Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Boštjan Maček | SLO |
SHO | Olympics | 2012—2016 | 1–0–0 2009 Pescara SHO gold: trap |
| Ismail Mačev | YUG |
ATH | Olympics | 1988 | 0–2–0 1987 Latakia ATH silver: 400 m; 1991 Athina ATH silver: 4×400 m relay |
| Carlos Machado | ESP |
TTE | Olympics | 2012 | 0–1–2 2005 Almería TTN silver: doubles; 2009 Pescara TTN bronze: singles; 2013 Mersin TTN bronze: team |
| Virginie Machado | FRA |
GAR | Olympics | 1992 | 0–0–1 1991 Athina GYM bronze: team |
| Tonia Machaira | GRE |
SWM | Olympics | 1996—2000 | 0–1–2 1991 Athina SWI bronze: 200 m freestyle; 1993 Linguadoca-Roussillon SWI bronze: 4×100 m freestyle relay; 2001 Tunis SWI silver: 4×100 m freestyle relay |
| Jorge Maciel | ESP |
SAL | Olympics | 1996—2000 | 0–1–0 1997 Bari SAI silver: Mistral |
| Michel Macquet | FRA |
ATH | Olympics / Opening Flagbearer | 1956—1964 | 1–0–0 1955 Barcelona ATH gold: javelin throw |
| Federica Macrì | ITA |
GAR | Olympics | 2008 | 1–0–0 2005 Almería GYM gold: team |
| Giuseppina Macrì | ITA |
JUD | Olympics | 2004 | 0–1–1 1997 Bari JUD bronze: half-lightweight -52 kg; 2001 Tunis JUD silver: extra-lightweight -48 kg |
| Stevo Macura | YUG |
ROW | Olympics | 1972 | 0–1–0 1979 Split ROW silver: coxed fours |
| Meta Mačus | SLO |
ATH | Olympics | 2000 | 0–0–1 2001 Tunis ATH bronze: 400 m hudles |
| Abdel Madjid Mada | ALG |
ATH | Olympics | 1980 | 1–0–0 1979 Split ATH gold: 10000 m |
| Hassan Madani | EGY |
WRE | Olympics | 2008—2012 | 2–0–0 2005 Almería WRE gold: freestyle lightweight -60 kg; 2009 Pescara WRE gold: freestyle lightweight -60 kg |
| Giuseppe Maddaloni | ITA |
JUD | Olympics | 2000—2008 | 1–0–1 1997 Bari JUD bronze: lightweight -71 kg; 2005 Almería JUD gold: half-middleweight -81 kg |
| Matthieu Madelaine | FRA |
SWM | Olympics | 2008 | 0–0–1 2005 Almería SWI bronze: 4×200 m freestyle relay |
| Ali Madi | TUN |
HBL | Olympics | 2000 | 0–1–1 2001 Tunis HAN silver; 2005 Almería HAN bronze |
| Noureddine Madjhoud | ALG |
BOX | Olympics | 1996—2000 | 0–1–0 1997 Bari BOX silver: featherweight -57 kg |
| Ezio Madonia | ITA |
ATH | Olympics | 1988—1996 | 3–1–0 1987 Latakia ATH gold: 4×100 m relay, silver: 100 m; 1991 Athina ATH gold: 100 m and 4×100 m relay |
| Fátima Madrid | ESP |
SWM | Olympics | 1996 | 1–0–0 1997 Bari SWI gold: 4×100 m freestyle relay |
| Vincenzo Maenza | ITA |
WRE | Olympics | 1980—1992 | 2–1–1 1979 Split WRE silver: Greco-Roman light-flyweight -48 kg; 1983 Casablanca WRE gold: Greco-Roman light-flyweight -48 kg; 1987 Latakia WRE gold: Greco-Roman flyweight -52 kg; 1991 Athina WRE bronze: Greco-Roman flyweight -52 kg |
| Giuseppe Maffei | ITA |
ATH | Olympics | 2000—2004 | 0–0–1 1997 Bari ATH bronze: 3000 m steeplechase |
| Ivano Maffei | ITA |
CRD/CTR | Olympics | 1980 | 1–0–0 1979 Split CYC gold: road time trial team |
| Michele Maffei | ITA |
FEN | Olympics | 1968—1980 | 2–0–1 1967 Tunis FEN bronze: sabre; 1975 Al-Jaza'ir FEN gold: sabre; 1979 Split FEN gold: sabre |
| Agnese Maffeis | ITA |
