Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Fermín Mas | WPO | Olympics | 1968 | 0–0–1 1967 Tunis WAP bronze | |
| Natalia Mas | SWM | Olympics | 1980 | 2–2–3 1979 Split SWI gold: 100 m freestyle and 200 m freestyle, silver: 400 m freestyle, bronze: 4×100 m freestyle relay and 4×100 m medley relay; 1983 Casablanca SWI silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay | |
| Teresa Mas | ROW | Olympics | 2004 | 0–0–1 2005 Almería ROW bronze: lightweight single sculls | |
| Mahmoud Mashall | WLF | Olympics | 1976 | 1–1–0 1975 Al-Jaza'ir WLT bantamweight -56 kg gold: clean & jerk, silver: total | |
| Chiara Masini Luccetti | SWM | Olympics | 2016 | 2–0–0 2013 Mersin SWI gold: 4×200 m freestyle relay and 4×100 m medley relay (swam in heats only) | |
| Massimo Masini | BKB | Olympics | 1964—1972 | 1–1–0 1963 Napoli BAS gold; 1967 Tunis BAS silver | |
| Hicham El-Masry | SWM | Olympics | 1992—1996 | 1–0–0 1993 Linguadoca-Roussillon SWI gold: 1500 m freestyle | |
| Ibrahim El-Masry | HBL | Olympics | 2016—2024 | 1–0–0 2013 Mersin HAN gold | |
| Egidio Massaria | SWM | Olympics | 1952 | 0–4–1 1951 Al-Iskanderiya SWI silver: 100 m backstroke and 3×100 m medley relay; 1955 Barcelona SWI silver: 4×200 m freestyle relay and 4×100 m medley relay, bronze: 100 m backstroke | |
| Carlo Massone | SAL | Olympics | 1968 | 1–0–0 1971 İzmir SAI gold: Flying Dutchman | |
| Michele Mastrodonato | BOX | Olympics | 1988 | 0–0–1 1987 Latakia BOX bronze: middleweight -75 kg | |
| Marisa Masullo | ATH | Olympics | 1980—1988 | 3–6–1 1979 Split ATH gold: 200 m, silver: 100 m and 4×100 m relay; 1983 Casablanca ATH silver: 100 m and 4×100 m relay, bronze: 200 m; 1987 Latakia ATH gold: 200 m, silver: 4×100 m relay; 1991 Athina ATH gold: 200 m, silver: 4×100 m relay | |
| Andrés Mata | WLF | Olympics | 2012—2020 | 0–2–0 2018 Tarragona WLT middleweight -77 kg silver: snatch and clean & jerk | |
| David Matam | WLF | Olympics | 2004 | 2–1–1 2005 Almería WLT light-heavyweight -85 kg gold: clean & jerk, bronze: snatch; 2009 Pescara WLT middle-heavyweight -94 kg gold: clean & jerk, silver: snatch | |
| Francisco Mateos | WLF | Olympics | 1972—1976 | 0–0–3 1967 Tunis WLT bronze: lightweight -67.5 kg; 1975 Al-Jaza'ir WLT lightweight -67.5 kg bronze: snatch and total | |
| Michel Mathiot | GAR | Olympics | 1948—1960 | 7–6–2 1951 Al-Iskanderiya GYM gold: pommelled horse, team, floor team, pommelled horse team, rings team, and parallel bars team, silver: horizontal bar team, bronze: horse vault team; 1955 Barcelona GYM silver: all-around, pommelled horse, and team, bronze: parallel bars; 1959 Beirut GYM gold: pommelled horse, silver: team and horizontal bar | |
| Ahmed Mathlouthi | SWM | Olympics | 2012—2016 | 0–1–1 2009 Pescara SWI silver: 200 m freestyle, bronze: 400 m freestyle | |
| Valter Matošević | HBL | Olympics | 1996—2004 | 3–0–0 1991 Athina HAN gold (competed for Yugoslavia); 1997 Bari HAN gold; 2001 Tunis HAN gold | |
| Adrien Mattenet | TTE | Olympics | 2012 | 1–0–0 2009 Pescara TTN gold: team | |
| Faidon Matthaiou | BKB/ROW | Olympics | 1948—1952 | 0–0–1 1955 Barcelona BAS bronze | |
