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 |
|---|---|---|---|---|---|
| Rose Magers | VVO | Olympics | 1984 | 0–1–0 1983 Caracas VOL silver | |
| Maurren Maggi | ATH | Olympics / Closing Flagbearer | 2000—2012 | 3–1–0 1999 Winnipeg ATH gold: long jump, silver: 100 m hurdles; 2007 Rio de Janeiro ATH gold: long jump; 2011 Guadalajara ATH gold: long jump | |
| Eduardo Maggiolo | WRE | Olympics | 1972 | 0–0–1 1971 Cali WRE bronze: freestyle bantamweight -57 kg | |
| Atalibio Magioni | ROW | Olympics | 1976 | 1–0–0 1971 Cali ROW gold: coxed pairs | |
| Karlha Magliocco | BOX | Olympics | 2012 | 0–0–1 2011 Guadalajara BOX bronze: flyweight -51 kg | |
| Kim Maher | SBL | Olympics | 1996 | 1–0–0 1995 Mar del Plata SOF gold | |
| Julie Mahoney | FEN | Olympics | 2000 | 0–0–1 1999 Winnipeg FEN bronze: foil | |
| Bill Mahony | SWM | Olympics | 1968—1972 | 0–2–0 1967 Winnipeg SWI silver: 4×100 m medley relay; 1971 Cali SWI silver: 4×100 m medley relay | |
| Mike Mahood | HOC | Olympics | 2000—2008 | 2–1–0 1999 Winnipeg HOK gold; 2003 Santo Domingo HOK silver; 2007 Rio de Janeiro HOK gold | |
| Luisa Maida | SHO | Olympics | 2000—2008 | 0–1–1 2007 Rio de Janeiro SHO silver: 10 m air pistol, bronze: 25 m sport pistol | |
| Jessica Maier | GRY | Olympics | 2016 | 2–1–0 2015 Toronto RGY gold: group all-around and group 5 ribbons, silver: group 6 clubs + 2 hoops | |
| Maik | HBL | Olympics | 2008—2016 | 2–1–0 2007 Rio de Janeiro HAN gold; 2011 Guadalajara HAN silver; 2015 Toronto HAN gold | |
| Fabio Mainard | RHO | Non-Medal | 1992 | 0–1–1 1987 Indianapolis RHK bronze; 1991 La Habana RHK silver | |
| Sandrine Mainville | SWM | Olympics | 2016 | 1–1–0 2015 Toronto SWI gold: 4×100 m freestyle relay, silver: 4×100 m medley relay (swam in heats only) | |
| John Mair | ATH | Olympics | 1988 | 0–0–1 1987 Indianapolis ATH bronze: 4×100 m relay | |
| Mario Maire | ROW | Olympics | 1960 | 0–1–1 1959 Chicago ROW silver: coxless fours, bronze: eights | |
| Oswaldo Mairena | BBL | Olympics | 1996 | 0–1–1 1995 Mar del Plata BSB silver; 2007 Rio de Janeiro BSB bronze | |
| Mary Mairs-Chapot | EJP | Olympics | 1964—1968 | 2–1–0 1963 São Paulo EQU gold: jumping individual and jumping team (competed as Mary Mairs); 1967 Winnipeg EQU silver: jumping team (competed as Mary Chapot) | |
| Gustavo Majauskas | WLF | Olympics | 1992—1996 | 0–3–1 1991 La Habana WLT featherweight -60 kg bronze: clean & jerk; 1995 Mar del Plata WLT featherweight -64 kg silver: clean & jerk, snatch, and total | |
| Brooke Makler | FEN | Olympics | 1976 | 1–1–0 1975 Ciudad de México FEN gold: épée team, silver: foil team | |
| Paul Makler, Sr. | FEN | Olympics | 1952 | 0–2–0 1955 Ciudad de México FEN silver: foil team and épée team | |
| Natalia Málaga | VVO | Olympics | 1980—2000 | 0–1–2 1983 Caracas VOL bronze; 1987 Indianapolis VOL silver; 1991 La Habana VOL bronze | |
