Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Milán Matos | ATH | Olympics | 1972—1976 | 0–2–0 1974 Santo Domingo ATH silver: long jump; 1978 Medellín ATH silver: long jump | |
| Pedro Matrona | FBL | Olympics | 1952 | 1–0–0 1950 Ciudad de Guatemala FTB gold | |
| Antonio Maurer | EJP | Olympics | 2000 | 0–1–0 2010 Mayagüez EQU silver: jumping team | |
| Carolina Mauri | SWM | Olympics | 1988 | 2–0–1 1986 Santiago de los Caballeros SWI gold: 4×100 m freestyle relay and 4×100 m medley relay; 1990 Ciudad de México SWI bronze: 4×100 m freestyle relay | |
| Cándido Maya | FEN | Olympics | 2000—2004 | 2–0–0 1993 Ponce FEN gold: sabre team; 1998 Maracaibo FEN gold: sabre team | |
| Margarita Mayeta | VVO | Olympics | 1972 | 0–1–0 1970 Panamá VOL silver | |
| Gilmar Mayo | ATH | Olympics | 1996—2000 | 1–1–1 1998 Maracaibo ATH silver: high jump; 2002 San Salvador ATH bronze: high jump; 2006 Cartagena de Indias ATH gold: high jump | |
| Rubén Maza | ATH | Olympics | 1996 | 0–0–1 1998 Maracaibo ATH bronze: marathon | |
| Carlos Mazo | SHO | Olympics | 1984 | 0–2–0 1978 Medellín SHO silver: skeet team; 1986 Santiago de los Caballeros SHO silver: skeet team | |
| Raúl Mazorra | ATH | Olympics | 1948—1952 | 1–1–1 1950 Ciudad de Guatemala ATH gold: 4×100 m relay; 1954 Ciudad de México ATH silver: 4×100 m relay, bronze: 100 m | |
| Bill McCadney | BKB | Olympics | 1964—1968 | 2–0–0 1962 Kingston BAS gold; 1966 San Juan BAS gold | |
| Mike McCallum | BOX | Olympics | 1976 | 1–1–0 1974 Santo Domingo BOX silver: welterweight -67 kg; 1978 Medellín BOX gold: welterweight -67 kg | |
| Beverly McDonald | ATH | Olympics | 1996—2004 | 1–1–0 1998 Maracaibo ATH gold: 200 m, silver: 100 m | |
| Michael McDonald | ATH | Olympics | 1996—2000 | 0–2–0 1998 Maracaibo ATH silver: 4×400 m relay; 2002 San Salvador ATH silver: 4×400 m relay | |
| Linda McEachrane | SWM | Olympics | 2004 | 0–0–1 2002 San Salvador SWI bronze: 50 m freestyle | |
| Danny McFarlane | ATH | Olympics | 2000—2008 | 0–0–1 1993 Ponce ATH bronze: 4×400 m relay | |
| Herbert McGregor | ATH | Olympics | 2008 | 0–0–1 2006 Cartagena de Indias ATH bronze: 4×100 m relay | |
| Herb McKenley | ATH | Olympics | 1948—1952 | 3–4–1 1946 Barranquilla ATH gold: 4×400 m relay, silver: 100 m and 400 m, bronze: 200 m; 1950 Ciudad de Guatemala ATH gold: 200 m and 400 m, silver: 100 m and 4×100 m relay | |
| Joel Mckenzie | WLF | Olympics | 2000 | 2–1–0 2006 Cartagena de Indias WLT heavyweight -105 kg gold: total and snatch, silver: clean & jerk | |
| Sharntelle McLean | SWM | Olympics | 2004—2008 | 0–1–1 2006 Cartagena de Indias SWI silver: 50 m butterfly, bronze: 50 m freestyle | |
| David McLeod | SWM | YOG | 2014 | 0–0–2 2018 Barranquilla SWI bronze: 50 m backstroke and 4×100 m freestyle relay | |
| Nancy McLeón | ATH | Olympics | 1992 | 2–0–2 1990 Ciudad de México ATH gold: 4×400 m relay, bronze: 400 m; 1993 Ponce ATH gold: 4×400 m relay, bronze: 400 m | |
| Pablo McNeil | ATH | Olympics | 1964—1968 | 1–0–1 1962 Kingston ATH bronze: 4×100 m relay; 1966 San Juan ATH gold: 4×100 m relay | |
| Modesto Mederos | ATH | Olympics | 1968 | 0–0–1 1970 Panamá ATH bronze: shot put | |
| Ariadna Medina | SWA | Olympics | 1996 | 1–0–0 1993 Ponce SYN gold: group free | |
| Gabriela Medina | ATH | Olympics | 2008 | 2–1–3 2002 San Salvador ATH gold: 4×400 m relay, bronze: 800 m; 2006 Cartagena de Indias ATH gold: 4×400 m relay, bronze: 800 m; 2014 Veracruz ATH silver: 4×400 m relay, bronze: 800 m | |
| Iizzwa Medina | TTE | Olympics / Opening Flagbearer | 2004 | 0–1–3 1998 Maracaibo TTN silver: singles; 2006 Cartagena de Indias TTN bronze: singles and doubles; 2010 Mayagüez TTN bronze: singles | |
| José Medina | SWM | Olympics | 1984 | 0–0–1 1986 Santiago de los Caballeros SWI bronze: 4×100 m medley relay | |
