Poids Mi-Moyens Hommes
 | Jon Koppenhaver | 1-1-0 UFC | #3330 |  |
 | Jon Manley | 0-1-0 UFC | #6746 | |
 | Jon Tuck | 4-5-0 UFC | #2521 |  |
 | Jonathan Goulet | 4-5-0 UFC | #2570 |  |
 | Jonathan Meunier | 1-1-0 UFC | #3469 | |
 | Jonathan Micallef | 3-0-0 UFC | #477 |  |
 | Jonavin Webb | 0-2-0 UFC | #5231 | |
 | Jonny Parsons | 1-0-0 UFC | #3960 | |
 | Jordan Mein | 5-4-0 UFC | #2433 | |
 | Jordan Radev | 0-2-0 UFC | #5081 |  |
 | Jorge Lopez | 0-2-0 UFC | #4730 | |
 | Jorge Masvidal | 12-10-0 UFC | #317 | |
 | Jorge Santiago | 1-5-0 UFC | #3488 |  |
 | Jose Henrique | 1-0-0 UFC | #1277 | |
 | Josh Burkman | 6-12-0, 1NC UFC | #1844 | |
 | Josh Koscheck | 15-10-0 UFC | #303 | |
 | Josh Neer | 6-9-0 UFC | #1896 | |
 | Josh Quinlan | 1-3-0 UFC | #3437 | |
 | Josh Rafferty | 0-1-0 UFC | #5940 | |
 | Josh Stuart | 0-1-0 UFC | #5699 | |