Tous les combattants
 | Julien Pierre Lopez | 2-3-0 REC | #2666 |  |
 | Juliet Ukah | 3-1-0 REC | #963 |  |
 | Julieta Martinez | 1-0-0 REC | #3347 |  |
 | Julija Pajic | 0-2-0 REC | #4675 |  |
 | Julija Stoliarenko | 2-7-0 UFC | #2534 |  |
 | Julio Arce | 6-4-0 UFC | #456 |  |
 | Julio Cesar Neves | 0-2-0 REC | #5255 |  |
 | Julio Larrave | 1-0-0 REC | #3581 | |
 | Julio Paulino | 0-2-0 UFC | #4634 | |
 | Julio Pereira | 2-0-0 REC | #1587 | |
 | Julio Spadaccini | 1-0-0 REC | #1872 | |
 | Julius Anglickas | 1-2-0 REC | #4832 | |
 | Julius Vega | 1-0-0 REC | #6748 | |
 | Julius Walker | 1-3-0 UFC | #1409 | |
 | Jumabieke Tuerxun | 0-3-0 UFC | #3728 |  |
 | Jun Yong Park | 9-4-0 UFC | #608 |  |
 | Jun Young Hong | 0-2-0 REC | #3299 | |
 | Jung Hyun Lee | 1-2-0 REC | #1531 | |
 | Junie Browning | 1-1-0 UFC | #4337 | |
 | Junior Albini | 1-4-0 UFC | #3499 | |
 | Junior Assis | 0-1-0 REC | #7380 | |
 | Junior Assuncao | 2-3-0 UFC | #3838 | |
 | Junior Dos santos | 15-8-0 UFC | #159 | |
 | Junior Duarte | 0-1-0 REC | #7604 | |
 | Junior Hernandez | 2-0-1 REC | #2210 |  |