| Fighter | Record | Last Bout |
|---|---|---|
| Alexa Grasso | 17-5-1 | 2026-09-12 |
| Andreas Gustafsson | 12-3-0 | 2025-09-06 |
| Ateba Gautier | 11-1-0 | 2026-10-03 |
| Billy Ray Goff | 9-5-0 | 2026-08-08 |
| Bogdan Grad | 16-4-0 | 2026-08-01 |
| Bogdan Guskov | 18-4-1 | 2026-07-25 |
| Chris Gutierrez | 22-7-2 | 2025-10-04 |
| Ciryl Gane | 14-2-0 (1 NC) | 2026-06-14 |
| Clay Guida | 38-22-0 | 2024-12-07 |
| Cody Garbrandt | 15-8-0 | 2026-07-11 |
| Cody Gibson | 22-13-0 | 2026-07-25 |
| Davey Grant | 18-8-0 | 2026-04-25 |
| Denise Gomes | 13-3-0 | 2026-08-29 |
| Gabe Green | 12-5-0 | 2025-05-17 |
| Gable Steveson | 4-0-0 | 2026-09-19 |
| Gabriel Bonfim | 20-1-0 | 2026-11-07 |
| Gabriel Miranda | 17-8-0 | 2025-03-29 |
| Gabriel Santos | 12-2-0 | 2025-02-08 |
| Gabriella Fernandes | 11-4-0 | 2026-03-28 |
| Garrett Armfield | 10-5-0 | 2024-11-02 |
| Gaston Bolanos | 9-5-0 | 2026-06-20 |
| Gauge Young | 11-4-0 | 2026-08-22 |
| Geoff Neal | 16-8-0 | 2026-02-21 |
| Gerald Meerschaert | 37-22-0 | 2026-05-02 |
| Gianni Vazquez | 14-6-1 | 2026-08-08 |
| Giga Chikadze | 15-6-0 | 2026-09-19 |
| Gigi Canuto | 7-2-0 | 2026-08-08 |
| Gilbert Burns | 22-10-0 | 2026-04-18 |
| Gilbert Urbina | 8-5-0 | 2026-10-17 |
| Gillian Robertson | 17-9-0 | 2026-08-15 |
| Gokhan Saricam | 12-2-0 | 2026-04-18 |
| Grant Dawson | 24-3-1 | 2026-10-24 |
| Gregory Rodrigues | 20-6-0 | 2026-08-22 |
| Guilherme Pat | 6-2-0 | 2026-08-08 |
| Gunnar Nelson | 19-6-1 | 2025-03-22 |
| Guram Kutateladze | 13-5-0 | 2025-03-22 |
| Ian Machado Garry | 17-2-0 | 2026-08-15 |
| Jared Gooden | 23-10-0 | 2024-10-12 |
| Jared Gordon | 21-9-0 (1 NC) | 2026-05-09 |
| John Garza | 6-2-0 | 2026-07-11 |
| Justin Gaethje | 28-5-0 | 2026-06-14 |
| Kelvin Gastelum | 21-11-0 (1 NC) | 2026-04-11 |
| King Green | 36-17-1 (1 NC) | 2026-10-03 |
| Kron Gracie | 5-3-0 | 2024-12-07 |
| Lance Gibson Jr. | 10-2-0 | 2026-03-28 |
| Loopy Godinez | 14-6-0 | 2026-04-11 |
| Luis Gurule | 11-4-0 | 2026-05-30 |
| Magomed Gadzhiyasulov | 9-1-0 | 2025-01-11 |
| Mateusz Gamrot | 26-5-0 (1 NC) | 2026-08-08 |
| Max Gimenis | 6-2-0 | 2025-11-08 |