| Carlo Mattioli | ATH | Olympics | 1984—1988 | 0–1–1 1979 Split ATH bronze: 20 km walk; 1987 Latakia ATH silver: 20 km walk | |
| Patrick Mattioni | GAR | Olympics | 1988 | 0–3–1 1987 Latakia GYM silver: horse vault and parallel bars, bronze: team; 1991 Athina GYM silver: team | |
| Richard Maunier | ATH | Olympics | 2008 | 0–1–0 2005 Almería ATH silver: 4×400 m relay | |
| Antonio Maurogiovanni | ROW | Olympics | 1988—1992 | 1–0–0 1991 Athina ROW gold: coxless fours | |
| Margaret Maury | ATH | Olympics | 2004 | 1–0–0 2005 Almería ATH gold: 5000 m | |
| Georgios Mavrotas | WPO | Olympics | 1984—2000 | 0–0–2 1991 Athina WAP bronze; 1993 Linguadoca-Roussillon WAP bronze | |
| Željko Mavrović | BOX | Olympics | 1988—1992 | 1–0–0 1991 Athina BOX gold: heavyweight -91 kg (competed for Yugoslavia) | |
| Fiona May | ATH | Olympics | 1988—2004 | 1–0–0 2005 Almería ATH gold: long jump (competed for Italy) | |
| Sébastien Mayer | CSP | Olympics | 1992 | 0–1–0 1991 Athina CAN silver: K1 500 m | |
| Jordi Mayoral | ATH | Olympics | 1996 | 0–1–1 1993 Linguadoca-Roussillon ATH bronze: 4×100 m relay; 1997 Bari ATH silver: 4×100 m relay | |
| Mirna Mazić | BKB | Olympics | 2012 | 0–0–1 2009 Pescara BAS bronze | |
| Jacques Mazoyer | SHO | Olympics | 1936—1956 | 3–2–0 1955 Barcelona SHO gold: 50 m small-bore rifle 3 positions, 50 m small-bore rifle kneeling, and mobile silhouette rifle, silver: 50 m small-bore rifle standing and 50 m small-bore rifle prone | |
| Giorgio Mazza | ATH | Olympics | 1964 | 0–0–1 1963 Napoli ATH bronze: 110 m hurdles | |
| Giovanni Mazzalupi | HOC | Olympics | 1960 | 0–0–1 1963 Napoli HOK bronze | |
| Angelo Mazzoni | FEN | Olympics | 1980—2000 | 0–1–1 1983 Casablanca FEN silver: épée; 1991 Athina FEN bronze: épée | |
| Sylvie Mballa Éloundou | ATH | Olympics | 1996 | 1–0–0 2001 Tunis ATH gold: 4×100 m relay (competed for France) | |
| Martial Mbandjock | ATH | Olympics | 2008 | 1–0–0 2009 Pescara ATH gold: 100 m | |
| Silvano Meconi | ATH | Olympics | 1956—1964 | 1–0–1 1955 Barcelona ATH bronze: shot put; 1963 Napoli ATH gold: shot put | |
| Khaled Meddah | JUD | Olympics | 2000—2004 | 0–1–0 2001 Tunis JUD silver: middleweight -90 kg | |
| Jože Međimurec | ATH | Olympics | 1972 | 0–2–0 1971 İzmir ATH silver: 800 m and 4×400 m relay | |
| Fernando Medina | FEN | Olympics | 1996—2004 | 0–0–1 1997 Bari FEN bronze: sabre | |
| Samo Medved | ARC | Olympics | 1992—1996 | 0–0–1 1997 Bari ARC bronze: team | |
| Blaž Medvešek | SWM | Olympics | 2000—2004 | 2–1–0 2001 Tunis SWI silver: 100 m backstroke; 2005 Almería SWI gold: 200 m backstroke and 4×100 m medley relay | |
| Ferdinando Meglio | FEN | Olympics | 1980—1992 | 2–0–0 1983 Casablanca FEN gold: sabre; 1991 Athina FEN gold: sabre | |
| Haikel Meguennem | HBL | Olympics / Opening Flagbearer | 2000—2012 | 0–1–1 2001 Tunis HAN silver; 2005 Almería HAN bronze | |
| Majda Mehmedović | HBL | Olympics | 2012—2020 | 0–0–1 2009 Pescara HAN bronze | |
| Henri Meiss | WRE | Olympics | 1992 | 0–1–1 1987 Latakia WRE silver: Greco-Roman light-heavyweight -90 kg; 1993 Linguadoca-Roussillon WRE bronze: Greco-Roman light-heavyweight -90 kg | |
| Salah Mejri | BKB | Olympics | 2012 | 0–0–1 2013 Mersin BAS bronze | |