ATH | Olympics | 1992—1996 | 4–2–0 1987 Latakia ATH gold: shot put; 1991 Athina ATH gold: discus throw, silver: shot put; 1993 Linguadoca-Roussillon ATH gold: shot put and discus throw; 2001 Tunis ATH silver: discus throw |
| Ramón Magariños | ESP |
ATH | Olympics | 1968 | 0–1–0 1967 Tunis ATH silver: 4×400 m relay |
| Santos Magaz | ESP |
CSP | Olympics | 1980 | 1–1–0 1979 Split CAN gold: C2 1000 m, silver: C2 500 m |
| Panagiotis Magdanis | GRE |
ROW | Olympics | 2012—2016 | 0–0–1 2013 Mersin ROW bronze: lightweight single sculls |
| Marouen Maggaiz | TUN |
HBL | Olympics | 2012—2016 | 0–0–1 2005 Almería HAN bronze |
| Andrea Magi | ITA |
BOX | Olympics | 1988 | 0–1–0 1987 Latakia BOX silver: light-heavyweight -81 kg |
| Dimitrios Magklaras | GRE |
ATH | Olympics | 1960—1964 | 0–1–0 1959 Beirut ATH silver: long jump |
| Gianluca Maglia | ITA |
SWM | Olympics | 2012 | 4–1–0 2009 Pescara SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay; 2013 Mersin SWI gold: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay |
| Clothilde Magnan | FRA |
FEN | Olympics | 1996 | 0–0–1 1993 Linguadoca-Roussillon FEN bronze: foil |
| Jean-Claude Magnan | FRA |
FEN | Olympics / Opening Flagbearer | 1960—1972 | 1–0–0 1963 Napoli FEN gold: foil |
| Frédéric Magné | FRA |
CTR | Olympics | 1988—2000 | 0–1–0 1991 Athina CYC silver: 1000 m time trail |
| Walter Magnifico | ITA |
BKB | Olympics | 1984 | 0–1–0 1983 Casablanca BAS silver |
| Éric Magnin | FRA |
CTR | Olympics | 1992 | 0–1–0 1991 Athina CYC silver: individual time trial |
| Filippo Magnini | ITA |
SWM | Olympics | 2004—2016 | 1–2–0 2005 Almería SWI silver: 100 m freestyle; 2009 Pescara SWI gold: 4×200 m freestyle relay, silver: 100 m freestyle |
| Fabio Magrini | ITA |
WLF | Olympics | 1988 | 0–0–1 1993 Linguadoca-Roussillon WLT bronze: middle-heavyweight -91 kg |
| Atef Mahayri | SYR |
WRE | Olympics | 1980 | 0–0–1 1975 Al-Jaza'ir WRE bronze: freestyle light-heavyweight -90 kg |
| Mohamed Mahfoud | SYR |
SHO | Olympics | 2000 | 0–0–1 1987 Latakia SHO bronze: 50 m small-bore rifle prone |
| Kamal Mahgoub | EGY |
WLF | Olympics | 1952 | 2–0–0 1951 Al-Iskanderiya WLT gold: bantamweight -56 kg; 1955 Barcelona WLT gold: bantamweight -56 kg |
| Ahmed Mahir | EGY |
BOX | Olympics | 1964 | 1–0–0 1963 Napoli BOX gold: middleweight -75 kg |
| Joseph Mahmoud | FRA |
ATH | Olympics | 1984—1992 | 1–0–0 1983 Casablanca ATH gold: 3000 m steeplechase |
| Abdel Nabi Mahran | EGY |
BOX | Olympics | 1976 | 0–0–1 1975 Al-Jaza'ir BOX bronze: bantamweight -54 kg |
| Rolf Maier | FRA |
WLF | Olympics | 1960—1968 | 1–1–0 1959 Beirut WLT silver: middleweight -75 kg; 1967 Tunis WLT gold: middleweight -75 kg |
| Jacques Maillet | FRA |
ROW | Olympics | 1948—1952 | 1–0–0 1955 Barcelona ROW gold: double sculls |
| Igor Majcen | SLO YUG |
SWM | Olympics | 1988—1996 | 0–1–0 1993 Linguadoca-Roussillon SWI silver: 1500 m freestyle (competed for Slovenia) |
| Nače Majčen | SLO |
SWM | Olympics | 1992 | 0–0–3 1987 Latakia SWI bronze: 400 m freestyle and 4×100 m freestyle relay (competed for Yugoslavia); 1993 Linguadoca-Roussillon SWI bronze: 400 m freestyle |
| Nemanja Majdov | SRB |