| José Alexander Medina | WLF | Olympics | 1992 | 0–2–1 1993 Ponce WLT lightweight -70 kg silver: total and clean & jerk, bronze: snatch | |
| Luis Medina | ATH | Olympics | 1976 | 2–3–0 1974 Santo Domingo ATH gold: 1500 m, silver: 800 m; 1978 Medellín ATH gold: 1500 m; 1982 La Habana ATH silver: 1500 m and 5000 m | |
| Luisa Medina | SBL | Olympics | 2000 | 2–0–1 1990 Ciudad de México SOF gold; 1993 Ponce SOF bronze; 1998 Maracaibo SOF gold | |
| María del Carmen Medina | ARC | Olympics | 1976 | 0–1–0 1982 La Habana ARC silver: recurve team | |
| Mario Medina | CRD | Olympics | 1980 | 0–0–1 1982 La Habana CYC bronze: road time trial team | |
| Paula Medina | TTE | Olympics | 2008—2012 | 2–3–5 2006 Cartagena de Indias TTN bronze: team; 2010 Mayagüez TTN gold: team, bronze: doubles; 2014 Veracruz TTN gold: doubles, silver: team, bronze: singles; 2018 Barranquilla TTN silver: singles and doubles, bronze: mixed doubles and team | |
| Tulia Ángela Medina | WLF | Olympics | 2004—2008 | 5–1–0 2002 San Salvador WLT heavyweight -75 kg gold: total, snatch, and clean & jerk; 2006 Cartagena de Indias WLT light-heavyweight -69 kg gold: total and snatch, silver: clean & jerk | |
| Yojer Medina | ATH | Olympics | 1996 | 2–0–4 1993 Ponce ATH bronze: shot put and discus throw; 1998 Maracaibo ATH gold: shot put; 2002 San Salvador ATH gold: shot put, bronze: discus throw; 2006 Cartagena de Indias bronze: shot put | |
| Ingrid Medrano | WRE | Olympics | 2008 | 0–1–0 2002 San Salvador WRE silver: freestyle flyweight -48 kg | |
| Luis Medrano | WLF | Olympics | 1996—2000 | 0–0–2 2002 San Salvador WLT bantamweight -56 kg bronze: total and snatch | |
| Rita Medrano | SWM | Olympics | 2012 | 2–3–1 2010 Mayagüez SWI gold: 200 m butterfly and 4×100 m medley relay, silver: 100 m butterfly, 200 m medley, and 400 m medley, bronze: 4×100 m freestyle relay | |
| Greg Meghoo | ATH | Olympics | 1984—1988 | 0–1–0 1986 Santiago de los Caballeros ATH silver: 4×100 m relay | |
| Álvaro Mejía | ATH | Olympics | 1964—1972 | 4–0–0 1962 Kingston ATH gold: 1500 m; 1966 San Juan ATH gold: 1500 m, 5000 m, and 10000 m | |
| Clemente Mejía | SWM | Olympics | 1948—1952 | 7–0–1 1946 Barranquilla SWI gold: 100 m backstroke and 4×200 m freestyle relay,SWI bronze: 400 m freestyle; 1950 Ciudad de Guatemala SWI gold: 100 m backstroke and 4×200 m freestyle relay; 1954 Ciudad de México SWI gold: 100 m backstroke; 1959 Caracas SWI gold: 100 m backstroke and 4×100 m medley relay | |
| Pedro Mejía | ATH | Olympics | 2008 | 0–0–1 2006 Cartagena de Indias ATH bronze: 4×400 m relay | |
| Marlies Mejías | CTR | Olympics | 2012—2016 | 8–0–0 2014 Veracruz CYC gold: 3000 m pursuit individual, omnium, team sprint, 3000 m pursuit team, and road race; 2018 Barranquilla CYC gold: scratch race, 3000 m pursuit individual, and 3000 m pursuit team | |
| Octavio Mejías | WLF | Olympics | 2004—2008 | 3–3–1 2002 San Salvador WLT middleweight -77 kg gold: total, snatch, and clean & jerk; 2006 Cartagena de Indias WLT bronze: middleweight -77 kg snatch; 2010 Mayagüez WLT middle-heavyweight -94 kg silver: total, snatch, and clean & jerk | |
| Wolfgang Mejías | FEN | Olympics | 2008 | 1–1–0 2006 Cartagena de Indias FEN silver: épée team; 2010 Mayagüez FEN gold: épée team | |
| José Meléndez | ATH | Olympics | 2012 | 0–1–0 2014 Veracruz ATH silver: 4×400 m relay | |
| Urbia Meléndez | TKW | Olympics | 2000 | 0–0–1 1998 Maracaibo TKW bronze: flyweight -51 kg | |
| Jesús Mena | DIV | Olympics / Opening Flagbearer | 1988—1992 | 1–1–0 1986 Santiago de los Caballeros DIV gold: platform, silver: 3 m springboard | |
| Milagro Mena | CRD | Olympics / Opening Flagbearer / Closing Flagbearer | 2016—2024 | 0–0–1 2018 Barranquilla CYC bronze: mountain biking | |
| Omar Meña | ATH | Olympics | 1996 | 2–0–1 1993 Ponce ATH gold: 4×400 m relay, bronze: 400 m; 1998 Maracaibo ATH gold: 4×400 m relay | |
