olympics | 1988 | 0–0–1 1987 Indianapolis ROW bronze: coxless pairs | |
| Judith Águila | BKB | Olympics | 1992—1996 | 2–0–0 1999 Winnipeg BAS gold; 2003 Santo Domingo BAS gold | |
| Alberto Aguilar | ATH | Olympics | 2012 | 0–0–1 2011 Guadalajara ATH bronze: 4×400 m relay | |
| Enrique Aguilar | WRE | Olympics | 1996 | 0–1–0 1995 Mar del Plata WRE silver: Greco-Roman light-flyweight -48 kg | |
| Evelis Aguilar | ATH | Olympics | 2016—2024 | 0–0–1 2011 Guadalajara ATH bronze: 4×400 m relay | |
| Felipe Aguilar | GLF | Olympics | 2016 | 0–0–1 2015 Toronto GOL bronze: individual | |
| José Aguilar | BOX | Olympics | 1980 | 0–1–1 1979 San Juan BOX bronze: light-welterweight -63.5 kg; 1983 Caracas BOX silver: welterweight -67 kg | |
| Karel Aguilar | CSP | Olympics | 2004—2008 | 4–0–0 2003 Santo Domingo CAN gold: C1 500 m; 2007 Rio de Janeiro CAN gold: C2 500 m and C2 1000 m; 2011 Guadalajara CAN gold: C2 1000 m | |
| Maximiliano Aguilar | SWM/WPO | Olympics | 1968—1976 | 1–0–1 1971 Cali WAP bronze; 1975 Ciudad de México WAP gold | |
| Natasha Aguilar | SWM | Olympics | 1988 | 0–1–1 1987 Indianapolis SWI silver: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay | |
| Omar Aguilar | ATH | Olympics | 1984—1988 | 0–0–1 1987 Indianapolis ATH bronze: 5000 m | |
| Severino Aguilar | WRE | Olympics | 1968 | 0–0–1 1967 Winnipeg WRE bronze: freestyle lightweight -70 kg | |
| Wendy Aguilar | SWA | Olympics | 1996 | 0–0–2 1995 Mar del Plata SYN bronze: duet and group | |
| Jorge Aguilera | ATH | Olympics | 1992 | 2–0–0 1991 La Habana ATH gold: 4×100 m relay; 1995 Mar del Plata ATH gold: 4×100 m relay | |
| Yosvani Aguilera | BOX | Olympics | 1996—2000 | 0–0–1 2003 Santo Domingo BOX bronze: featherweight -57 kg | |
| Diego Aguirre Gómez Corta | ROW | Olympics | 2000 | 0–1–0 1999 Winnipeg ROW silver: eights | |
| Carlos Aguirre | EJP/EVE | Olympics / Non-starter | 1972—1976 | 0–1–1 1975 Ciudad de México EQU silver: jumping team; 1979 San Juan EQU bronze: jumping team | |
| Damaris Aguirre | WLF | Olympics | 2004—2008 | 0–1–0 2007 Rio de Janeiro WLT silver: heavyweight -75 kg | |
| Gabriela Aguirre | HOC | Olympics | 2016 | 1–0–0 2007 Rio de Janeiro HOK gold | |
| Jeinkler Aguirre | DIV | Olympics | 2008—2012 | 1–1–0 2011 Guadalajara DIV silver: synchronized platform; 2015 Toronto DIV gold: synchronized platform | |
| Jorge Aguirre | JUD | Olympics | 1992 | 0–0–1 1991 La Habana JUD bronze: half-heavyweight -95 kg | |
| Marcelo Aguirre | TTE | Olympics | 2008—2016 | 0–1–0 2015 Toronto TTN silver: team | |
| Pedro Aguirre | PEL | Non-Medal | 1992 | 0–1–1 1995 Mar del Plata PEL silver: 36 m pala corta doubles, bronze: 36 m paleta cuero doubles | |