JUD | Olympics / YOG | 2014—2024 | 0–1–0 2018 Tarragona JUD silver: middleweight -90 kg |
| Mohamed Majeri | TUN |
BOX | Olympics / Non-starter | 1972—1976 | 0–1–0 1971 İzmir BOX silver: light-middleweight -71 kg |
| Montserrat Majo | ESP |
SWM | Olympics | 1976 | 0–0–2 1975 Al-Jaza'ir SWI bronze: 100 m butterfly and 4×100 m freestyle relay |
| Karmele Makazaga | ESP |
HBL | Olympics | 1992 | 0–0–2 1987 Latakia HAN bronze; 1991 Athina HAN bronze |
| Ivana Maksimović-Anđušić | SRB |
SHO | Olympics / Opening Flagbearer | 2012—2016 | 1–1–0 2013 Mersin SHO gold: 50 m small-bore rifle 3 positions, silver: 10 m air rifle (competed as Ivana Maksimović) |
| Aleksandar Maksimović | SRB |
WRE | Olympics | 2012 | 0–2–0 2009 Pescara WRE silver: Greco-Roman welterweight -66 kg; 2013 Mersin WRE silver: Greco-Roman welterweight -66 kg |
| Goran Maksimović | IOA SRB SCG YUG |
SHO | Olympics | 1984—2000 | 0–1–0 1991 Athina SHO silver: 10 m air rifle (competed for Yugoslavia) |
| Hedaya Malak | EGY |
TKW | Olympics / Opening Flagbearer / Closing Flagbearer | 2012—2020 | 0–0–2 2013 Mersin TKW bronze: welterweight -67 kg; 2018 Tarragona TKW bronze: welterweight -67 kg |
| Ilias Malamas | GRE |
SWM | Olympics | 1984—1988 | 0–0–1 1983 Casablanca SWI bronze: 200 m backstroke |
| Aurélie Malaussena | FRA |
GAR | Olympics | 2012 | 1–0–0 2009 Pescara GYM gold: team |
| Mladenka Maleniča | CRO YUG |
SHO | Olympics | 1988—2000 | 0–0–2 1997 Bari SHO bronze: 50 m small-bore rifle 3 positions and 10 m air rifle (competed for Croatia) |
| Tamara Malešev | IOA SRB |
ATH | Olympics | 1992 | 1–0–0 1991 Athina ATH gold: long jump (competed for Yugoslavia) |
| Radovan Malević | MNE YUG |
VVO | Olympics | 1980 | 1–0–0 1979 Split VOL gold |
| Santiago Malgosa | ESP |
HOC | Olympics | 1980—1984 | 0–1–0 1979 Split HOK silver |
| Stefano Malinverni | ITA |
ATH | Olympics | 1980 | 0–0–1 1979 Split ATH bronze: 4×400 m relay |
| Mohamed El-Malky | EGY |
WRE | Olympics | 1972 | 0–1–0 1975 Al-Jaza'ir WRE silver: Greco-Roman light-flyweight -48 kg |
| Blai Mallarach | ESP |
WPO | Olympics | 2012—2020 | 0–2–0 2009 Pescara WAP silver; 2013 Mersin WAP silver |
| Mouldi Manai | TUN |
BOX | Olympics | 1968 | 0–1–0 1971 İzmir BOX silver: featherweight -57 kg |
| Laure Manaudou | FRA |
SWM | Olympics / Torch Bearer | 2004—2024 | 2–0–0 2005 Almería SWI gold: 400 m freestyle and 50 m backstroke |
| Eleuterio Mancebo | ESP |
CRD | Olympics | 1992 | 1–1–0 1991 Athina CYC gold: individual pursuit; 1993 Linguadoca-Roussillon CYC silver: road time trial team |
| Beatriz Manchón | ESP |
CSP | Olympics | 1996—2008 | 0–0–1 1997 Bari CAN bronze: K2 500 m |
| Blanca Manchón | ESP |
SAL | Olympics | 2004—2020 | 1–0–0 2018 Tarragona SAI gold: RS:X |
| Évelyne Manchon | FRA |
SHO | Olympics | 1984—1992 | 1–1–1 1991 Athina SHO silver: 25 m sporting pistol; 1993 Linguadoca-Roussillon SHO gold: 10 m air pistol, bronze: 25 m sporting pistol |
| Claudia Mandia | ITA |
ARC | Olympics | 2016 | 1–0–0 2013 Mersin ARC gold: team |
| Dušan Mandić | SRB |
WPO | Olympics / Opening Flagbearer | 2012—2024 | 1–0–0 2018 Tarragona WAP gold |
