Poids Mi-Lourds Hommes
 | Joao Paulo Fagundes | 0-1-0 REC | #6805 |  |
 | Joe Moreira | 1-1-0 UFC | #4563 | |
 | Joe Schilling | 0-1-0 REC | #5078 |  |
 | Joe Slick | 1-1-0 UFC | #5113 | |
 | Joe Taylor | 2-1-0 REC | #1753 | |
 | Joe Vedepo | 0-2-0 UFC | #5455 | |
 | Joel Sutton | 2-0-0 UFC | #3983 | |
 | Joey Roberts | 0-1-0 UFC | #5311 | |
 | John Allan | 0-2-0, 1NC UFC | #3368 | |
 | John Dowdy | 0-1-0 UFC | #6897 | |
 | Johnny Walker | 8-7-0, 1NC UFC | #260 | |
 | Jonathan Wilson | 1-3-0 UFC | #3857 | |
 | Jordan Nandor | 1-2-0, 1NC REC | #2608 |  |
 | Jordan Wright | 2-5-0 UFC | #2776 | |
 | Jordan Young | 1-1-0 REC | #6673 | |
 | Jorge Gonzalez | #7275 |  | |
 | Jorick Montagnac | 6-3-0 REC | #1235 | |
 | Jose Carlos Lima | 0-1-0 REC | #5679 | |
 | Josh Schockman | 0-1-0 UFC | #6573 | |
 | Josh Stansbury | 1-2-0 UFC | #4226 | |