Poids Mi-Lourds Hommes
 | Marcos Brigagao | 0-2-0 REC | #6610 |  |
 | Marcos Conrado Jr. | 0-1-0 REC | #7363 | |
 | Mariusz Ksiazkiewicz | 0-2-0 REC | #4325 |  |
 | Mark Coleman | 7-5-0 UFC | #864 |  |
 | Mark Hall | 4-3-0 UFC | #2536 | |
 | Mark Schultz | 1-0-0 UFC | #4016 | |
 | Marthin Hamlet | 6-4-0 REC | #2291 |  |
 | Martin Zawada | 0-3-0 REC | #4819 |  |
 | Marvin Eastman | 1-4-0 UFC | #3121 | |
 | Mataeo Garner | 0-1-0 REC | #5217 | |
 | Matej Surin | 1-0-0 REC | #7236 |  |
 | Mateusz Duczmal | 0-2-0 REC | #3697 | |
 | Mateusz Strzelczyk | 5-6-0, 1NC REC | #736 | |
 | Matt Hamill | 10-5-0 UFC | #592 | |
 | Matt Lucas | 0-1-0 UFC | #4558 | |
 | Matt Van Buren | 0-2-0 UFC | #5724 | |
 | Matthew Byfield | 2-1-0 REC | #4765 |  |
 | Matvey Slyshkov | 0-2-0 REC | #3866 |  |
 | Maurice Smith | 4-3-0 UFC | #1210 | |
 | Mauricio Rua | 11-12-1 UFC | #366 | |