Poids Plumes Hommes
 | Maike Linhares | #7352 |  | |
 | Mairbek Aydaev | 1-1-0 REC | #2886 |  |
 | Mairon Santos | 4-0-0 UFC | #706 | |
 | Makharbek Karginov | 4-1-0 REC | #710 | |
 | Makhmud Akimov | #7693 | | |
 | Makwan Amirkhani | 7-7-0 UFC | #1370 |  |
 | Malek Benmoussa | 2-0-0 REC | #7003 |  |
 | Malik Thompson | 1-0-0 REC | #775 |  |
 | Mamatkasym Akmatov | 0-1-0 REC | #6278 |  |
 | Manjoor Alam | #7558 |  | |
 | Manny Akpan | 0-1-0 REC | #7147 |  |
 | Manolo Zecchini | 0-2-0 UFC | #1964 |  |
 | Mansur Dzhamburaev | 1-1-0 REC | #2365 | |
 | Mansur Sadykov | 1-0-0 REC | #2168 | |
 | Manuel Exposito | 0-1-0 REC | #4378 |  |
 | Marcelo Rojo | 0-3-0 UFC | #3616 | |
 | Marcio Barbosa | 1-0-0 UFC | #254 | |
| Marco Hernandez | 0-1-0 REC | #7510 | |
 | Marco Novak | 4-2-0 REC | #1348 |  |
 | Marcondes Bastos | 0-1-0 REC | #7126 | |