| Ramón Mena | WRE | Olympics | 1988—1992 | 0–0–1 1993 Ponce WRE bronze: Greco-Roman bantamweight -57 kg | |
| Reynier Mena | ATH | Olympics | 2016 | 1–1–0 2014 Veracruz ATH gold: 4×100 m relay, silver: 200 m | |
| Yaima Mena | DIV | Olympics | 2004 | 0–1–0 2014 Veracruz DIV silver: synchronized platform | |
| Alexis Méndez | CRD/CTR | Olympics | 1988—2000 | 0–0–2 1986 Santiago de los Caballeros CYC bronze: 4000 m pursuit team and points race | |
| Carlos Méndez | JUD | Olympics | 2000 | 0–1–0 1998 Maracaibo JUD silver: lightweight -73 kg | |
| Diliana Méndez | SHO | Olympics | 2008 | 1–4–4 1993 Ponce SHO bronze: 10 m air rifle team; 1998 Maracaibo SHO silver: 10 m air rifle team; 2002 San Salvador SHO silver: 50 m small-bore rifle 3 positions team, bronze: 50 m small-bore rifle 3 positions; 2006 Cartagena de Indias SHO bronze: 10 m air rifle team; 2010 Mayagüez SHO gold: 50 m small-bore rifle prone English match team, silver: 50 m small-bore rifle 3 positions, bronze: 50 m small-bore rifle 3 positions team; 2014 Veracruz SHO silver: 50 m small-bore rifle 3 positions | |
| Javier Méndez | BBL | Olympics | 2000 | 2–0–0 1990 Ciudad de México BSB gold; 1998 Maracaibo BSB gold | |
| Luis Enrique Méndez | WRE | Olympics | 2000 | 1–0–0 1998 Maracaibo WRE gold: Greco-Roman light-heavyweight -85 kg | |
| Melvin Méndez | JUD | Olympics | 1996—2004 | 0–1–4 1993 Ponce JUD silver: extra-lightweight -60 kg; 1998 Maracaibo JUD bronze: extra-lightweight -60 kg; 2002 San Salvador JUD bronze: half-lightweight -66 kg; 2010 Mayagüez JUD bronze: half-lightweight -66 kg and team | |
| Ronald Méndez | VVO | Olympics | 2008 | 0–0–1 2002 San Salvador VOL bronze | |
| Carolina Mendoza | VVO | Olympics | 1968 | 1–2–0 1966 San Juan VOL silver; 1970 Panamá VOL gold; 1978 Medellín VOL silver | |
| Carolina Mendoza | DIV | Olympics | 2012—2020 | 1–0–1 2018 Barranquilla DIV gold: 3 m springboard, bronze: 1 m springboard | |
| Ignacio Mendoza | SHO | Olympics | 1960 | 0–0–1 1962 Kingston SHO bronze: 50 m free pistol | |
| María Graciela Mendoza | ATH | Olympics | 1992—2000 | 2–1–0 1986 Santiago de los Caballeros ATH silver: 10 km walk; 1990 Ciudad de México ATH gold: 10 km walk; 1998 Maracaibo ATH gold: 10 km walk | |
| Rigoberto Mendoza | ATH | Olympics | 1976 | 0–0–2 1966 San Juan ATH bronze: 3000 m steeplechase; 1970 Panamá ATH bronze: 3000 m steeplechase | |
| Rogelio Mendoza | GAR | Olympics | 1968—1972 | 0–1–0 1970 Panamá GYM silver: team | |
| Abelardo Menéndez | FEN | Olympics | 1952—1960 | 1–0–0 1954 Ciudad de México FEN gold: foil team | |
| Osleidys Menéndez | ATH | Olympics / Closing Flagbearer | 2000—2008 | 0–2–0 1998 Maracaibo ATH silver: javelin throw; 2006 Cartagena de Indias ATH silver: javelin throw | |
| Ricardo Menéndez | SHO | Olympics | 1968 | 0–1–0 1962 Kingston SHO silver: 50 m small-bore rifle prone English match | |
| Roberto Menéndez | CRD/CTR | Olympics | 1968—1976 | 2–1–0 1970 Panamá CYC silver: 4000 m pursuit team; 1974 Santo Domingo CYC gold: road race and road time trial team | |
| José Meneses | BKB | Olympics | 1952 | 2–0–0 1950 Ciudad de Guatemala BAS gold; 1954 Ciudad de México BAS gold | |
| Wilson Meneses | CTR | Olympics | 2004 | 2–2–0 2002 San Salvador CYC gold: 1000 m time trial, silver: sprint and team sprint; 2006 Cartagena de Indias CYC gold: 1000 m time trial | |
| Yulitza Meneses | CSP | Olympics | 2012 | 3–0–0 2006 Cartagena de Indias CAN gold: K1 500 m, K2 500 m, and K4 500 m | |
| Yusmari Mengana | CSP | Olympics | 2016 | 2–1–0 2014 Veracruz CAN gold: K1 200 m and K1 500 m, silver: K2 500 m | |
| Elia Mera | ATH | Non-starter | 1988 | 0–2–0 1993 Ponce ATH silver: 4×100 m relay and 4×400 m relay | |
| Emilio Meraz | FEN | Olympics | 1948—1952 | 2–2–2 1935 San Salvador FEN gold: épée team; 1938 Panamá FEN gold: foil team, silver: épée and épée team; 1946 Barranquilla FEN bronze: épée and épée team | |