| Yahia El-Mekachari | BOX | Olympics | 2012 | 0–0–1 2009 Pescara BOX bronze: light-heavyweight -81 kg | |
| Amel Mekić | JUD | Olympics / Opening Flagbearer / Closing Flagbearer | 2004—2012 | 0–1–2 2005 Almería JUD bronze: half-heavyweight -100 kg; 2009 Pescara JUD bronze: half-heavyweight -100 kg; 2013 Mersin JUD silver: half-heavyweight -100 kg | |
| Ahmed Mekkawi | FBL | Olympics | 1948—1952 | 1–1–0 1951 Al-Iskanderiya FTB silver; 1955 Barcelona FTB gold | |
| Lynda Mekzine | JUD | Olympics | 1996 | 0–0–3 1997 Bari JUD bronze: lightweight -56 kg; 2001 Tunis JUD bronze: lightweight -57 kg; 2005 Almería JUD bronze: half-lightweight -52 kg | |
| Pantelis Melachroinoudis | ATH | Olympics | 2008 | 0–0–1 2009 Pescara ATH bronze: 4×400 m relay | |
| Odysseus Meladinis | SWM | Olympics | 2016—2024 | 0–0–1 2013 Mersin SWI bronze: 4×100 m freestyle relay | |
| Cathy Melain | BKB | Olympics | 2000 | 0–0–1 1997 Bari BAS bronze | |
| Zampia Melachroinou | SWM | Olympics | 2000 | 0–2–1 2001 Tunis SWI silver: 4×100 m freestyle relay and 4×200 m freestyle relay; 2005 Almería SWI bronze: 4×100 m freestyle relay | |
| Manuela Melchiorri | SWM | Olympics | 1988—1992 | 0–3–0 1987 Latakia SWI silver: 800 m freestyle; 1991 Athina SWI silver: 200 m freestyle and 800 m freestyle | |
| Carlos Melero | CRD | Olympics | 1972 | 1–0–0 1971 İzmir CYC gold: road time trial team | |
| Christos Meletoglou | ATH | Olympics | 2000—2004 | 1–1–0 1997 Bari ATH silver: triple jump; 2005 Almería ATH gold: triple jump | |
| Siro Meli | ROW | Olympics | 1972—1984 | 0–0–1 1979 Split ROW bronze: coxed fours | |
| Karin Melis | ATH | Olympics | 2008—2016 | 0–1–0 2009 Pescara ATH silver: long jump | |
| Ioannis Melissanidis | GAR | Olympics / Torch Bearer | 1996—2004 | 0–0–1 1993 Linguadoca-Roussillon GYM bronze: horse vault | |
| Oussama Mellouli | OWS/SWM | Olympics / Opening Flagbearer / Closing Flagbearer | 2000—2020 | 10–4–0 2001 Tunis SWI silver: 400 m medley; 2005 Almería SWI gold: 800 m freestyle, 200 m medley, and 400 m medley; 2009 Pescara SWI gold: 200 m freestyle, 400 m freestyle, 1500 m freestyle, 200 m medley, and 400 m medley; 2013 Mersin SWI gold: 1500 m freestyle relay and 400 m medley, silver: 200 m freestyle, 400 m freestyle, and 200 m medley | |
| Roberto Meloni | JUD | Olympics | 2004—2012 | 1–0–0 2001 Tunis JUD gold: half-middleweight -81 kg | |
| Refik Memišević | WRE | Olympics | 1980—1984 | 2–0–0 1979 Split WRE gold: Greco-Roman heavyweight -100 kg; 1983 Casablanca WRE gold: Greco-Roman super-heavyweight +100 kg | |
| Kévin Ménaldo | ATH | Olympics | 2016 | 0–1–0 2013 Mersin ATH silver: pole vault | |
| Marta Mendía | ATH | Olympics | 2000—2004 | 0–0–1 2005 Almería ATH bronze: high jump | |
| Christophe Mendy | BOX | Olympics | 1996 | 1–0–0 1993 Linguadoca-Roussillon BOX gold: super-heavyweight +91 kg | |
| Jean-Paul Mendy | BOX | Olympics | 1996 | 0–1–0 1997 Bari BOX silver: middleweight -75 kg | |
| Christophe Meneau | VVO | Olympics | 1988—1992 | 2–0–0 1993 Languedoc-Roussillon VOL gold; 1997 Bari VOL gold | |
| Marta Menegatti | VBV | Olympics | 2012—2024 | 1–0–0 2013 Mersin BVO gold | |