| Joanne Malar | SWM | Olympics | 1992—2000 | 6–9–4 1991 La Habana SWI silver: 200 m medley, 400 m medley, 4×100 m freestyle relay, and 4×200 m freestyle relay, bronze: 200 m backstroke; 1995 Mar del Plata SWI gold: 200 m medley and 400 m medley, silver: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay, bronze: 200 m backstroke; 1999 Winnipeg SWI gold: 200 m medley, 400 m medley, and 4×200 m freestyle relay, bronze: 400 m freestyle; 2003 Santo Domingo SWI gold: 200 m medley, silver: 4×100 m freestyle relay and 4×100 m medley relay, bronze: 4×200 m freestyle relay | |
| Bob Malaythong | BDM | Olympics | 2008 | 0–1–1 2007 Rio de Janeiro BDM silver: doubles, bronze: mixed doubles | |
| Tom Malchow | SWM | Olympics | 1996—2004 | 0–1–0 1995 Mar del Plata SWI silver: 200 m butterfly | |
| Dora Maldonado | JUD | Olympics | 1996 | 0–0–1 1995 Mar del Plata JUD bronze: flyweight -45 kg | |
| Víctor Maldonado | ATH | Olympics | 1960—1968 | 0–1–0 1963 São Paulo ATH silver: 4×400 m relay | |
| Alexander Malleta | BBL | Olympics | 2008 | 1–0–1 2007 Rio de Janeiro BSB gold; 2015 Toronto BSB bronze | |
| Jordan Malloch | CSP | Olympics | 2000—2004 | 0–0–2 1999 Winnipeg CAN bronze: C2 500 m and C2 1000 m | |
| Marti Malloy | JUD | Olympics | 2012—2016 | 1–0–0 2015 Toronto JUD gold: lightweight -57 kg | |
| Maicel Malone | ATH | Olympics | 1996 | 1–0–0 1991 La Habana ATH gold: 4×400 m relay | |
| Wenceslau Malta | MPN | Olympics | 1956—1960 | 1–1–0 1959 Chicago MOP gold: individual, silver: team | |
| Mamá | BKB | Olympics | 2008 | 0–1–1 2003 Santo Domingo BAS bronze; 2007 Rio de Janeiro BAS silver | |
| Gina Mambrú | VVO | Olympics | 2012 | 0–0–1 2015 Toronto VOL bronze | |
| Roberto Mañalich | FEN | Olympics | 1948 | 0–1–1 1951 Buenos Aires FEN bronze: épée team; 1959 Chicago FEN silver: épée team | |
| Adrián Mandarano | HOC | Olympics | 1992 | 1–0–0 1991 La Habana HOK gold | |
| Manuel Mandel | ROW | Olympics | 1980—1984 | 2–0–0 1971 Cali ROW gold: coxed pairs; 1979 San Juan ROW gold: coxed pairs | |
| Bruce Mandeville | EVE | Olympics | 2000—2004 | 0–0–0 2003 Fair Hill EQU silver: Three-Day Event team (separate event) | |
| Néstor Manfredi | FBL | Olympics | 1964 | 0–1–0 1963 São Paulo FTB silver | |
| Sílvio Manfredi | WPO | Olympics | 1984 | 0–0–1 1987 Indianapolis WAP bronze | |
| Gabriel Mangabeira | SWM | Olympics | 2004—2008 | 2–2–0 2007 Rio de Janeiro SWI silver: 100 m butterfly and 4×100 m medley relay (swam in heats only); 2011 Guadalajara SWI gold: 4×100 m freestyle relay (swam in heats only) and 4×100 m medley relay | |
| Sergio Mangín | CSP | Olympics | 1996 | 0–0–3 1995 Mar del Plata CAN bronze: K1 500 m, K2 500 m, and K4 1000 m | |
| May Mangkalakiri | BDM | Olympics | 2008 | 1–0–2 2003 Santo Domingo BDM bronze: mixed doubles; 2007 Rio de Janeiro BDM gold: doubles, bronze: mixed doubles | |
| Spenser Mango | WRE | Olympics | 2008—2012 | 0–0–1 2015 Toronto WRE bronze: Greco-Roman featherweight -59 kg | |
| Itzel Manjarrez | TKW | Olympics | 2016 | 0–1–0 2015 Toronto TKW silver: flyweight -49 kg | |
| Alyssa Manley | HOC | Olympics | 2016 | 1–0–1 2015 Toronto HOK gold; 2019 Lima HOK bronze | |
| Mike Manley | ATH | Olympics | 1972 | 2–0–0 1971 Cali ATH gold: 3000 m steelpechase; 1975 Ciudad de México ATH gold: 3000 m steelpechase | |
| John Mann | WPO | Olympics | 2012—2016 | 2–0–0 2007 Rio de Janeiro WAP gold; 2015 Toronto WAP gold | |