| Marko Mandič | SLO YUG |
ROW | Olympics | 1964—1972 | 0–1–0 1963 Napoli ROW silver: eights |
| Milica Mandić | SRB |
TKW | Olympics / Closing Flagbearer | 2012—2020 | 0–1–0 2013 Mersin TKW silver: heavyweight +67 kg |
| Sandra Mandir | CRO |
BKB | Olympics | 2012 | 1–1–0 2001 Tunis BAS gold (competed as Sandra Popović); 2005 Almería BAS silver (competed as Sandra Popović) |
| Davide Manenti | ITA |
ATH | Olympics / Non-starter | 2012—2020 | 2–0–0 2013 Mersin ATH gold: 4×100 m relay; 2018 Tarragona ATH gold: 4×100 m relay |
| Laurence Manfrédi | FRA |
ATH | Olympics | 2000—2004 | 0–1–0 2005 Almería ATH silver: shot put |
| Véronique Mang | FRA |
ATH | Olympics | 2004—2012 | 2–0–0 2005 Almería ATH gold: 100 m and 4×100 m relay |
| Dimitrios Manganas | GRE |
SWM | Olympics | 1996—2004 | 1–3–1 1997 Bari SWI silver: 200 m freestyle and 4×200 m freestyle relay, bronze: 400 m freestyle; 2001 Tunis SWI gold: 4×200 m freestyle relay; 2005 Almería SWI silver: 4×200 m freestyle relay |
| Andrea Mangiante | ITA |
WPO | Olympics | 2008 | 0–2–1 2001 Tunis WAP silver; 2005 Almería WAP silver; 2009 Pescara WAP bronze |
| Carola Mangiarotti | ITA |
FEN | Olympics | 1976—1980 | 0–0–1 1975 Al-Jaza'ir FEN bronze: foil |
| Dario Mangiarotti | ITA |
FEN | Olympics | 1948—1952 | 1–0–0 1951 Al-Iskanderiya FEN gold: épée team |
| Edoardo Mangiarotti | ITA |
FEN | Olympics / Referee / Opening Flagbearer / Closing Flagbearer | 1936—1972 | 2–3–1 1951 Al-Iskanderiya FEN gold: foil team and épée team, bronze: foil; 1955 Barcelona FEN silver: foil, foil team, and épée team |
| Marta Mangué | ESP |
HBL | Olympics | 2004—2016 | 1–0–0 2005 Almería HAN gold |
| Panagiotis Manias | GRE |
BKB | Olympics | 1952 | 0–0–1 1955 Barcelona BAS bronze |
| Peter Mankoč | SLO |
SWM | Olympics | 1996—2012 | 3–1–1 2001 Tunis SWI gold: 200 m medley, silver: 100 m freestyle; 2005 Almería SWI gold: 100 m butterfly and 4×100 m medley relay; 2009 Pescara SWI bronze: 100 m butterfly |
| Luigi Mannelli | ITA |
WPO | Olympics | 1956—1960 | 0–1–0 1959 Beirut WAP silver |
| Maurizio Mannelli | ITA |
WPO | Olympics | 1952 | 1–0–0 1955 Barcelona WAP gold |
| Angelo Mannironi | ITA |
WLF | Olympics | 1988 | 1–0–1 1983 Casablanca WLT bronze: lightweight -67.5 kg; 1987 Latakia WLT gold: middleweight -75 kg |
| Sebastiano Mannironi | ITA |
WLF | Olympics | 1956—1964 | 2–0–0 1955 Barcelona WLT gold: featherweight -60 kg; 1967 Tunis WLT gold: featherweight -60 kg |
| Sergio Mannironi | ITA |
WLF | Olympics | 2000 | 0–1–1 1997 Bari WLT light-heavyweight -83 kg silver: snatch, bronze: clean & jerk |
| Predrag Manojlović | YUG |
WPO | Olympics | 1976—1980 | 1–1–0 1975 Al-Jaza'ir WAP silver; 1979 Split WAP gold |
| Diran Manoukian | FRA |
HOC | Olympics | 1948—1960 | 0–0–1 1955 Barcelona HOK bronze |
| Ana Manso | ESP |
GAR | Olympics | 1984 | 2–0–0 1983 Casablanca GYM gold: horse vault and team |
| Esmat Mansur | EGY |
WLF | Olympics | 2012 | 5–1–0 2005 Almería WLT lightweight -58 kg gold: clean & jerk, silver: snatch; 2009 Pescara WLT middleweight -63 kg gold: snatch and clean & jerk; 2013 Mersin WLT light-heavyweight -69 kg gold: snatch and clean & jerk |