| Alfonso Menéndez | ARC | Olympics | 1992 | 0–0–1 1993 Linguadoca-Roussillon ARC bronze: team | |
| Herminio Menéndez | CSP | Olympics / Torch Bearer / Opening Flagbearer | 1972—1992 | 2–0–1 1979 Split CAN gold: K4 500 m and K4 1000 m, bronze: K1 500 m | |
| Javier Menéndez | FEN | Olympics | 2008 | 0–0–1 2005 Almería FEN bronze: foil | |
| Franco Menichelli | GAR | Olympics | 1960—1968 | 8–1–3 1963 Napoli GYM gold: floor, horse vault, and team, bronze: all-around and rings; 1967 Tunis GYM gold: floor, horse vault, horizontal bar, rings, and team, silver: all-around, bronze: pommelled horse | |
| Pietro Mennea | ATH | Olympics / Opening Flagbearer | 1972—1988 | 8–1–0 1971 İzmir ATH gold: 200 m and 4×100 m relay; 1975 Al-Jaza'ir ATH gold: 100 m and 200 m, silver: 4×100 m relay; 1979 Split ATH gold: 100 m and 4×100 m relay; 1983 Casablanca ATH gold: 200 m and 4×100 m relay | |
| Nouria Mérah-Benida | ATH | Olympics / Non-starter | 1996—2004 | 1–0–0 1997 Bari ATH gold: 1500 m | |
| Eugenio Merello | WPO | Olympics | 1964—1968 | 1–0–0 1963 Napoli WAP gold | |
| Amar Meridja | JUD | Olympics | 1996—2008 | 0–1–1 1997 Bari JUD silver: half-lightweight -65 kg; 2001 Tunis JUD bronze: half-lightweight -66 kg | |
| José Antonio Merín | ROW | Olympics | 1992—1996 | 0–1–2 1991 Athina ROW bronze: quadruple sculls; 1993 Linguadoca-Roussillon ROW silver: double sculls, bronze: quadruple sculls | |
| Julia Merino | ATH | Olympics | 1992 | 1–0–0 1991 Athina ATH gold: 400 m | |
| Emanuele Merisi | SWM | Olympics | 1992—2004 | 3–0–1 1991 Athina SWI bronze: 200 m backstroke; 1997 Bari SWI gold: 100 m backstroke, 200 m backstroke, and 4×100 m medley relay | |
| Faustine Merret | SAL | Olympics | 2004—2008 | 0–1–0 1997 Bari SAI silver: Mistral | |
| Chaabane Merzekane | FBL | Olympics | 1980 | 0–0–1 1979 Split FTB bronze | |
| Hicham Mesbahi | BOX | Olympics | 2000—2008 | 0–0–1 2009 Pescara BOX bronze: bantamweight -54 kg | |
| Dina Meshref | TTE | Olympics / YOG | 2010—2024 | 1–0–1 2013 Mersin TTN bronze: team; 2018 Tarragona TTN gold: singles | |
| Benamar Meskine | BOX | Olympics | 2004 | 0–1–0 2001 Tunis BOX silver: light-middleweight -71 kg | |
| Jacques Meslier | WPO | Olympics | 1960 | 0–1–0 1955 Barcelona WAP silver | |
| Mónica Messa | BKB | Olympics | 1992 | 1–0–0 1991 Athina BAS gold | |
| Mohamed Messaoudi | HBL | Olympics | 2000 | 0–1–0 2001 Tunis HAN silver | |
| Mahmoud El-Messouti | WRE | Olympics | 1980 | 0–1–0 1987 Latakia WRE silver: freestyle bantamweight -57 kg | |
| Mohamed El-Messouti | WRE | Olympics | 1988 | 1–0–0 1987 Latakia WRE gold: freestyle light-flyweight -48 kg | |
| Agustín Mestres | WPO | Olympics | 1948—1952 | 1–0–1 1951 Al-Iskanderiya WAP gold; 1955 Barcelona WAP bronze | |
| Malia Metella | SWM | Olympics | 2004—2008 | 2–1–1 2001 Tunis SWI gold: 100 m butterfly, bronze: 4×100 m medley relay; 2009 Pescara SWI gold: 50 m freestyle, silver: 4×100 m freestyle relay | |
| Petar Metličić | HBL | Olympics | 2004—2008 | 1–0–0 2001 Tunis HAN gold | |
| René Metz | ATH | Olympics | 1972 | 0–0–1 1975 Al-Jaza'ir ATH bronze: 100 m | |
| Gisèle Meygret | FEN | Olympics | 1988—1992 | 0–0–1 1991 Athina FEN bronze: foil | |