| Alberto Mercado | BOX | Olympics / Opening Flagbearer | 1980 | 1–0–0 1978 Medellín BOX gold: light-flyweight -48 kg | |
| César Mercado | ATH | Olympics | 1984 | 0–1–0 1990 Ciudad de México ATH silver: marathon | |
| Filiberto Mercado | CRD | Olympics | 1960 | 1–0–1 1962 Kingston CYC gold: road race, bronze: road race team | |
| Gilberto Mercado | WLF | Olympics | 1984 | 0–2–1 1986 Santiago de los Caballeros WLT middleweight -75 kg silver: total and snatch, bronze: clean & jerk | |
| José Mercado | CTR | Olympics | 1964—1968 | 0–2–0 1966 San Juan CYC silver: 1000 m time trial and sprint | |
| Nicolás Mercado | WLF | Olympics | 1984 | 0–0–2 1986 Santiago de los Caballeros WLT bantamweight -56 kg bronze: total and snatch | |
| Pedro Mercado | FEN | Olympics | 1928 | 0–0–1 1926 Ciudad de México FEN bronze: épée | |
| Elías Marcano | WRE | Olympics | 1996 | 0–0–1 1990 Ciudad de México WRE bronze: freestyle welterweight -74 kg | |
| Jozef Merced | FBL | Non-starter | 1952 | 1–0–0 1950 Ciudad de Guatemala FTB gold | |
| Gabriel Mercedes | TKW | Olympics / Opening Flagbearer | 2004—2012 | 2–1–0 1998 Maracaibo TKW silver: finweight -54 kg; 2006 Cartagena de Indias TKW gold: flyweight -58 kg; 2010 Mayagüez TKW gold: flyweight -58 kg | |
| Sofía Mercedes | VVO | Olympics | 2004 | 0–1–0 1998 Maracaibo VOL silver | |
| Carlos Mercenario | ATH | Olympics | 1988—1992 | 0–1–0 1990 Ciudad de México ATH silver: 20 km walk | |
| Bruce Meredith | SHO | Olympics | 1988—2000 | 0–0–1 1990 Ciudad de México SHO bronze: 50 m small-bore rifle prone English match | |
| Hermann Mergenthaler | SAL | Olympics | 1984 | 0–1–0 1982 La Habana SAI silver: 470 | |
| Juan Merheb | CTR | Olympics | 1996 | 0–0–2 1990 Ciudad de México CYC bronze: tandem; 1993 Ponce CYC bronze: tandem | |
| Brigith Merlano | ATH | Olympics | 2012—2016 | 0–1–0 2014 Veracruz ATH silver: 100 m hurdles | |
| Cristóbal Merlos | ARC | Olympics | 2000 | 1–1–2 2002 San Salvador ARC gold: recurve team, bronze: recurve double round; 2006 Cartagena de Indias ARC bronze: 70 m recurve; 2010 Mayagüez ARC silver: recurve team | |
| Ricardo Merlos | ARC | Olympics / Closing Flagbearer | 2004 | 1–0–0 2002 San Salvador ARC gold: recurve team | |
| Germán Mesa | BBL | Olympics | 1992—2000 | 2–0–0 1990 Ciudad de México BSB gold; 1993 Ponce BSB gold | |
| Liana Mesa | VVO | Olympics | 2004—2008 | 0–1–0 2006 Cartagena de Indias VOL silver | |
| Marlenis Mesa | ROW | Olympics | 2000 | 0–3–0 1990 Ciudad de México ROW silver: lightweight quadruple sculls; 1993 Ponce ROW silver: lightweight double sculls and lightweight quadruple sculls | |
| Víctor Mesa | BBL | Olympics | 1992 | 3–1–0 1982 La Habana BSB silver; 1986 Santiago de los Caballeros BSB gold; 1990 Ciudad de México BSB gold; 1993 Ponce BSB gold | |
| Alberto Mestre | SWM | Olympics | 1980—1984 | 10–0–1 1982 La Habana SWI gold: 100 m freestyle, 200 m freestyle, 400 m freestyle, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay; 1986 Santiago de los Caballeros SWI gold: 100 m freestyle, 200 m freestyle, 400 m freestyle, and 4×100 m medley relay, bronze: 4×100 m freestyle relay | |
| Dayaris Mestre | JUD | Olympics | 2012—2016 | 3–0–0 2006 Cartagena de Indias JUD gold: flyweight -45 kg; 2014 Veracruz JUD gold: flyweight -45 kg and team | |
| Yagnelis Mestre | JUD | Olympics | 2008 | 0–0–1 2006 Cartagena de Indias WRE bronze: freestyle welterweight -59 kg | |
| Freddy Mezones | ATH | Olympics | 2016 | 0–1–0 2014 Veracruz ATH silver: 4×400 m relay | |
| Alberto Michán | EJP | Olympics | 2008—2020 | 3–3–2 1998 Maracaibo EQU gold: jumping individual and jumping team; 2006 Cartagena de Indias EQU gold: jumping team, silver: jumping individual speed; 2010 Mayagüez EQU silver: jumping individual final and jumping team, bronze: jumping individual and jumping individual speed | |
