Poids Mouches Hommes
 | Manel Kape | 8-3-0 UFC | #57 |  |
 | Mansur Nashaev | #3532 |  | |
 | Mansur Sadykov | #2940 | | |
 | Manuel Medina | #4534 |  | |
 | Marciano Ferreira | #8003 |  | |
 | Marcos Degli | 15-3-0 MMA | #322 | |
 | Marcus Vinicius Ferreira | #3858 | | |
 | Mariano Neto | #8471 | | |
 | Mario Ferreira | #5792 |  | |
 | Mark Climaco | #4980 | | |
 | Masatoshi Ueda | 22-14-3 MMA | #7184 |  |
 | Mason Carzino-Hartshorn | 8-2-0 MMA | #800 | |
 | Masud Zamonov | #7278 |  | |
 | Mateus Brauns | #6235 | | |
 | Mateus Mendonca | 0-3-0 UFC | #3777 | |
 | Matheus Nicolau | 7-4-0 UFC | #1353 | |
 | Matheus Severino | #2181 | | |
| Matheus Silva | #6184 | | |
| Matias Valdes | #8342 |  | |
 | Matt Schnell | 7-9-0, 1NC UFC | #988 | |