| William Meynard | SWM | Olympics | 2016 | 1–0–0 2009 Pescara SWI gold: 4×100 m freestyle relay | |
| Noureddine Meziane | BOX | Olympics | 1988—1992 | 1–0–0 1987 Latakia BOX gold: light-middleweight -71 kg | |
| Maroi Mezien | WRE | Olympics | 2012 | 0–0–1 2013 Mersin WRE bronze: freestyle flyweight -48 kg | |
| Ağası Məmmədov | BOX | Olympics | 2000—2004 | 1–0–0 2001 Tunis BOX gold: bantamweight -54 kg (competed as Ağası Agagüloğlu for Turkey) | |
| Bilel Mhamdi | BOX | Olympics | 2016 | 0–0–1 2018 Tarragona BOX bronze: bantamweight -56 kg | |
| Michele Mian | BKB | Olympics | 2000—2004 | 0–1–0 1997 Bari BAS silver | |
| Marcello Miani | ROW | Olympics | 2008—2016 | 0–1–0 2009 Pescara ROW silver: lightweight double sculls | |
| Francesco Miano-Petta | WRE | Olympics | 2004 | 0–0–2 2005 Almería WRE bronze: freestyle super-heavyweight -120 kg; 2009 Pescara WRE bronze: freestyle super-heavyweight -120 kg | |
| Dimitrios Michail | BOX | Olympics | 1960 | 0–0–1 1959 Beirut BOX bronze: welterweight -67 kg | |
| Panagiotis Michail | SAL | Olympics | 1972 | 1–0–0 1971 İzmir SAI gold: Dragon | |
| Stavros Michailidis | SWM | Olympics | 1992—2000 | 0–1–2 1991 Athina SWI silver: 50 m freestyle; 1993 Linguadoca-Roussillon SWI bronze: 50 m freestyle; 1997 Bari SWI bronze: 50 m freestyle | |
| Dimitrios Michas | ATH | Olympics | 1984 | 1–0–0 1983 Casablanca ATH gold: triple jump | |
| Anne Michaut | CSP | Olympics | 1992—1996 | 0–2–0 1997 Bari CAN silver: K1 500 m and K2 500 m | |
| Rubén Michavila | WPO | Olympics | 1992 | 0–0–1 1997 Bari WAP bronze | |
| Andrea Micheletti | ROW | Olympics | 2016 | 0–0–1 2013 Mersin ROW bronze: lightweight double sculls | |
| Leonardo Michelotti | SWM | Olympics | 1988—1992 | 0–0–1 1991 Athina SWI bronze: 100 m butterfly | |
| Giovanna Micol | SAL | Olympics | 2008—2012 | 1–0–0 2009 Pescara SAI gold: 470 | |
| Darina Mifkova | VVO | Olympics | 2000 | 2–0–0 1997 Bari VOL gold; 2001 Tunis VOL gold | |
| Ambra Migliori | SWM | Olympics | 2004 | 1–0–1 2005 Almería SWI gold: 100 m butterfly, bronze: 4×100 m medley relay | |
| Ignacio de Miguel | BKB | Olympics | 2000 | 1–0–0 1997 Bari BAS gold | |
| Juan Pedro de Miguel | HBL | Olympics | 1980—1984 | 0–0–1 1983 Casablanca HAN bronze | |
| Enrique Míguez | CSP | Olympics | 1984—1992 | 1–2–0 1991 Athina CAN silver: C2 500 m; 1993 Linguadoca-Roussillon CAN gold: C1 1000 m, silver: C1 500 m | |
| Marta Míguez | ATH | Olympics | 2000 | 0–0–1 2001 Tunis ATH bronze: javelin throw | |
| Franjo Mihalić | ATH | Olympics | 1952—1960 | 0–1–0 1951 Al-Iskanderiya ATH silver: 10000 m | |
| Tina Mihelić | SAL | Olympics | 2012—2016 | 1–1–0 2009 Pescara SAI silver: Laser; 2013 Mersin SAI gold: Laser | |
| Miloš Mijalković | JUD | Olympics | 2004 | 2–1–0 2001 Tunis JUD silver: half-lightweight -66 kg (competed for FR Yugoslavia); 2005 Almería JUD gold: half-lightweight -66 kg; 2009 Pescara JUD gold: half-lightweight -66 kg | |
| Artour Mikaelian | BOX | Olympics | 2000 | 0–0–1 2001 Tunis BOX bronze: bantamweight -54 kg | |
| Damir Mikec | SHO | Olympics / Closing Flagbearer | 2008—2024 | 1–1–2 2005 Almería SHO bronze: 10 m air pistol (competed for Serbia and Montenegro); 2009 Pescara SHO silver: 50 m free pistol; 2013 Mersin SHO bronze: 10 m air pistol; 2018 Tarragona SHO gold: 10 m air pistol | |