| Nataly Michel | FEN | Olympics | 2016 | 1–3–2 2010 Mayagüez FEN silver: foil and foil team; 2014 Veracruz FEN gold: foil team; 2018 Barranquilla FEN silver: foil, bronze: foil team and épée team | |
| Jorge Micó | HOC | Olympics | 1980 | 1–0–0 1982 La Habana HOK gold | |
| David Mier | SAL | Olympics | 2000—2016 | 4–0–0 2002 San Salvador SAI gold: Mistral; 2006 Cartagena de Indias SAI gold: Mistral; 2010 Mayagüez SAI gold: Mistral; 2014 Veracruz SAI gold: RS:X | |
| Rodolfo Mijares | ATH | Olympics | 1960 | 1–0–0 1959 Caracas ATH gold: pentathlon | |
| Melissa Mikec | SHO | Olympics / Closing Flagbearer | 2012 | 1–1–4 2002 San Salvador SHO bronze: 10 m air rifle team; 2006 Cartagena de Indias SHO gold: 10 m air rifle team; 2010 Mayagüez SHO bronze: 10 m air rifle; 2014 Veracruz SHO silver: 10 m air rifle team, bronze: 50 m small-bore rifle 3 positions team and 50 m small-bore rifle prone English match team | |
| Estela Milanés | SBL | Olympics | 2000 | 1–0–1 1993 Ponce SOF bronze; 1998 Maracaibo SOF gold | |
| Jefferson Milano | BMX | Olympics | 2016 | 1–0–0 2018 Barranquilla CYC gold: BMX | |
| Héctor Milián | WRE | Olympics / Opening Flagbearer | 1992—2000 | 2–0–0 1993 Ponce WRE gold: Greco-Roman heavyweight -100 kg; 1998 Maracaibo WRE gold: Greco-Roman super-heavyweight -130 kg | |
| Wanner Miller | ATH | Olympics | 2012 | 0–0–1 2010 Mayagüez ATH bronze: high jump | |
| Roland Milošević | SAL | Olympics | 1988—1996 | 2–1–1 1986 Santiago de los Caballeros SAI bronze: Mistral (competed for Venezuela); 1990 Ciudad de México SAI gold: Mistral (competed for Venezuela); 1993 Ponce SAI gold: Mistral (competed for Venezuela); 1998 Maracaibo SAI silver: Hobie Cat (competed for Venezuela) | |
| Jerome Mincy | BKB | Olympics | 1988—1996 | 0–1–0 1986 Santiago de los Caballeros BAS silver | |
| Aída Miranda | SBL | Olympics | 1996 | 2–1–0 1978 Medellín SOF silver; 1982 La Habana SOF gold; 1986 Santiago de los Caballeros SOF gold | |
| Carlos Miranda | JUD | Olympics | 1976 | 0–1–0 1974 Santo Domingo JUD silver: lightweight -71 kg | |
| José Salvador Miranda | ATH | Olympics | 2000 | 1–1–0 1998 Maracaibo ATH gold: 3000 m steeplechase; 2002 San Salvador ATH silver: 3000 m steeplechase | |
| Osvaldo Miranda | FEN | Olympics | 1924 | 1–1–0 1930 La Habana FEN gold: foil team, silver: sabre team | |
| Pedro Miranda | ATH | Olympics | 1968—1972 | 0–0–2 1970 Panamá ATH bronze: 5000 m; 1974 Santo Domingo ATH bronze: 10000 m | |
| Salvador Miranda | BOX | Olympics | 1972 | 0–0–1 1970 Panamá BOX bronze: flyweight -51 kg | |
| Xavier Mirander | CRD/CTR | Olympics | 1972—1976 | 1–0–0 1974 Santo Domingo CYC gold: 1000 m time trial | |
| Christopher Mireles | CRD | YOG | 2010 | 0–0–1 2014 Veracruz CYC bronze: BMX | |
| Nikole Mitchell | ATH | Olympics | 1996 | 0–0–1 1993 Ponce ATH bronze: 4×100 m relay | |
| Lisa Mize | SBL | Olympics | 1996 | 1–1–0 1990 Ciudad de México SOF silver; 1993 Ponce SOF gold | |
| María Mock | SWM | Olympics | 1976 | 1–0–0 1974 Santo Domingo SWI gold: 4×100 m medley relay | |
| Ato Modibo | ATH | Olympics | 2000—2008 | 0–1–0 2006 Cartagena de Indias ATH silver: 4×400 m relay | |
| Kristina Moir | SWM | Olympics | 1968 | 2–4–5 1966 San Juan SWI gold: 4×100 m freestyle relay and 4×100 m medley relay, silver: 200 m freestyle, 400 m freestyle, 200 m medley, and 400 m medley, bronze: 100 m freestyle, 800 m freestyle, 100 m breaststroke, and 200 m butterfly; 1970 Panamá SWI bronze: 4×100 m medley relay | |
| Kristopher Moitland | TKW | Olympics / Closing Flagbearer | 2004—2008 | 0–1–2 2002 San Salvador TKW bronze: heavyweight +84 kg; 2006 Cartagena de Indias TKW bronze: heavyweight +84 kg; 2014 Veracruz TKW silver: heavyweight +87 kg | |
