Poids Mi-Lourds Hommes
 | Marcos Brigagao | #6706 |  | |
 | Marcos Conrado Jr. | #7743 | | |
 | Mariusz Ksiazkiewicz | #4811 |  | |
 | Mark Coleman | 7-5-0 UFC | #949 |  |
 | Mark Hall | 4-3-0 UFC | #2753 | |
 | Mark Schultz | 1-0-0 UFC | #4462 | |
 | Marthin Hamlet | #2535 |  | |
 | Martin Zawada | #5503 |  | |
 | Marvin Eastman | 1-4-0 UFC | #3419 | |
 | Mataeo Garner | #4003 | | |
 | Matej Surin | #7911 |  | |
 | Mateusz Duczmal | #4615 | | |
 | Mateusz Strzelczyk | #1497 | | |
 | Matheus Moraes | 1-1-0 MMA | #8281 | |
 | Matt Adams | 6-3-0 MMA | #1776 | |
 | Matt Hamill | 10-5-0 UFC | #658 | |
 | Matt Lucas | 0-1-0 UFC | #5263 | |
 | Matt Van Buren | 0-2-0 UFC | #6347 | |
 | Matthew Byfield | #5423 |  | |
 | Matthew O'Rourke | #6643 |  |