| Laura Milani | ROW | Olympics | 2016 | 0–2–0 2009 Pescara ROW silver: lightweight single sculls; 2013 Mersin ROW silver: lightweight single sculls | |
| Paolo Milanoli | FEN | Olympics | 2000 | 1–0–0 2001 Tunis FEN gold: épée | |
| Igor Milanović | WPO | Olympics / Opening Flagbearer | 1984—1996 | 0–1–0 1991 Athina WAP silver (competed for Yugoslavia) | |
| Houda Miled | JUD | Olympics | 2008—2016 | 0–1–0 2009 Pescara JUD silver: half-heavyweight -78 kg | |
| Polde Milek | ATH | Olympics | 1968 | 0–0–1 1967 Tunis ATH bronze: high jump | |
| Davide Milesi | ATH | Olympics | 1996 | 1–0–0 1993 Linguadoca-Roussillon ATH gold: marathon | |
| Vladimir Milić | ATH | Olympics | 1980 | 1–0–1 1979 Split ATH gold: shot put; 1983 Casablanca ATH bronze: shot put | |
| Mitar Milinković | JUD | Olympics | 1992—1996 | 0–0–1 1991 Athina JUD bronze: heavyweight +95 kg (competed for Yugoslavia) | |
| Zdravko Miljak | HBL | Olympics | 1972—1976 | 1–0–0 1975 Al-Jaza'ir HAN gold | |
| Radmila Miljanić-Petrović | HBL | Olympics | 2012—2016 | 0–0–1 2009 Pescara HAN bronze | |
| Pedro Millet | SAL | Olympics | 1976 | 0–1–0 1975 Al-Jaza'ir SAI silver: 470 | |
| Vasiliki Millousi | GAR | Olympics | 2000—2016 | 1–1–2 2009 Pescara GYM gold: balance beam, bronze: team; 2013 Mersin GYM silver: balance beam, bronze: team | |
| Nenad Miloš | SWM | Olympics | 1972—1980 | 1–0–3 1971 İzmir SWI gold: 100 m backstroke, bronze: 4×100 m medley relay; 1975 Al-Jaza'ir SWI bronze: 100 m backstroke and 4×100 m freestyle relay | |
| Predrag Miloš | SWM | Olympics | 1972—1976 | 0–2–2 1971 İzmir SWI bronze: 100 m backstroke; 1975 Al-Jaza'ir SWI silver: 100 m backstroke and 200 m backstroke, bronze: 4×100 m freestyle relay | |
| Miloš Milošević | SWM | Olympics | 1996—2000 | 1–2–0 1993 Linguadoca-Roussillon SWI gold: 100 m butterfly; 1997 Bari SWI silver: 100 m butterfly; 2001 Tunis SWI silver: 4×100 m medley relay | |
| Vesna Milošević | HBL | Olympics | 1980 | 1–0–0 1979 Split HAN gold | |
| Zdravko Milutinović | SHO | Olympics | 1972—1980 | 4–0–1 1971 İzmir SHO gold: 50 m small-bore rifle prone and 50 m small-bore rifle 3 positions; 1975 Al-Jaza'ir SHO gold: 50 m small-bore rifle 3 positions; 1979 Split SHO gold: 50 m small-bore rifle prone, bronze: 50 m small-bore rifle 3 positions | |
| Saša Mimić | ROW | Olympics | 1980 | 0–0–1 1979 Split ROW bronze: eights | |
| Alain Mimoun | ATH | Olympics | 1948—1960 | 4–0–0 1951 Al-Iskanderiya ATH gold: 5000 m and 10000 m; 1955 Barcelona ATH gold: 5000 m and 10000 m | |
| Ahmed El-Minabawi | BOX | Olympics | 1952 | 0–1–0 1951 Al-Iskanderiya BOX silver: heavyweight +81 kg | |
| Mohamed El-Minabawi | BOX | Olympics | 1948—1952 | 0–1–0 1951 Al-Iskanderiya BOX silver: light-heavyweight -81 kg | |
| Dimitris Minasidis | WLF | Olympics | 2008 | 0–2–0 2009 Pescara WLT featherweight -62 kg silver: snatch and clean & jerk | |
| Luigi Minchillo | BOX | Olympics | 1976 | 1–0–0 1975 Al-Jaza'ir BOX gold: welterweight -67 kg | |
| Gianni Minervini | SWM | Olympics | 1984—1992 | 2–0–1 1987 Latakia SWI gold: 100 m breaststroke and 4×100 m medley relay; 1991 Athina SWI bronze: 100 m breaststroke | |
