Poids Mi-Lourds Hommes
 | Joao Paulo Fagundes | 0-1-0 REC | #6814 |  |
 | Joe Moreira | 1-1-0 UFC | #4505 | |
 | Joe Schilling | 0-1-0 REC | #5055 |  |
 | Joe Slick | 1-1-0 UFC | #5108 | |
 | Joe Taylor | 2-1-0 REC | #1818 | |
 | Joe Vedepo | 0-2-0 UFC | #5432 | |
 | Joel Sutton | 2-0-0 UFC | #3989 | |
 | Joey Roberts | 0-1-0 UFC | #5345 | |
 | John Allan | 0-2-0, 1NC UFC | #3398 | |
 | John Dowdy | 0-1-0 UFC | #6902 | |
 | Johnny Walker | 8-7-0, 1NC UFC | #278 | |
 | Jonathan Wilson | 1-3-0 UFC | #3802 | |
 | Jordan Nandor | 1-2-0, 1NC REC | #2655 |  |
 | Jordan Wright | 2-5-0 UFC | #2795 | |
 | Jordan Young | 1-1-0 REC | #6739 | |
 | Jorge Gonzalez | #7318 |  | |
 | Jorick Montagnac | 6-3-0 REC | #1285 | |
 | Jose Carlos Lima | 0-1-0 REC | #5759 | |
 | Josh Schockman | 0-1-0 UFC | #6580 | |
 | Josh Stansbury | 1-2-0 UFC | #4260 | |