| Gianfranco Mantelli | ITA |
SHO | Olympics | 1976—1980 | 1–0–0 1975 Al-Jaza'ir SHO gold: 25 m rapid-fire pistol |
| Lampis Manthos | GRE |
SHO | Olympics | 1964—1976 | 0–1–0 1971 İzmir SHO silver: 50 m small-bore rifle prone |
| Panagiotis Mantis | GRE |
SAL | Olympics | 2016—2020 | 0–1–0 2013 Mersin SAI silver: 470 |
| Efi Mantzaraki | GRE |
SAL | Olympics | 2004—2008 | 0–0–1 2005 Almería SAI bronze: Laser |
| Roxana Maracineanu | FRA |
SWM | Olympics | 2000 | 1–2–2 1997 Bari SWI gold: 100 m backstroke, silver: 200 m backstroke, bronze: 4×100 m medley relay; 2001 Tunis SWI silver: 200 m backstroke, bronze: 4×100 m medley relay |
| José Marajo | FRA |
ATH | Olympics | 1976—1980 | 1–0–0 1979 Split ATH gold: 1500 m |
| Vlasis Maras | GRE |
GAR | Olympics | 2004—2016 | 1–0–0 2001 Tunis GYM gold: horizontal bar |
| Vittorio Marcelli | ITA |
CRD | Olympics | 1968 | 1–0–0 1967 Tunis CYC gold: road time trial team |
| Christophe Marchand | FRA |
SWM | Olympics | 1988—1992 | 3–1–0 1991 Athina SWI gold: 400 m freestyle, silver: 4×200 m freestyle relay; 1993 Linguadoca-Roussillon SWI gold: 400 m freestyle and 4×200 m freestyle relay |
| Xavier Marchand | FRA |
SWM | Olympics | 1996—2000 | 1–1–1 1993 Linguadoca-Roussillon SWI silver: 200 m medley, bronze: 400 m medley; 1997 Bari SWI gold: 200 m medley |
| Umberto Marcheggiani | ITA |
WRE | Olympics | 1968—1972 | 0–1–0 1967 Tunis WRE silver: freestyle middleweight -87 kg |
| Marco Marchei | ITA |
ATH | Olympics | 1980—1984 | 0–1–0 1979 Split ATH silver: marathon |
| Gabriella Marchi | ITA |
GAR | Olympics | 1972 | 1–0–1 1971 İzmir GYM gold: team, bronze: all-around |
| Tullio Marchiori | ITA |
HOC | Olympics | 1960 | 0–0–1 1963 Napoli HOK bronze |
| Angelo Marciani | ITA |
WPO | Olympics | 1956 | 1–0–0 1955 Barcelona WAP gold |
| José María de Marco | ESP |
ROW | Olympics | 1992—1996 | 0–1–0 1991 Athina ROW silver: coxless fours |
| Eloisa Marcos | ESP |
GAR | Olympics | 1976 | 0–2–0 1975 Al-Jaza'ir GYM silver: team; 1979 Split GYM silver: team |
| Gustavo Marcos | ESP |
WPO | Olympics | 2000—2004 | 0–0–1 1997 Bari WAP bronze |
| María José Mardomingo | ESP |
ATH | Olympics | 1992—1996 | 0–0–1 1991 Athina ATH bronze: 100 m hurdles |
| Igor Marenić | CRO |
SAL | Olympics | 2008—2016 | 1–1–0 2009 Pescara SAI silver: 470; 2013 Mersin SAI gold: 470 |
| Cyrille Maret | FRA |
JUD | Olympics | 2016 | 0–1–0 2009 Pescara JUD silver: half-heavyweight -100 kg |
| Chedli El-Marghni | TUN |
ATH | Olympics | 1964 | 0–1–0 1967 Tunis ATH silver: 20 km walk |
| Mitja Margon | SLO |
SAL | Olympics | 1996—2000 | 1–0–0 1997 Bari SAI gold: 470 |
| Lamberto Mari | ITA |
DIV | Olympics | 1952—1960 | 1–1–0 1959 Beirut DIV gold: platform, silver: springboard |
| Ivette María | ESP |
SWM | Olympics | 1996—2000 | 0–2–0 1997 Bari SWI silver: 100 m backstroke and 4×100 m medley relay |
| Fernando Mariaca | ESP |
WLF | Olympics | 1984—1992 | 0–2–0 1983 Casablanca WLT silver: lightweight -67.5 kg; 1987 Latakia WLT silver: lightweight -67.5 kg |
| Felice Mariani | ITA |