| Alberto Minetti | CRD | Olympics | 1980 | 1–0–0 1979 Split CYC gold: road time trial team | |
| Marc Minguell | WPO | Olympics | 2008—2016 | 0–1–0 2009 Pescara WAP silver | |
| Andrea Minguzzi | WRE | Olympics | 2004—2008 | 0–1–0 2009 Pescara WRE silver: Greco-Roman light-heavyweight -84 kg | |
| Dušan Mirković | WLF | Olympics | 1980 | 0–1–2 1975 Al-Jaza'ir WLT middleweight -75 kg bronze: snatch and total; 1979 Split WLT silver: middleweight -75 kg | |
| Nemanja Mirosavljev | SHO | Olympics | 1992—2012 | 2–4–0 1991 Athina SHO silver: 50 m small-bore rifle prone (competed for Yugoslavia); 1997 Bari SHO gold: 50 m small-bore rifle 3 positions (competed for FR Yugoslavia); 2005 Almería SHO gold: 10 m air rifle, silver: 50 m small-bore rifle 3 positions (competed for Serbia and Montenegro); 2009 Pescara SHO silver: 50 m small-bore rifle 3 positions and 50 m small-bore rifle prone (competed for Serbia) | |
| Alfio Misaggi | WPO | Olympics | 1980—1988 | 1–0–0 1987 Latakia WAP gold | |
| Hesham Misbah | JUD | Olympics / Opening Flagbearer | 2004—2012 | 0–1–0 2005 Almería JUD silver: middleweight -90 kg | |
| Martial Mischler | WRE | Olympics | 1984—1992 | 1–1–1 1987 Latakia WRE bronze: Greco-Roman welterweight -74 kg; 1991 Athina WRE silver: Greco-Roman middleweight -82 kg; 1993 Linguadoca-Roussillon WRE gold: Greco-Roman welterweight -74 kg | |
| Patrizia Miserini | SWM | Olympics | 1972 | 1–0–0 1971 İzmir SWI gold: 100 m breaststroke | |
| Marijana Mišković | JUD | Olympics | 2012 | 1–0–0 2013 Mersin JUD gold: half-middleweight -63 kg | |
| Makrem Missaoui | HBL | Olympics | 2016 | 0–1–1 2005 Almería HAN bronze; 2018 Tarragona HAN silver | |
| Federico Mistrangelo | WPO | Olympics | 2008 | 0–0–1 2009 Pescara WAP bronze | |
| Antonija Mišura | BKB | Olympics | 2012 | 0–0–1 2009 Pescara BAS bronze | |
| Makis Mitas | SHO | Olympics | 2012—2024 | 0–0–1 2013 Mersin SHO bronze: skeet | |
| Miodrag Mitić | VVO | Olympics | 1980 | 1–0–0 1979 Split VOL gold | |
| Viktor Mitrou | WLF | Olympics | 1996—2004 | 1–0–2 1993 Linguadoca-Roussillon WLT bronze: middleweight -76 kg; 1997 Bari WLT middleweight -76 kg gold: clean & jerk, bronze: snatch | |
| Branislav Mitrović | WPO | Olympics | 2016—2020 | 1–0–1 2005 Almería WAP bronze (competed for Serbia and Montenegro); 2018 Tarragona WAP gold | |
| Stefan Mitrović | WPO | Olympics | 2012—2020 | 2–0–0 2009 Pescara WAP gold; 2018 Tarragona WAP gold | |
| Davor Mizerit | ROW | Olympics | 2004 | 1–0–1 2001 Tunis ROW gold: double sculls; 2005 Almería ROW bronze: single sculls | |
| Myriam Mizouni | SWM | Olympics | 1976 | 0–1–0 1975 Al-Jaza'ir SWI silver: 100 m freestyle | |
| Gülcan Mıngır | ATH | Olympics | 2012 | 0–0–1 2013 Mersin ATH bronze: 3000 m steeplechase | |
| Dragan Mladenović | HBL | Olympics | 1984 | 1–0–0 1983 Casablanca HAN gold | |
| Ivan Mladina | SWM | Olympics | 2000—2004 | 0–1–1 2001 Tunis SWI silver: 4×100 m medley relay, bronze: 4×100 m freestyle relay | |
| Hassan Moaffi | SHO | Olympics | 1960 | 1–0–0 1959 Beirut SHO gold: trap team | |
| Ismail Moalla | VVO | Olympics | 2012—2020 | 0–1–0 2013 Mersin VOL silver | |