| Ralph Mann | ATH | Olympics | 1972 | 1–1–0 1971 Cali ATH gold: 400 m hurdles; 1975 Ciudad de México ATH silver: 400 m hurdles | |
| Shelley Mann | SWM | Olympics | 1956 | 0–0–1 1955 Ciudad de México SWI bronze: 100 m butterfly | |
| Madeline Manning-Jackson | ATH | Olympics | 1968—1976 | 1–0–0 1967 Winnipeg ATH gold: 800 m (competed as Madeline Manning) | |
| Danny Manning | BKB | Olympics | 1988 | 0–1–0 1987 Indianapolis BAS silver | |
| Juan Manrique | BBL | Olympics | 1996—2000 | 2–0–0 1995 Mar del Plata BSB gold; 1999 Winnipeg BSB gold | |
| Luis Manrique | CRD | Olympics | 1976 | 0–0–1 1975 Ciudad de México CYC bronze: road time trial team | |
| Luis Mansilla | CTR | Olympics | 2012 | 0–1–0 2011 Guadalajara CYC silver: omnium | |
| Gabi Mantellato | WPO | Olympics | 2016 | 0–0–2 2011 Guadalajara WAP bronze; 2015 Toronto WAP bronze; 2019 Lima WAP bronze | |
| Joey Mantia | SSK | Olympics | 2014—2022 | 3–0–0 2003 Santo Domingo RSS gold: combined Distance and combined Sprint; 2007 Rio de Janeiro RSS gold: combined sprint | |
| Luis Mantilla | SHO | Olympics | 1948 | 0–0–1 1951 Buenos Aires SHO bronze: small-bore rifle 3 positions team | |
| Manuel Mantilla | BOX | Olympics | 2000 | 0–0–1 1999 Winnipeg BOX bronze: flyweight -51 kg | |
| Tayanne Mantovaneli | GRY | Olympics | 2004—2008 | 3–0–1 2003 Santo Domingo RGY bronze: clubs; 2007 Rio de Janeiro RGY gold: group, group ribbon, and group hoop & ball | |
| Roger Mar | SHO | Olympics | 1992—1996 | 1–0–0 1991 La Habana SHO gold: 25 m rapid-fire pistol team | |
| Joanna Maranhão | SWM | Olympics | 2004—2016 | 0–3–5 2003 Santo Domingo SWI bronze: 400 m medley; 2007 Rio de Janeiro SWI bronze: 4×200 m freestyle relay (swam in heats only); 2011 Guadalajara SWI silver: 400 m medley and 4×200 m freestyle relay, bronze: 200 m medley; 2015 Toronto SWI silver: 4×200 m freestyle relay, bronze: 200 m butterfly and 400 m medley | |
| Harlan Marbley | BOX | Olympics | 1968 | 0–0–1 1967 Winnipeg BOX bronze: flyweight -51 kg | |
| Daiene Marçal | SWM | Olympics | 2016 | 0–0–1 2007 Rio de Janeiro SWI bronze: 200 m butterfly | |
| César Marcano | CTR | Olympics | 2012—2016 | 1–2–0 2007 Rio de Janeiro CYC silver: team sprint; 2011 Guadalajara CYC gold: sprint team; 2015 Toronto CYC silver: sprint team | |
| Marcão | HBL | Olympics | 2004 | 1–2–0 1999 Winnipeg HAN silver; 2003 Santo Domingo HAN gold; 2011 Guadalajara HAN silver | |
| Marcel | BKB | Olympics | 1980—1992 | 1–1–2 1975 Ciudad de México BAS bronze; 1979 San Juan BAS bronze; 1983 Caracas silver; 1987 Indianapolis gold | |
| Marcelinho | VVO | Olympics | 2000—2008 | 1–1–0 1999 Winnipeg VOL silver; 2007 Rio de Janeiro VOL gold | |
| Marcelo | BKB | Olympics | 1980—1984 | 0–1–1 1979 San Juan BAS bronze; 1983 Caracas BAS silver | |
| Rogelio Marcelo | BOX | Olympics | 1992 | 1–0–0 1991 La Habana BOX gold: light-flyweight -48 kg | |
| Bill March | WLF | Olympics | 1964 | 1–0–0 1963 São Paulo WLT gold: middle-heavyweight -90 kg | |
| Juan Marchand | SHO | Olympics | 1976 | 0–0–1 1979 San Juan SHO bronze: 10 m air pistol team | |
| Lanni Marchant | ATH | Olympics | 2016 | 0–0–1 2015 Toronto ATH bronze: 10000 m | |