| Melissa Mojica | JUD | Olympics | 2012—2020 | 2–3–3 2006 Cartagena de Indias JUD bronze: heavyweight +78 kg and open; 2010 Mayagüez JUD gold: heavyweight +78 kg and open, silver: team; 2014 Veracruz JUD silver: heavyweight +78 kg; 2018 Barranquilla JUD silver: heavyweight +78 kg, bronze: team | |
| Vilmarie Mojica | VVO | Olympics | 2016 | 0–2–1 2006 Cartagena de Indias VOL bronze; 2010 Mayagüez VOL silver; 2014 Veracruz VOL silver | |
| Alexander Molerio | SHO | Olympics | 2016 | 0–3–2 2014 Veracruz SHO silver: 50 m small-bore rifle 3 positions team, bronze: 10 m air rifle team; 2018 Barranquilla SHO silver: 50 m small-bore rifle 3 positions team and 10 m air rifle team, bronze: 10 m air rifle | |
| Andrés Molina | BOX | Olympics | 1968—1972 | 1–0–0 1966 San Juan BOX gold: welterweight -67 kg | |
| Jorge Molina | SHO | Olympics / Opening Flagbearer | 1984—1988 | 0–5–2 1974 Santo Domingo SHO bronze: skeet team; 1978 Medellín SHO silver: skeet team; 1986 Santiago de los Caballeros SHO silver: skeet team, bronze: skeet; 1993 Ponce SHO silver: skeet team, trap team, and double trap team | |
| María Dolores Molina | CRD | Olympics | 2004 | 1–0–0 2002 San Salvador CYC gold: road time trial | |
| Óscar Molina | BOX | Olympics | 2012 | 0–1–0 2010 Mayagüez BOX silver: welterweight -69 kg | |
| Robinson Molina | SWM | YOG | 2014 | 0–3–3 2014 Veracruz SWI silver: 50 m backstroke; 2018 Barranquilla SWI silver: 50 m backstroke and 4×100 m freestyle relay, bronze: 4×100 m medley relay and 4×100 m medley mixed relay | |
| Víctor Molina | EJP | Olympics | 1956 | 0–1–0 1954 Ciudad de México EQU silver: jumping team | |
| Rita Mombiela | EVE | Olympics | 1976 | 0–0–1 1959 Caracas EQU bronze: jumping team | |
| David Monasterio | SWM | Olympics | 1992 | 2–3–0 1990 Ciudad de México SWI gold: 100 m butterfly and 400 m medley, silver: 200 m freestyle, 4×100 m freestyle relay, and 4×200 m freestyle relay | |
| Ricardo Monasterio | SWM | Olympics | 1996—2008 | 5–6–0 1998 Maracaibo SWI gold: 400 m freestyle and 1500 m freestyle; 2002 San Salvador SWI gold: 400 m freestyle and 1500 m freestyle, silver: 200 m freestyle and 4×200 m freestyle relay; 2006 Cartagena de Indias SWI gold: 1500 m freestyle, silver: 400 m freestyle, 800 m freestyle, and 4×200 m freestyle relay; 2010 Mayagüez SWI silver: 800 m freestyle | |
| Gerardo Moncada | FBL | Olympics | 1972 | 0–0–1 1970 Panamá FTB bronze | |
| Avard Moncur | ATH | Olympics | 2000—2008 | 0–0–1 1998 Maracaibo ATH bronze: 4×400 m relay | |
| Amanda Mondol | SHO | Olympics | 2004 | 4–7–5 1990 Ciudad de México SHO silver: 25 m sporting pistol team; 1993 Ponce SHO gold: 10 m air pistol team, bronze: 25 m sporting pistol and 25 m sporting pistol team; 2002 San Salvador SHO silver: 10 m air pistol, 10 m air pistol team, 25 m sporting pistol, and 25 m sporting pistol team; 2006 Cartagena de Indias SHO gold: 10 m air pistol team and 25 m sporting pistol; 2010 Mayagüez SHO gold: 25 m sporting pistol team, silver: 10 m air pistol team and 25 m sporting pistol, bronze: 10 m air pistol team; 2014 Veracruz SHO bronze: 10 m air pistol and 25 m sporting pistol | |
| Jorge Mondragón | DIV | Olympics | 1980—1992 | 3–1–2 1982 La Habana DIV gold: platform; 1986 Santiago de los Caballeros DIV gold: 3 m springboard; 1990 Ciudad de México DIV silver: 3 m springboard, bronze: 1 m springboard and platform; 1993 Ponce DIV gold: 3 m springboard | |
| Carlos Monges | ATH | Olympics | 1948 | 0–0–1 1950 Ciudad de Guatemala ATH bronze: 400 m hurdles | |
| Rudy Monk | WLF | Olympics | 1960—1968 | 0–3–3 1962 Kingston WLT silver: lightweight -67.5 kg; 1966 San Juan WLT silver: middleweight -75 kg; 1970 Panamá WLT middleweight -75 kg silver: snatch, bronze: total, press, and clean & jerk | |
| Jeysson Monroy | BOX | Olympics | 2012 | 1–0–0 2010 Mayagüez BOX gold: light-heavyweight -81 kg | |
