Poids Mi-Moyens Hommes
 | Jorge Lopez | 0-2-0 UFC | #4691 |  |
 | Jorge Masvidal | 12-10-0 UFC | #334 | |
 | Jorge Santiago | 1-5-0 UFC | #3593 |  |
 | Jose Barrios Vargas | 0-1-0 REC | #5996 |  |
 | Jose Henrique | 1-0-0 UFC | #1649 | |
 | Jose Marcos | 0-1-0 REC | #5789 | |
 | Josef Hala | 1-0-0 REC | #7968 |  |
 | Joseilton Santos | 1-1-0 REC | #2871 | |
 | Josenaldo Silva | 0-1-0 REC | #7445 | |
 | Joseph Luciano | 1-2-0 REC | #4095 |  |
 | Josh Burkman | 6-12-0, 1NC UFC | #1842 | |
 | Josh Koscheck | 15-10-0 UFC | #323 | |
 | Josh Neer | 6-9-0 UFC | #1912 | |
 | Josh Quinlan | 1-3-0 UFC | #3507 | |
 | Josh Rafferty | 0-1-0 UFC | #5948 | |
 | Josh Stuart | 0-1-0 UFC | #5910 | |
 | Joshua Nakagawa | 0-1-0 REC | #7729 | |
 | Joshua Onwordi | 1-3-0 REC | #3439 |  |
 | Josiah Harrell | 0-1-0 UFC | #1755 | |
 | Juan Manuel Suarez | 0-2-0 REC | #5426 |  |