| Gabriela Agúndez | DIV | Olympics / YOG | 2018—2024 | 0–1–0 2019 Lima DIV silver: synchronized platform | |
| Moh Ahmed | ATH | Olympics | 2012—2024 | 1–0–0 2015 Toronto ATH gold: 10000 m | |
| Marlene Ahrens | ATH | Olympics / Opening Flagbearer | 1956—1960 | 2–0–0 1959 Chicago ATH gold: javelin throw; 1963 São Paulo ATH gold: javelin throw | |
| Nicole Ahsinger | GTR | Olympics / YOG | 2014—2020 | 0–1–0 2019 Lima TMP silver: individual | |
| René Ahumada | ATH | Olympics | 1956 | 0–0–1 1955 Ciudad de México ATH bronze: 4×100 m relay | |
| Michelle-Lee Ahye | ATH | Olympics / Opening Flagbearer | 2012—2024 | 0–1–0 2019 Lima ATH silver: 100 m | |
| Magdalena Aicega | HOC | Olympics / Olympic Flagbearer | 1996—2018 | 4–0–0 1995 Mar del Plata HOK gold; 1999 Winnipeg HOK gold; 2003 Santo Domingo HOK gold; 2007 Rio de Janeiro HOK gold | |
| Juan Ángel Aichino | ROW | Olympics | 1948 | 1–0–0 1951 Buenos Aires ROW gold: coxless fours | |
| Mauro Airez | FBL | Olympics | 1988 | 0–0–1 1987 Indianapolis FTB bronze | |
| Omar Ajete | BBL | Olympics | 1992—2000 | 3–0–0 1987 Indianapolis BSB gold; 1991 La Habana BSB gold; 1995 Mar del Plata BSB gold | |
| Morolake Akinosun | ATH | Olympics | 2016 | 1–0–0 2015 Toronto ATH gold: 4×100 m relay | |
| Foluke Akinradewo | VVO | Olympics | 2012—2020 | 0–0–1 2007 Rio de Janeiro VOL bronze | |
| Monica Aksamit | FEN | Olympics | 2016 | 1–0–0 2019 Lima FEN gold: sabre team | |
| Ohenewa Akuffo | WRE | Olympics | 2008 | 0–2–0 2003 Santo Domingo WRE silver: freestyle heavyweight -72 kg; 2007 Rio de Janeiro WRE silver: freestyle heavyweight -72 kg | |
| Ernesto Alaís | SHO | Olympics | 1984 | 0–0–1 1987 Indianapolis SHO bronze: 50 m free pistol team | |
| Mauro Alanís | WLF | Olympics | 1960—1968 | 0–0–1 1959 Chicago WLT bronze: featherweight -60 kg | |
| Raúl Alanís | WPO | Olympics | 1972 | 0–0–1 1971 Cali WAP bronze | |
| Rafael Alba | TKW | Olympics | 2016—2024 | 1–1–0 2015 Toronto TKW gold: heavyweight +80 kg; 2019 Lima TKW silver: heavyweight +80 kg | |
| Matías Albarracín | EJP | Olympics | 2016—2020 | 0–1–0 2015 Toronto EQU silver: jumping team | |
| Miguel Albarracín | JUD | Olympics | 2004—2008 | 1–0–1 2003 Santo Domingo JUD bronze: extra-lightweight -60 kg; 2007 Rio de Janeiro JUD gold: extra-lightweight -60 kg | |
| Enrique Alberdi | Administrator | 1952—1959 | 1–0–0 1951 Buenos Aires POL gold | ||
| Carlos Albert | FBL | Olympics | 1964 | 1–0–0 1967 Winnipeg FTB gold | |
| Rick Albert | HOC | Olympics | 1988 | 1–0–0 1987 Indianapolis HOK gold | |
| Agustina Albertario | HOC | Olympics / YOG | 2010—2024 | 1–1–0 2015 Toronto HOK silver; 2019 Lima HOK gold | |
| Alberto Leguelé | FBL | Olympics | 1976 | 1–0–0 1975 Ciudad de México FTB gold | |