| Héctor Monsalve | CTR | Olympics | 1956 | 1–0–0 1954 Ciudad de México CYC gold: 4000 m pursuit team | |
| Miguel Montalvo | BKB | Olympics | 1968 | 0–0–1 1966 San Juan BAS bronze | |
| Niurka Montalvo | ATH | Olympics | 1996—2004 | 3–0–0 1990 Ciudad de México ATH gold: long jump (competed for Cuba); 1993 Ponce ATH gold: long jump and triple jump (competed for Cuba) | |
| José Leonardo Montaña | ATH | Olympics | 2016—2020 | 0–0–2 2014 Veracruz ATH bronze: 20 km walk; 2018 Barranquilla ATH bronze: 50 km walk | |
| Patricia Montaño | TEN | Non-Medal | 1968 | 1–1–0 1966 San Juan TEN gold: doubles, silver: singles | |
| Daynelli Montejo | TKW | Olympics | 2008 | 1–0–0 2006 Cartagena de Indias TKW gold: flyweight -51 kg | |
| Ernesto Montemayor, Jr. | SHO | Olympics | 1960—1972 | 0–1–1 1954 Ciudad de México SHO bronze: 25 m rapid-fire pistol; 1974 Santo Domingo SHO silver: 50 m small-bore rifle prone English match team | |
| René Montero | WRE | Olympics | 2004 | 1–0–0 2006 Cartagena de Indias WRE gold: freestyle featherweight -55 kg | |
| Victoria Montero | BDM | Olympics | 2012 | 3–0–3 2006 Cartagena de Indias BDM bronze: doubles and team; 2010 Mayagüez BDM gold: singles, doubles, and team, bronze: mixed doubles | |
| José Montes | WLF | Olympics | 2012 | 0–0–1 2014 Veracruz WLT bronze: featherweight -62 kg clean & jerk | |
| Pablo Montes | ATH | Olympics / Non-starter | 1968—1976 | 4–0–1 1970 Panamá ATH gold: 100 m, 200 m, and 4×100 m relay; 1974 Santo Domingo ATH gold: 4×100 m relay, bronze: 100 m | |
| Carlos Monteverde | SHO | Olympics | 1952—1960 | 1–0–0 1959 Caracas SHO gold: 25 m rapid-fire pistol | |
| Frank Montieth | BBL | Olympics | 2004 | 1–0–0 2006 Cartagena de Indias BSB gold | |
| Antonio Montilla | CRD/CTR | Olympics | 1956 | 3–2–2 1954 Ciudad de México CYC silver: 4000 m pursuit team; 1959 Caracas CYC gold: 4000 m pursuit team and road race, silver: road race team; 1962 Kingston CYC gold: road race team, bronze: 4000 m pursuit individual and 4000 m pursuit team | |
| Alejandro Montoya | BOX | Olympics | 1972 | 1–0–0 1974 Santo Domingo BOX gold: middleweight -75 kg | |
| Daniela Montoya | FBL | Olympics | 2012—2024 | 0–1–0 2014 Veracruz FTB silver | |
| Juan Montoya | CTR | Olympics | 1952 | 0–0–1 1954 Ciudad de México CYC bronze: 4000 m pursuit team | |
| Lourdes Montoya | ROW | Olympics | 1992—2000 | 8–3–0 1990 Ciudad de México ROW gold: lightweight single sculls, quadruple sculls, and lightweight quadruple sculls; 1993 Ponce ROW gold: lightweight single sculls, lightweight double sculls, and lightweight quadruple sculls, silver: quadruple sculls; 1998 Maracaibo ROW gold: lightweight double sculls and lightweight quadruple sculls, silver: double sculls; 2002 San Salvador ROW silver: lightweight single sculls | |
| Roberto Monzón | WRE | Olympics | 2004—2008 | 1–0–0 1998 Maracaibo WRE gold: Greco-Roman featherweight -58 kg | |
| Danilo Mora | ROW | Olympics | 1980 | 4–0–0 1982 La Habana ROW gold: coxed fours and eights; 1986 Santiago de los Caballeros ROW gold: coxed fours and eights | |
| Gladys Mora | TKW | Olympics / Closing Flagbearer | 2004—2008 | 0–1–1 2002 San Salvador TKW silver: flyweight -51 kg; 2006 Cartagena de Indias TKW bronze: flyweight -51 kg | |
| Lázaro Mora | FEN | Olympics | 1976 | 1–0–0 1978 Medellín FEN gold: sabre team | |
| Nelson Mora | SWM | Olympics | 1996 | 1–0–1 1993 Ponce SWI gold: 200 m butterfly; 1998 Maracaibo SWI bronze: 200 m butterfly | |
| Raúl Mora | WLF | Olympics | 1992 | 2–1–0 1990 Ciudad de México WLT middleweight -75 kg gold: total and clean & jerk, silver: snatch | |
| Víctor Mora | ATH | Olympics | 1972—1976 | 1–0–0 1974 Santo Domingo ATH gold: 5000 m | |
| Jesús Moraila | ATH | Olympics | 1928—1932 | 2–1–2 1926 Ciudad de México ATH gold: 4×400 m relay, bronze: 400 m; 1930 La Habana ATH gold: 4×400 m relay, silver: 400 m; 1935 San Salvador ATH bronze: 4×100 m relay | |