| Mario Marcheco | CSP | Olympics | 1992 | 3–3–0 1987 Indianapolis CAN silver: K2 500 m, K2 1000 m, and K4 1000 m; 1991 La Habana CAN gold: K2 1000 m, K4 500 m, and K4 1000 m | |
| Leandro Marchetti | FEN | Olympics | 1996—2000 | 0–0–2 1995 Mar del Plata FEN bronze: foil and foil team | |
| Ana Marcial | SWM | Olympics | 1968 | 0–0–1 1967 Winnipeg SWI bronze: 4×100 m freestyle relay | |
| Claude Marcil | FEN | Olympics | 1984 | 0–0–1 1983 Caracas FEN bronze: sabre team | |
| Odael Marcos | HBL | Olympics | 2000 | 1–0–0 1999 Winnipeg HAN gold | |
| Élise Marcotte | SWA | Olympics | 2008—2012 | 2–1–0 2007 Rio de Janeiro SYN silver: group; 2011 Guadalajara SYN gold: duet and group | |
| Marcus Vinícius | BKB | Olympics | 2012—2016 | 1–0–0 2007 Rio de Janeiro BAS gold | |
| Marcus Vinícius | VVO | Olympics | 1984 | 1–0–0 1983 Caracas VOL gold | |
| Pat Marcy | WRE | Olympics | 1976 | 1–0–0 1975 Ciudad de México WRE gold: Greco-Roman lightweight -68 kg | |
| Anne Marden | ROW | Olympics | 1984—1992 | 1–0–0 1983 Caracas ROW gold: double sculls | |
| José Luis Marello | CSP | Olympics | 1988—1992 | 0–1–2 1987 Indianapolis CAN bronze: K4 1000 m; 1991 La Habana CAN silver: K2 1000 m, bronze: K2 500 m | |
| Juan Luis Marén | WRE | Olympics | 1992—2004 | 4–0–0 1991 La Habana WRE gold: Greco-Roman featherweight -62 kg; 1995 Mar del Plata WRE gold: Greco-Roman featherweight -62 kg; 1999 Winnipeg WRE gold: Greco-Roman lightweight -63 kg; 2003 Santo Domingo WRE gold: Greco-Roman welterweight -66 kg | |
| Abner Mares | BOX | Olympics | 2004 | 0–1–0 2003 Santo Domingo BOX silver: bantamweight -54 kg | |
| Mechi Margalot | HOC | Olympics | 2000—2008 | 3–0–0 1999 Winnipeg HOK gold; 2003 Santo Domingo HOK gold; 2007 Rio de Janeiro HOK gold | |
| Paúl Marggraff | SHO | Olympics | 1984 | 1–0–0 1983 Caracas SHO gold: 10 m air pistol team | |
| James Margolis | FEN | Olympics | 1960 | 1–0–0 1963 São Paulo FEN gold: épée team | |
| Mari | VVO | Olympics | 2004—2008 | 1–1–0 2007 Rio de Janeiro VOL silver; 2011 Guadalajara VOL gold | |
| Carolina Mariani | JUD | Olympics / Opening Flagbearer | 1992—2000 | 0–2–1 1991 La Habana JUD bronze: half-lightweight -52 kg; 1995 Mar del Plata JUD silver: half-lightweight -52 kg; 1999 Winnipeg JUD silver: half-lightweight -52 kg | |
| Humberto Mariles | EJP/EVE | Olympics | 1948—1952 | 1–0–0 1955 Ciudad de México EQU gold: jumping team | |
| Lázaro Marín | VVO | Olympics | 1992—1996 | 0–1–1 1987 Indianapolis VOL silver; 1995 Mar del Plata VOL bronze | |
| Noémie Marin | SBL | Olympics | 2008 | 0–1–0 2007 Rio de Janeiro SOF silver | |
| Ruber Marín | CRD | Olympics | 1996—2000 | 1–0–0 1991 La Habana CYC gold: road time trial team | |
| Dênis Marinho | ROW | Olympics | 1984—1988 | 0–2–0 1983 Caracas ROW silver: coxed fours; 1987 Indianapolis ROW silver: eights | |
| Dirceu Marinho | ROW | Olympics | 1996 | 0–1–0 1995 Mar del Plata ROW silver: double sculls | |
| Héctor Marinoni | HOC | Olympics | 1968—1972 | 3–0–0 1967 Winnipeg HOK gold; 1971 Cali HOK gold; 1975 Ciudad de México HOK gold | |
| Mário Jorge | BKB | Olympics / Opening Flagbearer | 1952 | 0–0–1 1951 Buenos Aires BAS bronze | |
