Greg Mayer
| First Name : | Greg |
| Last name : | Mayer |
| Record : | 2 - 1 - 0 (Wins - Losses - Draws) |
| Wins : |
1 Submission (Rear-Naked Choke) (50%) 1 KO (Punches) (50%) |
| Losses : | 1 Submission (Heel Hook) (100%) |
| Match Stats | ||||||
| Result | Opponent | Method | Event Title | Date | Round | Time |
| Lost | Charlie Valencia | Submission (Heel Hook) | KOTC 29 - Renegades | Sep 5, 2003 | 2 | 1:43 Sec |
| Win | Jamal Perkins | Submission (Rear-Naked Choke) | KOTC 25 - Flaming Fury | Jun 29, 2003 | 1 | 0:38 Sec |
| Win | Bao Quach | KO (Punches) | KOTC 8 - Bombs Away | Apr 29, 2001 | 1 | 0:17 Sec |