Poids Légers Hommes
 | Gianluca Rocca | 2-2-0 REC | #1087 |  |
 | Gianni Colaci | 1-0-0 REC | #7848 | |
 | Gift Harding | 1-0-0, 1NC REC | #2519 |  |
 | Gilbert Melendez | 1-6-0 UFC | #2048 | |
 | Ginji Arai | 0-1-0 REC | #5732 |  |
 | Gino van Steenis | 2-2-0 REC | #1031 |  |
 | Giorgi Gogotchuri | 0-1-0 REC | #5522 |  |
 | Giovanni Ragazzo | #7903 | | |
 | Glaico Franca | 1-2-0 UFC | #3494 |  |
 | Gleb Khabibulin | 2-1-1 REC | #1620 |  |
 | Gleidson Cutis | 0-1-0 REC | #7144 | |
 | Gleison Tibau | 16-12-0 UFC | #198 | |
 | Gokhan Aksu | 3-1-0 REC | #1420 |  |
 | Grant Dawson | 12-2-1 UFC | #133 | |
 | Grant Ogborne | 0-3-0 REC | #3619 |  |
 | Gray Maynard | 11-7-1, 1NC UFC | #601 | |
 | Gregor Gillespie | 7-1-0 UFC | #1446 | |
 | Guido Cannetti | 4-6-0 UFC | #2362 |  |
 | Guido Possidente | 0-1-0 REC | #7503 | |
 | Guilherme Gomes | 0-1-0 REC | #6398 | |