| Emiliano Albín | FBL | Olympics | 2012 | 0–0–1 2011 Guadalajara FTB bronze | |
| Luis Albornoz | SHO | Olympics | 1960 | 0–2–2 1951 Buenos Aires SHO silver: army rifle 3 positions team and army rifle standing team, bronze: small-bore rifle 3 positions team, 1959 Chicago SHO bronze: free rifle 3 positions team | |
| Samuel Albrecht | SAL | Olympics | 2008—2020 | 0–0–1 2019 Lima SAI bronze: Nacra 17 | |
| Dave Albritton | ATH | Olympics | 1936 | 1–0–0 1937 Dallas ATH gold: high jump | |
| João Albuquerque e Souza | FEN | Olympics | 2008 | 0–0–1 2007 Rio de Janeiro FEN bronze: foil | |
| Eddy Alburez | FBL | Non-starter | 1988 | 0–0–1 1983 Caracas FTB bronze | |
| Kenneth Albury | SAL | Olympics | 1952—1968 | 1–0–0 1959 Chicago SAI gold: Finn | |
| Gerardo Alcalá | ATH | Olympics | 1984 | 0–1–0 1983 Caracas ATH silver: 5000 m | |
| María José Alcalá | DIV | Olympics / Administrator | 1988—2021 | 0–0–1 1999 Winnipeg DIV bronze: platform | |
| Agustín Alcántara | CRD/CTR | Olympics | 1968—1972 | 0–2–0 1967 Winnipeg CYC silver: 4000 m pursuit team and road time trial team | |
| Arnold Alcolea | CRD | Olympics | 2012 | 0–0–1 2011 Guadalajara CYC bronze: road race | |
| Andrés Aldama | BOX | Olympics | 1976—1980 | 1–0–0 1979 San Juan BOX gold: welterweight -67 kg | |
| Nancy Aldama | GAR | Olympics | 1968 | 0–1–2 1963 São Paulo GYM bronze: team; 1967 Winnipeg GYM bronze: team; 1971 Cali GYM silver: team | |
| Yamilé Aldama | ATH | Olympics / Non-starter | 1996—2012 | 1–0–0 1999 Winnipeg ATH gold: triple jump (competed for Cuba) | |
| Erin Aldrich | ATH | Olympics | 2000 | 0–0–1 2003 Santo Domingo VOL bronze | |
| Peter Aldridge | CRD/CTR | Olympics | 1980—1988 | 0–0–1 1983 Caracas CYC bronze: points race | |
| Jannet Alegría | TKW | Olympics | 2012 | 0–0–1 2011 Guadalajara TKW bronze: flyweight -49 kg | |
| Daniela Aleixo | GRY | Olympics | 2008 | 2–0–0 2007 Rio de Janeiro RGY gold: group and group hoop & ball | |
| Eliana Aleixo | VVO | Olympics | 1980 | 0–0–1 1979 San Juan VOL bronze | |
| Juan Manuel Alejándrez | FBL | Olympics | 1968 | 1–0–0 1967 Winnipeg FTB gold | |
| Blanca Alejo | TTE | Olympics | 1988—1996 | 0–0–1 1983 Caracas TTN bronze: team | |
| Rosana de Aleluia | HBL | Olympics | 2000 | 1–0–1 1995 Mar del Plata HAN bronze; 1999 Winnipeg HAN gold | |
| Octavio Alesi | SWM | Olympics | 2008—2012 | 0–1–2 2003 Santo Domingo SWI silver: 4×100 m freestyle relay; 2007 Rio de Janeiro SWI bronze: 4×100 m freestyle relay; 2011 Guadalajara SWI bronze: 4×100 m freestyle relay | |
| Alessandra | BKB | Olympics | 1996—2004 | 0–0–1 2003 Santo Domingo BAS bronze | |
