Poids Mi-Moyens Hommes
 | Gabriel Vinicius | 3-0-0 REC | #925 |  |
 | Galore Bofando | 1-1-0 UFC | #4329 |  |
 | Gamzat Khiramagomedov | 0-1-0 REC | #7215 |  |
 | Gasan Musakaev | 1-0-0 REC | #2019 | |
 | Gates Cook | 0-2-0 REC | #3957 |  |
 | Gaziyav Gaziev | 0-1-0 REC | #5545 | |
 | Geoff Neal | 8-6-0 UFC | #420 | |
 | George McManus | 1-3-0 REC | #3182 | |
 | Georges St. Pierre | 20-2-0 UFC | #15 |  |
 | Georgiy Kichigin | 0-1-0 REC | #6593 |  |
 | Geovanis Palacios | 1-0-0 REC | #6308 |  |
 | Gerald Harris | 3-1-0 UFC | #3099 | |
 | Geraldo Neto | 1-2-0 REC | #4050 | |
 | Giacomo Michelis | 5-0-0 REC | #1272 |  |
 | Giannis Bachar | 2-2-0 REC | #3086 |  |
 | Gideon Ray | 0-3-0 UFC | #4144 | |
 | Gil Castillo | 1-2-0 UFC | #2744 | |
 | Gilbert Burns | 15-10-0 UFC | #132 | |
 | Gilbert Urbina | 1-3-0 UFC | #2648 | |
 | Gilberto Sousa | 0-1-0 REC | #5385 | |