 Masanori Miyamoto | Gewichtheffen |
| Hazuki Miyamoto | Aquatics |
| Yusuke Miyata | Canoe/Kayak |
| Keiji Mizumoto | Canoe/Kayak |
 Lili Mizuno | Gymnastiek |
| Naoki Mizunuma | Aquatics |
 Kristina Mladenovic | Tennis |
 Medhat Moataz | |
 Marlon Modolo Zanotelli | Ruiter |
 Sondre Nordstad Moen | Athletiek |
 Jill Moffatt | Roeien |
 Igor Mogne | Aquatics |
 Daniela Mogurean | Gymnastiek |
 Khairul Anuar Mohamad | Boogschieten |
| Nur Shazrin Mohamad Latif | Zeilen |
| Omar Mohamed | Gymnastiek |
 Esraa Mohamed Ahmed Mohamed | Roeien |
| Nur Suryani Mohd Taibi | Schieten |
| Lila Mohsen | Aquatics |
 Mohamed Mohumed | Athletiek |
 Pheeha Desmond Mokgobu | Athletiek |
| Stephen Mokoka | Athletiek |
 Barbora Mokosová | Gymnastiek |
 Mario Mola | Triatlon |
| Yul Moldauer | Gymnastiek |