| Ana Alexander | ATH | Olympics | 1976 | 1–1–0 1975 Ciudad de México ATH gold: long jump; 1979 San Juan ATH silver: long jump | |
| Gary Alexander | WRE | Olympics | 1976 | 0–1–0 1975 Ciudad de México WRE silver: Greco-Roman featherweight -62 kg | |
| Kineke Alexander | ATH | Olympics / Opening Flagbearer / Closing Flagbearer | 2008—2016 | 0–0–1 2015 Toronto ATH bronze: 400 m | |
| Lisa Alexander | SWA | Olympics | 1996 | 0–3–0 1987 Indianapolis SYN silver: group; 1995 Mar del Plata SYN silver: duet and group | |
| Nico Alexander | ATH | Olympics | 2000—2004 | 0–1–0 2003 Santo Domingo ATH silver: 4×100 m relay | |
| Marcelo Alexandre | CTR | Olympics | 1984—1988 | 0–2–0 1983 Caracas CYC silver: 4000 m pursuit team (raced in heats only) and 1000 m track time trial | |
| Clara Alfonso | FEN | Olympics | 1980 | 2–0–1 1979 San Juan FEN gold: foil team; 1983 Caracas FEN gold: foil team, bronze: foil | |
| Dámaso Alfonso | ATH | Olympics | 1976 | 0–1–1 1975 Ciudad de México ATH silver: 4×400 m relay, bronze: 400 m hurdles | |
| Juan Alfonso | ROW | Olympics | 1980 | 1–0–1 1979 San Juan ROW gold: coxed fours, bronze: eights | |
| Maura Alfonso | VVO | Olympics | 1980 | 1–0–0 1979 San Juan VOL gold | |
| Robert Alfonso | BOX | Olympics | 2008 | 1–0–0 2007 Rio de Janeiro BOX gold: super-heavyweight +91 kg | |
| Algodão | BKB | Olympics | 1948—1960 | 0–0–3 1951 Buenos Aires BAS bronze; 1955 Ciudad de México BAS bronze; 1959 Chicago BAS bronze | |
| Yuruby Alicart | SBL | Olympics | 2008 | 0–1–0 2007 Rio de Janeiro SOF silver | |
| Pablo Alicea | BKB | Olympics | 1996 | 1–0–0 1991 La Habana BAS gold | |
| Caroll-Ann Alie | SAL | Olympics | 1992—2000 | 1–2–0 1987 Indianapolis SAI silver: Lechner; 1995 Mar del Plata SAI gold: Mistral; 1999 Winnipeg SAI silver: Mistral | |
| Aline | FBL | Olympics | 2004—2012 | 1–0–0 2007 Rio de Janeiro FTB gold | |
| Aline | HBL | Olympics | 2004—2008 | 1–0–0 2007 Rio de Janeiro HAN gold | |
| Anita Allen | MPN | Olympics | 2004 | 1–0–0 2003 Santo Domingo MOP gold: individual | |
| Bill Allen | SAL | Olympics | 1972 | 1–0–0 1975 Ciudad de México SAI gold: Finn | |
| Fritz Allen | SHO | Olympics | 1992 | 2–0–0 1991 La Habana SHO gold: 10 m air rifle running target (men) and 10 m air rifle running target team (men) | |
| Liliana Allen | ATH | Olympics | 1992—2004 | 3–4–1 1987 Indianapolis ATH silver: 4×100 m relay (competed for Cuba); 1991 La Habana ATH gold: 100 m and 200 m, silver: 4×100 m relay (competed for Cuba); 1995 Mar del Plata ATH gold: 200 m, silver: 100 m and 4×100 m relay (competed for Cuba); 2003 Santo Domingo ATH bronze: 100 m (competed for Mexico) | |
| Diego Allende | RHO | Non-Medal | 1992 | 3–0–0 1987 Indianapolis RHK gold; 1991 La Habana RHK gold; 1995 Mar del Plata RHK gold | |