| Rosa del Moral | FEN | Olympics | 1968 | 0–1–0 1962 Kingston FEN silver: foil team | |
| Alonso Morales | SHO | Olympics | 1984 | 0–0–1 1986 Santiago de los Caballeros SHO bronze: trap team | |
| Amado Morales | ATH | Olympics | 1976 | 1–2–0 1970 Panamá ATH gold: javelin throw; 1978 Medellín ATH silver: javelin throw; 1982 La Habana ATH silver: javelin throw | |
| Ángel Morales | BBL | Olympics / Non-Medal | 1988—1992 | 0–1–0 1990 Ciudad de México BSB silver | |
| Blanca Morales | SWM | Olympics | 1984—1992 | 2–0–0 1986 Santiago de los Caballeros SWI gold: 100 m butterfly and 200 m butterfly | |
| Celiangelí Morales | ATH | Olympics | 2016 | 1–0–0 2010 Mayagüez ATH gold: 4×100 m relay | |
| César Morales | BOX | Olympics | 2000 | 0–1–0 1998 Maracaibo BOX silver: bantamweight -54 kg | |
| Félix Morales | BKB | Olympics | 1976—1980 | 1–0–1 1982 La Habana BAS gold; 1986 Santiago de los Caballeros BAS bronze | |
| Gisela Morales | SWM | Olympics / Opening Flagbearer | 2004—2008 | 4–4–3 2002 San Salvador SWI gold: 100 m backstroke and 200 m backstroke; 2006 Cartagena de Indias SWI silver: 100 m backstroke and 200 m backstroke, bronze: 50 m backstroke; 2010 Mayagüez SWI gold: 50 m backstroke and 200 m backstroke, silver: 100 m backstroke; 2014 Veracruz SWI silver: 50 m backstroke, bronze: 100 m backstroke and 200 m backstroke | |
| Ileana Morales | SWM | Olympics | 1972 | 4–4–0 1970 Panamá SWI silver: 4×100 m freestyle relay; 1974 Santo Domingo SWI gold: 200 m freestyle, 400 m freestyle, 800 m freestyle, and 200 m butterfly, silver: 100 m butterfly, 4×100 m freestyle relay, and 4×100 m medley relay | |
| Juan Morales | ATH | Olympics | 1968—1972 | 2–0–2 1966 San Juan ATH bronze: 110 m hurdles and 4×100 m relay; 1970 Panamá ATH gold: 110 m hurdles and 4×100 m relay | |
| Juan Morales | ATH | Olympics | 1932 | 1–1–0 1935 San Salvador ATH gold: 10000 m, silver: 5000 m | |
| Lázaro Morales | WRE | Olympics | 1976 | 1–0–0 1974 Santo Domingo WRE gold: freestyle super-heavyweight +100 kg | |
| Lynda Morales | VVO | Olympics | 2016 | 0–1–0 2014 Veracruz VOL silver | |
| María Morales | TRI | Olympics | 2000 | 1–2–1 1998 Maracaibo TRI gold: team; 2002 San Salvador TRI silver: team, bronze: individual; 2010 Mayagüez TRI silver: team | |
| Mario Morales | BKB | Olympics | 1988—1992 | 1–2–0 1978 Medellín BAS gold; 1982 La Habana BAS silver; 1986 Santiago de los Caballeros BAS silver | |
| Sebastián Morales | DIV | Olympics | 2016—2020 | 2–4–0 2014 Veracruz DIV gold: 1 m springboard and 3 m springboard, silver: synchronized springboard; 2018 Barranquilla DIV silver: 1 m springboard, 3 m springboard, and synchronized springboard | |
| Wilfredo Morales | WRE | Olympics | 1996—2000 | 2–0–0 1993 Ponce WRE gold: freestyle heavyweight -100 kg; 1998 Maracaibo WRE gold: freestyle heavyweight -97 kg | |
| Yeziel Morales | SWM | Olympics / YOG | 2014—2024 | 0–0–2 2014 Veracruz SWI bronze: 200 m backstroke; 2018 Barranquilla SWI bronze: 4×200 m freestyle relay | |
| Luis Morán | JUD | Olympics | 2004 | 0–1–1 2002 San Salvador JUD bronze: heavyweight +100 kg; 2006 Cartagena de Indias JUD silver: heavyweight +100 kg | |
| Jorge Moré Rojas | BKB | Olympics | 1980 | 1–1–0 1978 Medellín BAS silver; 1982 La Habana BAS gold | |
| Roberto Moré | ATH | Olympics | 1976 | 1–0–0 1974 Santo Domingo ATH gold: pole vault | |
| Agustín Moreno | TEN | Olympics | 1988 | 1–1–0 1993 Ponce TEN gold: doubles, silver: team | |
| Alberto Moreno | DIV | Olympics | 1968 | 0–0–2 1966 San Juan DIV bronze: platform; 1970 Panamá DIV bronze: platform | |
| Alexa Moreno | GAR | Olympics | 2016—2024 | 2–1–0 2010 Mayagüez GYM gold: team, silver: vault; 2014 Veracruz GYM gold: team | |
| Eduardo Moreno | SWM | Olympics | 1968 | 0–0–1 1966 San Juan SWI bronze: 100 m breaststroke |