Poids Lourds Hommes
 | Marsel Sychev | #7539 |  | |
 | Martin Buday | 7-1-0 UFC | #576 |  |
 | Masashi Inada | 1-1-0 REC | #4099 |  |
 | Masutatsu Yano | 0-1-0 UFC | #6554 | |
 | Matheus Fonseca | 0-1-0 REC | #6642 |  |
 | Matheus Scheffel | 3-7-0, 1NC REC | #2856 | |
 | Matt Adams | 3-2-0 REC | #1692 |  |
 | Matt Andersen | 0-1-0 UFC | #6211 | |
 | Matt Mitrione | 9-5-0 UFC | #1034 | |
 | Matunga Djikasa | 0-1-0 REC | #5314 |  |
 | Matusalem dos Santos | 0-1-0 REC | #6094 | |
 | Maurice Greene | 4-4-0 UFC | #2041 | |
 | Mauricio Queiroz | 0-1-0 REC | #6795 | |
 | Mauro Cerilli | 1-0-0 REC | #1976 |  |
 | Max Gimenis | 0-1-0 UFC | #2838 | |
 | Max Yoshida | 0-1-0 REC | #5422 | |
 | Maxwell Djantou Nana | 3-1-0 REC | #1041 |  |
 | Melton Bowen | 0-1-0 UFC | #7010 | |
 | Michal Kita | 1-1-0 REC | #6519 |  |
 | Michal Martinek | 3-5-0 REC | #704 |  |