| Patricia Mariscal | TKW | Non-Medal | 1992 | 0–0–1 1995 Mar del Plata TKW bronze: bantamweight -51 kg | |
| Thomas Marks | WPO | Olympics | 2008 | 0–0–2 2003 Santo Domingo WAP bronze; 2007 Rio de Janeiro WAP bronze | |
| Marie-Éve Marleau | DIV | Olympics | 2008 | 2–0–0 2003 Santo Domingo DIV gold: synchronized platform; 2007 Rio de Janeiro DIV gold: synchronized platform | |
| Missy Marlowe | GAR | Olympics | 1988 | 2–0–0 1987 Indianapolis GYM gold: uneven bars and team | |
| Adriana Marmolejo | SWM | Olympics | 2000—2008 | 0–0–1 2003 Santo Domingo SWI bronze: 4×100 m medley relay | |
| Ricardo Marmolejo | SWM | Olympics | 1972—1976 | 0–1–1 1971 Cali SWI silver: 400 m medley; 1975 Ciudad de México SWI bronze: 400 m medley | |
| Barb Marois | HOC | Olympics | 1988—1996 | 0–2–1 1987 Indianapolis HOK silver; 1991 La Habana HOK bronze; 1995 Mar del Plata HOK silver | |
| Helen Maroulis | WRE | Olympics | 2016—2024 | 1–0–0 2011 Guadalajara WRE gold: freestyle lightweight -55 kg | |
| Dawn Marple | HBL | Olympics | 1996 | 1–0–0 1995 Mar del Plata HAN gold | |
| Eric Marques | FEN/MPN | Olympics / Non-starter | 1952—1968 | 1–1–0 1951 Buenos Aires MOP gold: individual, silver: team | |
| Henrique Marques | FEN | Olympics | 2016 | 0–1–0 2019 Lima FEN silver: foil team | |
| Priscila Marques | JUD | Olympics | 2000 | 0–0–2 1999 Winnipeg JUD bronze: heavyweight +78 kg; 2007 Rio de Janeiro JUD bronze: heavyweight +78 kg | |
| Wlamir Marques | BKB | Olympics / Opening Flagbearer | 1956—1968 | 0–1–2 1955 Ciudad de México BAS bronze; 1959 Chicago BAS bronze; 1963 São Paulo silver | |
| Yane Marques | MPN | Olympics / Opening Flagbearer | 2008—2016 | 2–1–0 2007 Rio de Janeiro MOP gold: individual; 2011 Guadalajara MOP silver: individual; 2015 Toronto MOP gold: individual | |
| Gabriel Márquez | FBL | Olympics | 1976 | 1–0–0 1975 Ciudad de México FTB gold | |
| Herbys Márquez | WLF | Olympics | 2008 | 0–1–1 2007 Rio de Janeiro WLT bronze: light-heavyweight -85 kg; 2011 Guadalajara WLT silver: middle-heavyweight -94 kg | |
| Iván Márquez | VVO | Olympics | 2008 | 1–0–0 2003 Santo Domingo VOL gold | |
| Marquinhos | 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 | |
| Marquinhos | HBL | Olympics | 1996 | 0–1–0 1995 Mar del Plata HAN silver | |
| Carlos Marrero | SHO | Olympics | 1952 | 0–0–1 1955 Ciudad de México SHO bronze: 25 m centre fire pistol team | |
| Ismaray Marrero | ROW | Olympics | 2004—2008 | 3–0–0 2003 Santo Domingo ROW gold: lightweight single sculls and lightweight quadruple sculls; 2007 Rio de Janeiro ROW gold: lightweight double sculls | |
| Norge Marrero | ROW | Olympics | 1964—1968 | 0–0–1 1967 Winnipeg ROW bronze: coxed fours | |
| Ann Marsh | FEN | Olympics | 1992—2000 | 2–1–0 1991 La Habana FEN gold: foil team; 1995 Mar del Plata FEN gold: foil, silver: foil team | |
| George Marsh | SHO | Olympics | 1964 | 0–1–0 1967 Winnipeg SHO silver: small-bore rifle 3 positions team | |
| Henry Marsh | ATH | Olympics | 1976—1988 | 1–1–0 1979 San Juan ATH gold: 3000 m steelpechase; 1987 Indianapolis ATH silver: 3000 m steelpechase | |
| Elicia Marshall | SWA | Olympics | 2000 | 0–1–0 1999 Winnipeg SYN silver: group | |
