Poids Plumes Hommes
 | Magomed Termulaev | 0-1-0 REC | #5312 |  |
 | Maike Linhares | #7105 |  | |
 | Mairbek Aydaev | 1-1-0 REC | #2650 | |
 | Mairon Santos | 4-0-0 UFC | #473 | |
 | Makharbek Karginov | 4-1-0 REC | #389 | |
 | Makwan Amirkhani | 7-7-0 UFC | #1315 |  |
 | Malek Benmoussa | 1-0-0 REC | #7359 |  |
 | Mamatkasym Akmatov | 0-1-0 REC | #5906 |  |
 | Manjoor Alam | #7310 |  | |
 | Manny Akpan | 0-1-0 REC | #6987 |  |
 | Manolo Zecchini | 0-1-0 UFC | #2611 |  |
 | Mansur Dzhamburaev | 1-1-0 REC | #2045 | |
 | Mansur Sadykov | 1-0-0 REC | #1857 | |
 | Manuel Exposito | 0-1-0 REC | #4423 |  |
 | Marcelo Rojo | 0-3-0 UFC | #3569 | |
 | Marcio Barbosa | 3-0-0 REC | #1249 | |
 | Marco Novak | 4-2-0 REC | #1066 |  |
 | Marcondes Bastos | 0-1-0 REC | #6875 | |
 | Marcos Rodrigues | 0-3-0 REC | #2951 | |
 | Marcos Vinicius | 1-2-0 UFC | #4232 | |