Poids Mi-Moyens Hommes
 | Geoff Neal | 8-6-0 UFC | #479 |  |
 | George McManus | 1-3-0 REC | #3547 |  |
 | Georges St. Pierre | 20-2-0 UFC | #14 |  |
 | Georgiy Kichigin | 0-1-0 REC | #6276 |  |
 | Geovanis Palacios | 1-0-0 REC | #6498 |  |
 | Gerald Harris | 3-1-0 UFC | #3405 | |
 | Geraldo Neto | 1-2-0 REC | #4488 |  |
 | Giacomo Michelis | 5-0-0 REC | #1694 |  |
 | Giannis Bachar | 2-2-0 REC | #3394 |  |
 | Gideon Ray | 0-3-0 UFC | #4421 | |
 | Gil Castillo | 1-2-0 UFC | #2944 | |
 | Gilbert Burns | 15-10-0 UFC | #175 | |
 | Gilberto Sousa | 0-1-0 REC | #5624 | |
 | Glaucio Eliziario | 0-1-0 REC | #7545 | |
 | Gleb Shadrin | 0-1-0 REC | #7843 |  |
 | Godofredo Castro | 5-6-0 UFC | #2318 | |
 | Goiti Yamauchi | 3-2-0 REC | #3390 | |
 | Gosha Kupreishvili | 1-1-0 REC | #1837 |  |
 | Greg Soto | 1-2-0 UFC | #4246 | |
 | Greg Sun | 0-1-0 REC | #7500 | |