| Fighter | Record | Last Bout |
|---|---|---|
| Nikolay Veretennikov | 14-8-0 | 2026-05-16 |
| Nilson Rojas | 9-1-0 | 2026-08-29 |
| Nina Milosevic | 9-1-0 | 2026-08-01 |
| Noah Gugnon | 10-2-0 | 2026-08-01 |
| Nora Cornolle | 10-4-0 | 2026-09-05 |
| Norma Dumont | 13-3-0 | 2026-09-26 |
| Nursulton Ruziboev | 37-10-2 (2 NC) | 2026-09-05 |
| Nurullo Aliev | 12-0-0 | 2026-10-24 |
| Nyamjargal Tumendemberel | 10-1-0 | 2026-03-07 |
| Oban Elliott | 12-5-0 | 2026-08-01 |
| Ode Osbourne | 13-9-0 (2 NC) | 2026-02-21 |
| Ollie Schmid | 4-3-0 | 2026-05-02 |
| Otari Tanzilovi | 10-2-0 | 2026-06-20 |
| Ottman Azaitar | 13-3-0 | 2024-12-14 |
| Oumar Sy | 12-3-0 | 2026-09-05 |
| Ovince Saint Preux | 27-18-0 | 2024-10-05 |
| Ozzy Diaz | 10-4-0 | 2026-09-19 |
| Paddy Pimblett | 24-4-0 | 2026-07-11 |
| Pat Sabatini | 22-5-0 | 2026-05-09 |
| Patchy Mix | 20-3-0 | 2025-10-04 |
| Patricio Pitbull | 37-9-0 | 2026-09-19 |
| Paul Craig | 17-10-1 (1 NC) | 2025-09-06 |
| Paulo Costa | 16-4-0 | 2026-04-11 |
| Pavel Andrusca | 9-0-0 | 2026-09-05 |
| Payton Talbott | 11-1-0 | 2026-10-03 |
| Pedro Falcao | 16-5-0 | 2025-04-05 |
| Pedro Munhoz | 20-10-0 (2 NC) | 2024-11-02 |
| Petr Yan | 20-5-0 | 2026-10-24 |
| Phil Rowe | 11-7-0 | 2026-02-21 |
| Piera Rodriguez | 12-2-0 | 2026-03-14 |
| Polyana Viana | 13-9-0 | 2026-05-16 |
| Preston Parsons | 11-6-0 | 2025-01-11 |
| Priscila Cachoeira | 13-9-0 | 2026-06-06 |
| Puja Tomar | 9-6-0 | 2025-03-22 |
| Punahele Soriano | 13-5-0 | 2026-09-05 |
| Quang Le | 9-3-0 | 2025-09-13 |
| Quillan Salkilld | 13-1-0 | 2026-08-08 |
| Rafa Garcia | 19-4-0 | 2026-09-12 |
| Rafael Cerqueira | 11-4-0 | 2025-11-22 |
| Rafael Dos Anjos | 32-17-0 | 2026-10-03 |
| Rafael Estevam | 14-1-0 | 2026-04-04 |
| Rafael Fiziev | 14-5-0 | 2026-06-27 |
| Rafael Tobias | 14-3-0 | 2026-08-15 |
| Ramazan Temirov | 20-3-0 | 2026-10-24 |
| Ramiz Brahimaj | 13-7-0 | 2026-08-15 |
| Ramon Taveras | 10-4-0 | 2025-09-27 |
| Randy Brown | 20-8-0 | 2026-04-11 |
| Raoni Barcelos | 22-5-0 | 2026-09-26 |
| Raquel Pennington | 16-10-0 | 2024-10-05 |
| Raul Rosas Jr. | 12-1-0 | 2026-09-26 |