Combattants Brésil
| 651 |  | Luiz Jorge Dutra Jr | 0-2-0 UFC | #5455 |  |
| 652 |  | Lukas Cruz | 2-1-0 REC | #2805 | |
| 653 |  | Lyoto Machida | 16-8-0 UFC | #139 | |
| 654 |  | Mabelly Lima | 0-2-0 REC | #6773 | |
| 655 |  | Macksom Lee | 3-1-0 REC | #967 | |
| 656 |  | Magno Dias | 0-1-0 REC | #5678 | |
| 657 |  | Magnus Conrado | 0-1-0 REC | #6350 | |
| 658 |  | Magnus Kelly | 0-2-0 REC | #5085 | |
| 659 |  | Mahamed Aly | 0-1-0 REC | #3968 | |
| 660 |  | Maiara Amanajas | 0-1-0 REC | #7196 | |
| 661 |  | Maicon Kobayashi | 0-1-0 REC | #7472 | |
| 662 |  | Maicon Patricio | 1-0-0 REC | #1154 | |
| 663 |  | Maike Linhares | #7684 | | |
| 664 |  | Mailton Azevedo | 0-1-0 REC | #5864 | |
| 665 |  | Maiquel Falcao | 1-0-0 UFC | #5652 | |
| 666 |  | Maira Mazar | 1-2-0 REC | #5794 | |
| 667 |  | Mairon Santos | 4-0-0 UFC | #866 | |
| 668 |  | Manoel Silva | #7896 | | |
| 669 |  | Manoel Sousa | 1-0-0 UFC | #779 | |
| 670 |  | Marcel Adur | 0-1-0 REC | #5616 | |
| 671 |  | Marcel Fortuna | 1-2-0 UFC | #4118 | |
| 672 |  | Marcelo Aguiar | 0-1-0 UFC | #6097 | |
| 673 |  | Marcelo Golm | 1-3-0 UFC | #3316 | |
| 674 |  | Marcelo Guimaraes | 2-2-0 UFC | #3720 | |
| 675 |  | Marcelo Marques | 3-1-0 REC | #2311 | |