JUD | Olympics | 1976—1984 | 2–1–0 1975 Al-Jaza'ir JUD silver: lightweight -63 kg; 1979 Split JUD gold: extra-lightweight -60 kg; 1983 Casablanca JUD gold: extra-lightweight -60 kg |
| Martin Marić | CRO |
ATH | Olympics | 2008—2012 | 1–0–0 2013 Mersin ATH gold: discus throw |
| Bruno Marie-Rose | FRA |
ATH | Olympics | 1984—1992 | 1–0–0 1993 Linguadoca-Roussillon ATH gold: 4×100 m relay |
| Tomislav Marijanović | CRO |
JUD | Olympics | 2012 | 0–0–1 2013 Mersin JUD bronze: half-middleweight -81 kg |
| Alicia Marín | ESP |
ARC | YOG | 2014 | 0–1–0 2018 Tarragona ARC silver: Recurve team |
| José Marín | ESP |
ATH | Olympics | 1980—1992 | 0–1–1 1975 Al-Jaza'ir ATH bronze: 20 km walk; 1979 Split ATH silver: 20 km walk |
| Luca Marin | ITA |
SWM | Olympics | 2004—2016 | 0–1–0 2009 Pescara SWI silver: 400 m medley |
| Montserrat Marín | ESP |
HBL | Olympics | 1992 | 0–0–2 1991 Athina HAN bronze; 1993 Linguadoca-Roussillon HAN bronze |
| Miguel Marina | ESP |
SHO | Olympics | 1968—1972 | 0–1–0 1971 İzmir SHO silver: skeet |
| Boško Marinko | SRB YUG |
WRE | Olympics | 1968—1972 | 1–1–0 1967 Tunis WRE silver: freestyle featherweight -63 kg; 1971 İzmir WRE gold: Greco-Roman flyweight -52 kg |
| Massimo Marino | ITA |
CTR | Olympics | 1972—1976 | 0–1–0 1971 İzmir CYC silver: sprint |
| Luciano Marion | ITA |
ROW | Olympics | 1952 | 2–0–0 1951 Al-Iskanderiya ROW gold: coxed pairs; 1955 Barcelona ROW gold: coxed fours |
| Dragan Marjanac | SRB |
HBL | Olympics | 2012 | 1–0–0 2009 Pescara HAN gold |
| Marko Marjanović | SRB |
ROW | Olympics | 2016 | 0–2–0 2013 Mersin ROW silver: double sculls; 2018 Tarragona ROW silver: single sculls |
| Kamal Marjouane | MAR |
BOX | Olympics | 1988—1992 | 2–0–0 1991 Athina BOX gold: lightweight -60 kg; 1993 Linguadoca-Roussillon BOX gold: lightweight -60 kg |
| Matjaž Markič | SLO |
SWM | Olympics | 2008 | 0–0–1 2005 Almería SWI bronze: 50 m breaststroke |
| Anninos Markoullidis | CYP |
ATH | Olympics / Opening Flagbearer | 1996—2004 | 1–1–2 1997 Bari ATH silver: 100 m, bronze: 4×100 m relay; 2001 Tunis ATH gold: 200 m, bronze: 100 m |
| Dobrivoje Marković | SRB |
HBL | Olympics | 2012 | 1–0–0 2009 Pescara HAN gold |
| Leposava Marković | IOA SRB |
JUD | Olympics | 1992 | 0–1–0 1997 Bari JUD silver: extra-lightweight -48 kg (competed for FR Yugoslavia) |
| Ljiljana Marković | SRB YUG |
HBL | Olympics | 1988 | 1–0–0 1991 Athina HAN gold |
| Vladan Marković | SRB SCG |
SWM | Olympics | 1996—2008 | 0–0–3 1997 Bari SWI bronze: 100 m butterfly and 200 m butterfly (competed for FR Yugoslavia); 2001 Tunis SWI bronze: 100 m butterfly (competed for FR Yugoslavia) |
| Georgios Marmaridis | GRE |
SHO | Olympics | 1960 | 0–0–1 1959 Beirut SHO bronze: 25 m rapid-fire pistol |
| Antonio Marmorino | ITA |
CSP | Olympics | 1996 | 0–1–0 1997 Bari CAN silver: C2 500 m |
| Mohamed Salah Marmouri | TUN |
BOX | Olympics | 1996—2000 | 1–0–1 1997 Bari BOX gold: light-middleweight -71 kg; 2001 Tunis BOX bronze: light-middleweight -71 kg |
| Zoran Maroević | YUG |
BKB | Olympics | 1968 | 1–0–0 1967 Tunis BAS gold |
| Miguel Ángel Maroto | ESP |