| Jennie Marshall | ROW | Olympics | 1988 | 0–1–0 1987 Indianapolis ROW silver: double sculls | |
| Leonel Marshall | VVO | Olympics | 1976—1980 | 2–0–0 1975 Ciudad de México VOL gold; 1979 San Juan VOL gold | |
| Leonel Marshall | VVO | Olympics | 2000 | 1–0–0 1999 Winnipeg VOL gold | |
| Steve Marshall | WRE | Olympics | 1988 | 0–0–1 1987 Indianapolis WRE bronze: Greco-Roman heavyweight -100 kg | |
| Steve Marshall | VVO | Olympics | 2016—2020 | 0–0–1 2015 Toronto VOL bronze | |
| Arnaldo Marsili | WPO | Olympics | 1968 | 0–1–0 1967 Winnipeg WAP silver | |
| Josée Marsolais | WPO | Olympics | 2000 | 1–0–0 1999 Winnipeg WAP gold | |
| Alberto Marson | BKB | Olympics | 1948 | 0–0–1 1951 Buenos Aires BAS bronze | |
| Marta | FBL | Olympics / Olympic Flagbearer | 2004—2024 | 2–0–0 2003 Santo Domingo FTB gold; 2007 Rio de Janeiro FTB gold | |
| Niverka Marte | VVO | Olympics | 2012—2024 | 1–0–1 2015 Toronto VOL bronze; 2019 Lima VOL gold | |
| Maritza Martén | ATH | Olympics | 1992—1996 | 3–0–0 1983 Caracas ATH gold: discus throw; 1987 Indianapolis ATH gold: discus throw; 1995 Mar del Plata ATH gold: discus throw | |
| Alberto Martijena | SHO | Olympics | 1956 | 0–3–0 1951 Buenos Aires SHO silver: 50 m free pistol team; 1955 Ciudad de México SHO silver: 50 m free pistol team; 1959 Chicago SHO silver: 50 m free pistol team | |
| Alfredo Martín | ROW | Olympics | 1972 | 2–0–0 1971 Cali ROW gold: coxed fours and eights | |
| Benjamin Martin | HOC | Olympics | 2016 | 0–1–0 2015 Toronto HOK silver | |
| Bob Martin | ATH | Non-starter | 1976 | 0–0–1 1975 Ciudad de México ATH bronze: 4×100 m relay | |
| Boyd Martin | EVE | Olympics | 2012—2024 | 3–0–0 2015 Toronto EQU gold: Three-Day Event team; 2019 Lima EQU gold: Three-Day Event individual and Three-Day Event team | |
| Corina Martín | CSP | Olympics | 1988 | 0–0–1 1987 Indianapolis CAN bronze: K2 500 m | |
| LaVonna Martin | ATH | Olympics | 1988—1992 | 1–0–0 1987 Indianapolis ATH gold: 100 m hurdles | |
| Osmani Martín | ROW | Olympics | 2000 | 3–4–0 1987 Indianapolis ROW silver: lightweight single sculls; 1991 La Habana ROW gold: lightweight quadruple sculls, silver: lightweight single sculls; 1995 Mar del Plata ROW gold: lightweight single sculls and lightweight quadruple sculls; 1999 Winnipeg ROW silver: lightweight single sculls and lightweight quadruple sculls | |
| Roxbert Martin | ATH | Olympics | 1996 | 0–1–0 1995 Mar del Plata ATH silver: 4×400 m relay | |
| Churandy Martina | ATH | Olympics / Opening Flagbearer / Closing Flagbearer | 2004—2020 | 1–0–0 2007 Rio de Janeiro ATH gold: 100 m (competed for the Netherlands Antilles) | |
| Laura Martinel | JUD | Olympics | 1992 | 1–1–0 1983 Caracas SAM gold: -72 kg; 1991 La Habana JUD silver: middleweight -66 kg | |
| Aldo Martínez | WRE | Olympics | 1992 | 2–0–0 1987 Indianapolis WRE gold: freestyle light-flyweight -48 kg; 1991 La Habana WRE gold: freestyle light-flyweight -48 kg | |
| Andrés Martínez | WLF | Olympics | 1968—1972 | 0–0–1 1967 Winnipeg WLT bronze: middle-heavyweight -90 kg | |
| Aymée Martínez | ATH | Olympics / Non-starter | 2008—2012 | 2–0–0 2007 Rio de Janeiro ATH gold: 4×400 m relay; 2011 Guadalajara ATH gold: 4×400 m relay | |
