Poids Mi-Moyens Hommes
 | Georges St. Pierre | 20-2-0 UFC | #14 |  |
 | Georgiy Kichigin | 0-1-0 REC | #6366 |  |
 | Geovanis Palacios | 1-0-0 REC | #6508 |  |
 | Gerald Harris | 3-1-0 UFC | #3282 |  |
 | Geraldo Neto | 1-2-0 REC | #4296 |  |
 | Giacomo Michelis | 5-0-0 REC | #1537 |  |
 | Giannis Bachar | 2-2-0 REC | #3291 |  |
 | Gideon Ray | 0-3-0 UFC | #4318 | |
 | Gil Castillo | 1-2-0 UFC | #2914 | |
 | Gilbert Burns | 15-10-0 UFC | #152 | |
 | Gilberto Sousa | 0-1-0 REC | #5515 | |
 | Glaucio Eliziario | 0-1-0 REC | #7509 | |
 | Gleb Shadrin | 0-1-0 REC | #7649 |  |
 | Godofredo Castro | 5-6-0 UFC | #2293 | |
 | Goiti Yamauchi | 3-2-0 REC | #3286 | |
 | Gosha Kupreishvili | 1-1-0 REC | #1505 |  |
 | Greg Soto | 1-2-0 UFC | #4114 | |
 | Greg Sun | 0-1-0 REC | #7357 | |
 | Guilherme Vasconcelos | 0-1-0 UFC | #5193 | |
 | Gunnar Nelson | 10-6-0 UFC | #660 |  |