| Vincenzo Modica | ATH | Olympics | 2000 | 0–0–1 1993 Linguadoca-Roussillon ATH bronze: 10000 m | |
| Nathalie Moellhausen | FEN | Olympics | 2012—2024 | 1–0–0 2009 Pescara FEN gold: épée (competed for Italy) | |
| Ameen Mohamed El-Hady | JUD | Olympics | 2004—2008 | 0–0–1 2005 Almería JUD bronze: half-lightweight -66 kg | |
| Ahmed Mohamed | WLF | Olympics | 2016 | 0–0–1 2009 Pescara WLT heavyweight -105 kg bronze: clean & jerk | |
| Ali Mohamed | HBL | Olympics | 2016—2024 | 1–0–0 2013 Mersin HAN gold | |
| Eslam Mohamed | BOX | Olympics | 2012 | 0–0–1 2013 Mersin BOX bronze: light-welterweight -64 kg | |
| Gaber Mohamed | WLF | Olympics | 2016 | 3–1–1 2009 Pescara WLT middle-heavyweight -94 kg gold: snatch, silver: clean & jerk; 2013 Mersin WLT heavyweight -105 kg bronze: clean & jerk; 2018 Tarragona WLT heavyweight -105 kg gold: snatch and clean & jerk | |
| Hamada Mohamed | ATH | Olympics | 2012—2016 | 0–0–1 2013 Mersin ATH bronze: 800 m | |
| Mostafa Mohamed | WRE | Olympics | 2008 | 0–1–0 2009 Pescara WRE silver: Greco-Roman featherweight -55 kg | |
| Mohamed Mohyeldin | JUD | Olympics | 2016 | 0–0–1 2018 Tarragona JUD bronze: lightweight -73 kg | |
| Giuseppe Moioli | ROW | Olympics | 1948—1956 | 1–0–0 1955 Barcelona ROW gold: coxless fours | |
| Maria Moirou | TTE | Olympics | 2004 | 0–0–1 1993 Languedoc-Roussillon TTN bronze: doubles | |
| Carmine Molaro | BOX | Olympics | 1996 | 1–0–0 1997 Bari BOX gold: flyweight -51 kg | |
| Valter Molea | ROW | Olympics | 1988—2000 | 0–2–0 1993 Linguadoca-Roussillon ROW silver: coxless fours; 1997 Bari ROW silver: coxless fours | |
| Fernando Molina | ROW | Olympics | 1992 | 0–1–0 1991 Athina ROW silver: coxless fours | |
| Guillermo Molina | WPO | Olympics | 2004—2016 | 2–2–0 2001 Tunis WAP gold; 2005 Almería WAP gold; 2009 Pescara WAP silver; 2009 Pescara WAP silver | |
| Juan Manuel Molina | ATH | Olympics | 2004—2008 | 0–1–1 2005 Almería ATH silver: 20 km walk; 2009 Pescara ATH bronze: 20 km walk | |
| Cecilia Molinari | ATH | Olympics / Non-starter | 1972—1976 | 2–0–1 1971 İzmir ATH gold: 100 m and 4×100 m relay; 1975 Al-Jaza'ir ATH bronze: 4×100 m relay | |
| Giulia Molinaro | GLF | Olympics | 2016—2020 | 0–0–1 2009 Pescara GOL bronze: team | |
| Massimiliano Mondello | TTE | Olympics | 2004 | 0–0–1 1993 Languedoc-Roussillon TTN bronze: doubles | |
| Aurore Mongel | SWM | Olympics | 2004—2008 | 1–1–0 2005 Almería SWI gold: 4×100 m medley relay; 2009 Pescara SWI silver: 4×100 m freestyle relay | |
| Bernard Monnereau | ROW | Olympics | 1960—1964 | 2–0–0 1963 Napoli ROW gold: single sculls and double sculls | |
| Niurka Montalvo | ATH | Olympics | 1996—2004 | 0–1–0 2005 Almería ATH silver: long jump (competed for Spain) | |
| Anna Montañana | BKB | Olympics | 2008 | 0–0–1 2005 Almería BAS bronze | |
| Wolfango Montanari | ATH | Olympics | 1952 | 2–0–3 1951 Al-Iskanderiya ATH gold: 4×100 m relay, bronze: 100 m and 200 m; 1955 Barcelona ATH gold: 4×100 m relay, bronze: 200 m | |
| Nicole Montandon | ATH | Olympics | 1968 | 1–2–0 1971 İzmir ATH silver: 100 m and 4×100 m relay (as Nicole Pani); 1975 Al-Jaza'ir ATH gold: 4×100 m relay (as Nicole Pani) |