| Calixto Martínez | FBL | Non-starter | 1980 | 0–1–0 1979 San Juan FTB silver | |
| Diego Martínez | FBL | Olympics | 2004 | 0–0–1 2003 Santo Domingo FTB bronze | |
| Ernesto Martínez | VVO | Olympics | 1972—1980 | 3–1–0 1971 Cali VOL gold; 1975 Ciudad de México VOL gold; 1979 San Juan VOL gold; 1983 Caracas VOL silver | |
| Esteban Martínez | VBV/VVO | Olympics | 1984—2000 | 0–0–1 1983 Caracas VOL bronze | |
| Eulalia Martínez | SWM | Olympics | 1960 | 0–0–1 1959 Chicago SWI bronze: 4×100 m medley relay | |
| Florentino Martínez | WRE | Olympics | 1968—1972 | 0–1–1 1967 Winnipeg WRE bronze: freestyle flyweight -52 kg; 1971 Cali WRE silver: freestyle flyweight -52 kg | |
| Gilberto Martínez | SWM | Olympics | 1956 | 0–0–1 1955 Ciudad de México SWI bronze: 1500 m freestyle | |
| Guillermo Martínez | ATH | Olympics | 2012 | 2–0–0 2007 Rio de Janeiro ATH gold: javelin throw; 2011 Guadalajara ATH gold: javelin throw | |
| Guillermo Martínez | VVO | Olympics | 1996 | 0–0–1 1991 La Habana VOL bronze | |
| Guillermo Martínez Ginoris | WPO | Olympics | 1968—1972 | 0–1–0 1971 Cali WAP silver | |
| Guillermo Martínez Luis | WPO | Olympics | 1992 | 1–1–1 1987 Indianapolis WAP silver; 1991 La Habana WAP gold; 1995 Mar del Plata WAP bronze | |
| Heriberto Martínez | ROW | Olympics | 1968 | 0–0–1 1967 Winnipeg ROW bronze: eights | |
| Jairo Martínez | FBL | Olympics | 2000 | 0–1–0 1999 Winnipeg FTB silver | |
| Jim Martinez | WRE | Olympics | 1984 | 0–1–1 1983 Caracas WRE silver: Greco-Roman lightweight -68 kg; 1987 Indianapolis WRE bronze: Greco-Roman lightweight -68 kg | |
| Jonder Martínez | BBL | Olympics | 2004—2008 | 1–0–1 2007 Rio de Janeiro BSB gold; 2011 Guadalajara BSB bronze | |
| José Martínez | WLF | Olympics | 1972 | 1–0–1 1971 Cali WLT lightweight -67.5 kg gold: press, bronze: total | |
| Juan Martínez | ATH | Olympics | 1968—1972 | 0–1–1 1967 Winnipeg ATH bronze: 5000 m; 1971 Cali ATH silver: 10000 m | |
| Juan Martínez | ATH | Olympics | 1992 | 0–0–2 1983 Caracas ATH bronze: discus throw; 1991 La Habana ATH bronze: discus throw | |
| Juan Martínez | CSP | Olympics | 1992 | 0–2–2 1991 La Habana CAN silver: C2 500 m; 1995 Mar del Plata CAN silver: C1 1000 m, bronze: C1 500 m and C2 1000 m | |
| Julio René Martínez | ATH | Olympics / Opening Flagbearer | 1996—2004 | 0–0–1 1995 Mar del Plata ATH bronze: 20 km walk | |
| Lázaro Martínez | ATH | Olympics | 1992 | 1–2–1 1983 Caracas ATH silver: 400 m, bronze: 4×400 m relay; 1987 Indianapolis ATH silver: 4×400 m relay; 1991 La Habana ATH gold: 4×400 m relay | |
| Leonel Martínez | SHO | Olympics | 1984—2024 | 0–1–0 1983 Caracas SHO silver: trap team | |
| Leopoldo Martínez | SHO | Olympics | 1968 | 0–0–1 1967 Winnipeg SHO bronze: 50 m free pistol team | |
| Lois Maikel Martínez | ATH | Olympics | 2004—2020 | 0–0–1 2003 Santo Domingo ATH bronze: discus throw | |
| Lorenzo Martínez | VVO | Olympics | 1972—1976 | 1–0–0 1971 Cali VOL gold | |
| Lucía Martínez | SAL | Olympics | 1992—1996 | 0–0–1 1987 Indianapolis SAI bronze: Lechner | |
| Luis Martínez | SWM | Olympics | 2016—2020 | 0–1–0 2019 Lima SWI silver: 100 m butterfly | |
