| Fighter | Record | Last Bout |
|---|---|---|
| Abus Magomedov | 29-7-1 | 2026-10-24 |
| Adrian Luna Martinetti | 17-2-0 | 2026-04-25 |
| Alberto Montes | 12-2-0 | 2026-07-18 |
| Alex Morono | 24-13-0 (1 NC) | 2026-02-07 |
| Alonzo Menifield | 18-6-1 | 2026-09-19 |
| Andre Muniz | 24-8-0 | 2025-10-04 |
| Anna Melisano | 6-2-0 | 2026-07-18 |
| Artur Minev | 7-1-0 | 2026-05-16 |
| Azamat Murzakanov | 16-1-0 | 2026-10-24 |
| Azat Maksum | 15-3-0 | 2025-10-25 |
| Belal Muhammad | 24-6-0 (1 NC) | 2026-06-06 |
| Bia Mesquita | 8-0-0 | 2026-06-20 |
| Brandon Moreno | 23-10-2 | 2026-09-12 |
| Bryce Mitchell | 19-4-0 | 2026-06-06 |
| Caio Machado | 8-4-1 | 2024-11-02 |
| Chepe Mariscal | 18-7-0 (1 NC) | 2025-11-15 |
| Connor Matthews | 7-4-0 | 2025-05-17 |
| Conor McGregor | 22-7-0 | 2026-07-11 |
| Cory McKenna | 8-4-0 | 2024-10-12 |
| Court McGee | 23-14-0 | 2026-10-03 |
| Daniel Marcos | 18-1-0 (1 NC) | 2025-11-08 |
| David Martinez | 14-1-0 | 2026-09-12 |
| Ding Meng | 35-11-0 | 2026-08-29 |
| Dom Mar Fan | 9-3-0 | 2026-05-02 |
| Don'Tale Mayes | 11-9-0 (1 NC) | 2025-05-03 |
| Eduarda Moura | 12-2-0 | 2026-09-19 |
| Eric McConico | 11-5-1 | 2026-08-15 |
| Francis Marshall | 10-3-0 | 2026-04-25 |
| Gabriel Miranda | 17-8-0 | 2025-03-29 |
| Gerald Meerschaert | 37-22-0 | 2026-05-02 |
| Ian Machado Garry | 17-2-0 | 2026-08-15 |
| Islam Makhachev | 29-1-0 | 2026-08-15 |
| Jack Della Maddalena | 18-4-0 | 2026-05-02 |
| Jackson McVey | 8-2-0 | 2026-08-22 |
| Jacob Malkoun | 10-3-0 | 2026-05-02 |
| Jake Matthews | 23-8-0 | 2026-05-30 |
| Jamie Mullarkey | 18-9-0 | 2026-01-31 |
| Jean Matsumoto | 18-2-0 | 2026-06-27 |
| Jim Miller | 39-19-0 (1 NC) | 2026-05-09 |
| Jonathan Martinez | 19-6-0 | 2024-11-16 |
| Jonathan Micallef | 10-1-0 | 2026-05-02 |
| Jose Daniel Medina | 11-7-0 | 2026-02-28 |
| Jose Montanha | 7-1-0 | 2026-08-08 |
| Joseph Morales | 15-2-0 | 2026-09-12 |
| Josias Musasa | 8-2-0 | 2025-09-27 |
| Julian Marquez | 9-6-0 | 2025-03-01 |
| Juliana Miller | 6-4-0 | 2026-08-08 |
| Kris Moutinho | 14-8-0 | 2026-02-28 |
| Lauren Murphy | 16-7-0 | 2025-07-12 |
| Lerone Murphy | 17-1-1 | 2026-03-21 |