VVO | Olympics | 1992 | 0–0–1 1991 Athina VOL bronze |
| Raúl Maroto | ESP |
FEN | Olympics | 1988—1996 | 0–1–0 1993 Linguadoca-Roussillon FEN silver: épée |
| Milun Marović | SRB YUG |
BKB | Olympics | 1972 | 1–0–0 1971 İzmir BAS gold |
| Uroš Marović | SRB YUG |
WPO | Olympics | 1968—1976 | 2–1–0 1967 Tunis WAP gold; 1971 İzmir WAP gold; 1975 Al-Jaza'ir WAP silver |
| Luc Marquet | FRA |
VVO | Olympics | 1992 | 2–0–0 1993 Languedoc-Roussillon VOL gold; 1997 Bari VOL gold |
| Christian Marquis | FRA |
ROW | Olympics | 1980 | 1–0–0 1979 Split ROW gold: quadruple sculls |
| Georgios Marsellos | GRE |
ATH | Olympics / Opening Flagbearer | 1960—1964 | 1–1–0 1959 Beirut ATH gold: 110 m hurdles, silver: decathlon |
| Sante Marsili | ITA |
WPO | Olympics | 1972—1980 | 1–0–0 1975 Al-Jaza'ir WAP gold |
| Carlos Martí | ESP |
WPO | Olympics | 1948 | 1–0–0 1951 Al-Iskanderiya WAP gold |
| Jorge Martí | ESP |
SAL | Olympics | 1960 | 0–1–0 1955 Barcelona SAI silver: Flying Dutchman |
| Pavao Martić | CRO YUG |
ROW | Olympics | 1964 | 0–1–0 1963 Napoli ROW silver: eights |
| Jean-Jacques Martigne | FRA |
ROW | Olympics | 1984—1988 | 0–1–0 1991 Athina ROW silver: quadruple sculls |
| Jean-Paul Martin du Gard | FRA |
ATH | Olympics | 1952—1956 | 2–0–0 1951 Al-Iskanderiya ATH gold: 4×400 m relay; 1955 Barcelona ATH gold: 4×400 m relay |
| Blanca Martín-Calero | ESP |
HBL | Olympics | 1992 | 0–0–1 1993 Linguadoca-Roussillon HAN bronze |
| Beatriz Martín | ESP |
JUD | Olympics | 2000 | 0–0–1 1997 Bari JUD bronze: half-heavyweight -72 kg |
| Carmen Martín | ESP |
HBL | Olympics | 2012—2020 | 1–0–0 2005 Almería HAN gold |
| Claude Martin | FRA |
ROW | Olympics | 1952—1960 | 1–0–0 1955 Barcelona ROW gold: coxed pairs |
| David Martín | ESP |
WPO | Olympics / Coach | 2008—2024 | 2–1–0 2001 Tunis WAP gold; 2005 Almería WAP gold; 2009 Pescara WAP silver |
| Isidro Martín | ESP |
ROW | Olympics | 1980—1984 | 1–0–0 1979 Split ROW gold: eights |
| Mónica Martín | ESP |
GAR | Olympics | 1996 | 1–0–0 1993 Linguadoca-Roussillon GYM gold: team |
| Isidoro Martínez-Vela | ESP |
SWM | Olympics | 1948 | 0–1–0 1951 Al-Iskanderiya SWI silver: 4×200 m freestyle relay |
| Alfonso Martínez | ESP |
BKB | Olympics | 1960—1968 | 0–2–0 1959 Beirut BAS silver; 1963 Napoli BAS silver |
| Conchita Martínez | ESP |
TEN | Olympics | 1992—2004 | 1–0–0 1987 Latakia TEN gold: singles |
| David Martínez | ESP |
ATH | Olympics | 1992—2000 | 0–1–1 1991 Athina ATH bronze: discus throw; 2001 Tunis ATH silver: discus throw |
| Ferrán Martínez | ESP |
BKB | Olympics | 1988 | 0–1–0 1987 Latakia BAS silver |
| Irene Martínez | ESP |
GAR | Olympics | 1980—1984 | 2–3–2 1979 Split GYM silver: floor and team, bronze: all-around; 1983 Casablanca GYM gold: uneven bars and team, silver: floor, bronze: all-around |
| Javier Martínez | ESP |
ATH | Olympics | 1976 | 0–0–1 1975 Al-Jaza'ir ATH bronze: 4×100 m relay |
| Javier Martínez | ESP |
BOX | Olympics | 1988 | 0–0–1 1991 Athina BOX bronze: welterweight -67 kg |
| José Luis Martínez | ESP |