| Luis Martínez | JUD | Olympics / Opening Flagbearer | 1988—1992 | 1–0–0 1991 La Habana JUD gold: lightweight -56 kg | |
| Magdelín Martínez | ATH | Olympics | 2004—2008 | 0–0–1 1999 Winnipeg ATH bronze: triple jump (competed for Cuba) | |
| María Martínez | FEN | Olympics | 2008—2012 | 1–1–3 2007 Rio de Janeiro FEN gold: foil team; 2011 Guadalajara FEN bronze: foil team; 2015 Toronto FEN silver: épée team, bronze: épée; 2019 Lima FEN bronze: épée team | |
| Mario Martinez | WLF | Olympics | 1984—1992 | 3–3–3 1987 Indianapolis WLT super-heavyweight +110 kg gold: clean & jerk, snatch, and total; 1991 La Habana WLT super-heavyweight +110 kg silver: clean & jerk and total, bronze: snatch; 1995 Mar del Plata WLT super-heavyweight +108 kg silver: clean & jerk, bronze: snatch and total | |
| Maybelis Martínez | VVO | Olympics | 2004 | 0–1–0 2003 Santo Domingo VOL silver | |
| Miguel Martínez | WRE | Olympics | 2016 | 0–0–1 2015 Toronto WRE bronze: Greco-Roman welterweight -66 kg | |
| Orlando Martínez | BOX | Olympics | 1968—1976 | 1–0–0 1975 Ciudad de México BOX gold: bantamweight -54 kg | |
| Raúl Martínez | WRE | Olympics | 1992 | 2–0–0 1991 La Habana WRE gold: Greco-Roman flyweight -52 kg; 1995 Mar del Plata WRE gold: Greco-Roman flyweight -52 kg | |
| Raúl Martínez | FEN | Olympics | 1960 | 2–0–1 1955 Ciudad de México FEN gold: épée and épée team; 1963 São Paulo FEN bronze: épée team | |
| Rubert Martínez | JUD | Olympics | 2004 | 0–1–0 2003 Santo Domingo JUD silver: lightweight -73 kg | |
| Tino Martinez | BBL | Non-Medal | 1988 | 0–1–0 1987 Indianapolis BSB silver | |
| Wilfredo Martínez | ATH | Olympics | 2008 | 0–1–0 2007 Rio de Janeiro ATH silver: long jump | |
| Yamilet Martínez | BKB | Olympics | 1992—2000 | 2–1–1 1991 La Habana BAS silver; 1999 Winnipeg BAS gold; 2003 Santo Domingo BAS gold; 2007 Rio de Janeiro BAS bronze | |
| Yancarlos Martínez | ATH | Olympics | 2016—2020 | 0–0–1 2019 Lima ATH bronze: 200 m | |
| Yosbel Martínez | ROW | Olympics | 2000—2004 | 2–0–1 2003 Santo Domingo ROW gold: double sculls and quadruple sculls, bronze: eights | |
| Yuberjén Martínez | BOX | Olympics / Opening Flagbearer | 2016—2020 | 0–1–0 2019 Lima BOX silver: light-flyweight -49 kg | |
| Angel Martino | SWM | Olympics | 1992—1996 | 4–0–0 1995 Mar del Plata SWI gold: 50 m freestyle, 100 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay | |
| Juan Martino | SHO | Olympics | 1924 | 1–0–0 1951 Buenos Aires SHO gold: free rifle 3 positions team | |
| Fernando Martins | BOX | Olympics | 1976 | 0–1–0 1975 Ciudad de México BOX silver: middleweight -75 kg | |
| Ben Maruquin | HOC | Olympics | 1996 | 0–0–2 1991 La Habana HOK bronze; 1995 Mar del Plata HOK bronze | |
| Paul Maruyama | JUD | Olympics | 1964 | 0–1–0 1963 São Paulo JUD silver: middleweight -80 kg | |
| Leslie Marx | FEN | Olympics | 1996 | 2–0–0 1995 Mar del Plata FEN gold: épée and épée team | |
| Mike Marx | FEN | Olympics | 1984—1996 | 0–3–2 1979 San Juan FEN silver: foil team; 1983 Caracas FEN silver: foil team; 1987 Indianapolis FEN bronze: foil and foil team; 1995 Mar del Plata FEN silver: épée team |