| Fighter | Record | Last Bout |
|---|---|---|
| Kai Asakura | 23-6-0 | 2026-08-29 |
| Lucas Alexander | 8-5-0 | 2025-02-01 |
| Lucas Almeida | 15-5-0 | 2025-10-11 |
| Magomed Ankalaev | 22-2-1 (1 NC) | 2026-07-25 |
| Mansur Abdul-Malik | 9-2-1 | 2026-08-15 |
| Melissa Amaya | 8-0-0 | 2026-09-26 |
| Michael Aljarouj | 13-4-0 (2 NC) | 2026-09-05 |
| Michael Aswell Jr. | 11-5-0 | 2026-09-19 |
| Nurullo Aliev | 12-0-0 | 2026-10-24 |
| Ottman Azaitar | 13-3-0 | 2024-12-14 |
| Pavel Andrusca | 9-0-0 | 2026-09-05 |
| Rafael Dos Anjos | 32-17-0 | 2026-10-03 |
| Steven Asplund | 8-2-0 | 2026-08-08 |
| Tahir Abdullayev | 20-3-0 | 2026-06-27 |
| Talita Alencar | 8-1-1 | 2026-04-25 |
| Tom Aspinall | 15-3-0 (1 NC) | 2025-10-25 |
| Victor Altamirano | 12-5-0 | 2024-09-28 |
| Viviane Araujo | 13-7-0 | 2025-06-28 |
| Waldo Cortes Acosta | 17-3-0 | 2026-09-12 |
| Yanal Ashmouz | 8-2-0 | 2025-06-07 |
| Yaroslav Amosov | 30-1-0 | 2026-05-09 |