WLF | Olympics | 1988—1992 | 0–0–2 1987 Latakia WLT bronze: flyweight -52 kg; 1991 Athina WLT bronze: bantamweight -56 kg |
| José Manuel Martínez | ESP |
ATH | Olympics | 2004—2008 | 0–1–1 2005 Almería ATH bronze: half-marathon; 2009 Pescara ATH silver: half-marathon |
| Juan Martínez | ESP |
SWM | Olympics | 1968 | 1–0–1 1963 Napoli SWI bronze: 4×200 m freestyle relay; 1967 Tunis SWI gold: 4×100 m freestyle relay |
| Juan Antonio Martínez | ESP |
BKB | Olympics | 1968 | 0–1–0 1963 Napoli BAS silver |
| Luis Martínez | ESP |
SHO | Olympics | 2008 | 0–0–1 2001 Tunis SHO bronze: 10 m air rifle |
| Manuel Martínez | ESP |
ATH | Olympics | 1996—2008 | 2–1–0 2001 Tunis ATH gold: shot put; 2005 Almería ATH silver: shot put; 2009 Pescara ATH gold: shot put |
| Manuel Martínez | ESP |
FEN | Olympics | 1960 | 0–0–1 1959 Beirut FEN bronze: épée team |
| María Martínez | ESP |
TEN | Olympics | 2008—2012 | 0–1–0 2001 Tunis TEN silver: doubles |
| Mayté Martínez | ESP |
ATH | Olympics | 2000—2004 | 1–0–0 2005 Almería ATH gold: 4×400 m relay |
| Rafael Martínez | ESP |
GAR | Olympics | 2004—2008 | 4–0–3 2005 Almería GYM gold: all-around, floor, horizontal bar, and team, bronze: parallel bars; 2009 Pescara GYM bronze: parallel bars and team |
| Ramón Martínez | ESP |
FEN | Olympics | 1960 | 0–1–0 1959 Beirut FEN silver: sabre team |
| Santiago Martínez | ESP |
WLF | Olympics | 2004 | 1–0–2 2001 Tunis WLT middle-heavyweight -94 kg bronze: snatch and clean & jerk; 2005 Almería WLT middle-heavyweight -94 kg gold: snatch |
| Silvia Martínez | ESP |
GAR | Olympics | 1992 | 1–1–1 1991 Athina GYM gold: team, silver: all-around, bronze: horse vault |
| Bruno Martini | FRA |
HBL | Olympics | 1996—2000 | 0–1–0 1993 Linguadoca-Roussillon HAN silver |
| Flavio Martini | ITA |
CRD | Olympics | 1968 | 1–0–0 1967 Tunis CYC gold: road time trial team |
| Marco Martino | ITA |
ATH | Olympics | 1984 | 1–1–1 1983 Casablanca ATH bronze: discus throw; 1987 Latakia ATH gold: discus throw; 1991 Athina ATH silver: discus throw |
| Stefano Martinoli | ITA |
ROW | Olympics | 1956 | 0–1–0 1963 Napoli ROW silver: double sculls |
| Oliver Martinov | CRO |
ROW | Olympics | 2000 | 1–0–0 1997 Bari ROW gold: coxless fours |
| Marija Martinović-Šestak | SRB SCG SLO |
ATH | Olympics | 2000—2012 | 0–1–0 2001 Tunis ATH silver: triple jump (competed as Marija Martinović for FR Yugoslavia) |
| Branko Martinović | SRB YUG |
WRE | Olympics / Non-starter | 1960—1968 | 1–0–0 1963 Napoli WRE gold: Greco-Roman lightweight -70 kg |
| Tony Martins-Bordelo | FRA |
ATH | Olympics | 1992 | 0–0–1 1991 Athina ATH bronze: 5000 m |
| Miguel Martorell | ESP |
CTR | Olympics | 1960 | 2–0–1 1959 Beirut CYC gold: road race team and team pursuit, bronze: road race |
| Juan Martos | ESP |
BKB | Olympics | 1960 | 0–1–0 1959 Beirut BAS silver |
| Lorenzo Marugo | ITA |
SWM | Olympics | 1972 | 3–1–0 1971 İzmir SWI gold: 400 m medley; 1975 Al-Jaza'ir SWI gold: 400 m medley and 4×200 m freestyle relay, silver: 200 m medley |
| Sead Marušić | CRO YUG |
ROW | Olympics | 1988—1996 | 0–0–1 1993 Linguadoca-Roussillon ROW bronze: coxless fours (competed for Croatia) |