| Dawn Allinger | HBL | Olympics | 1996 | 1–0–0 1995 Mar del Plata HAN gold | |
| Yari Allnutt | FBL | Olympics | 1992 | 1–0–0 1991 La Habana FTB gold | |
| Diego Allona | HOC | Olympics | 1992 | 1–0–0 1991 La Habana HOK gold | |
| Rosie Allwood | ATH | Olympics | 1972—1980 | 0–1–0 1979 San Juan ATH silver: 4×100 m relay | |
| Bradley Ally | SWM | Olympics / Opening Flagbearer | 2004—2012 | 0–0–1 2007 Rio de Janeiro SWI bronze: 200 m medley | |
| Antonio Almada | FEN/MPN | Olympics | 1952—1960 | 1–0–2 1955 Ciudad de México MOP gold: team; 1959 Chicago MOP bronze: team; 1963 São Paulo MOP bronze: team | |
| Mario Almada | HOC | Olympics | 2000—2004 | 1–1–0 2003 Santo Domingo HOK gold; 2007 Rio de Janeiro HOK silver | |
| Rose Almanza | ATH | Olympics | 2012—2024 | 0–1–0 2019 Lima ATH silver: 800 m | |
| Abel Almaraz | BOX | Olympics | 1964 | 1–0–0 1963 São Paulo BOX gold: bantamweight -54 kg | |
| Artemus de Almeida | EVE | Olympics | 1996 | 0–1–0 1999 Winnipeg EQU silver: Three-Day Event team | |
| Brandonn Almeida | SWM | Olympics | 2016 | 1–0–2 2015 Toronto SWI gold: 400 m medley, bronze: 1500 m freestyle; 2019 Lima SWI bronze: 400 m medley | |
| César Almeida | HBL | Olympics | 2016 | 1–0–1 2015 Toronto HAN gold; 2019 Lima HAN bronze | |
| Hilton de Almeida | WPO | Olympics | 1960 | 0–0–2 1955 Ciudad de México WAP bronze; 1959 Chicago WAP bronze | |
| Júlio Almeida | SHO | Olympics | 2008—2016 | 1–3–3 1995 Mar del Plata SHO silver: 25 m centre fire pistol and 25 m centre fire pistol team; 2007 Rio de Janeiro SHO silver: 10 m air pistol; 2011 Guadalajara SHO bronze: 50 m free pistol and 10 m air pistol; 2015 Toronto SHO gold: 50 m free pistol; 2019 Lima SHO bronze: 10 m air pistol | |
| Luiz de Almeida | WLF | Olympics | 1968—1972 | 0–0–2 1967 Winnipeg WLT bronze: middleweight -75 kg; 1971 Cali WLT light-heavyweight -82.5 kg bronze: clean & jerk | |
| Luiza Almeida | EDR | Olympics | 2008—2016 | 0–0–1 2007 Rio de Janeiro EQU bronze: dressage team | |
| Marcus D’Almeida | ARC | Olympics / YOG / Opening Flagbearer | 2014—2024 | 0–1–1 2015 Toronto ARC bronze: recurve team; 2019 Lima ARC silver: recurve individual | |
| Pedro Almeida | EDR | Olympics | 2016 | 0–0–1 2019 Lima EQU bronze: dressage team | |
| Eugenio Almenteros | WPO | Olympics | 1972—1976 | 0–1–1 1971 Cali WAP silver; 1975 Ciudad de México WAP bronze | |
| Almir | BKB | Olympics | 1952 | 0–0–2 1951 Buenos Aires BAS bronze; 1955 Ciudad de México BAS bronze | |
| Maria Laura Almirão | ATH | Olympics | 2004—2008 | 0–0–1 2003 Santo Domingo ATH bronze: 4×400 m relay | |
| Óscar Almirón | ROW | Olympics | 1948—1952 | 1–0–0 1951 Buenos Aires ROW gold: coxless pairs |