Poids Mi-Moyens Hommes
 | Jess Liaudin | 2-3-0 UFC | #2778 |  |
 | Jesse Lennox | 1-2-0 UFC | #4353 |  |
 | Jesse Ronson | 0-5-0, 1NC UFC | #3425 |  |
 | Jesse Sanders | 0-1-0 UFC | #7026 | |
 | Jesse Urholin | 0-1-0 REC | #7476 |  |
 | Jessin Ayari | 1-3-0 UFC | #2314 |  |
 | Jim Wallhead | 0-2-0 UFC | #4681 |  |
 | Jimmy Drago | 0-1-0 REC | #4748 | |
 | Jingliang Li | 11-7-0 UFC | #490 |  |
 | Jivko Stoimenov | 0-1-0 REC | #7532 |  |
 | Jixie Molapo | 1-1-0 REC | #3102 |  |
 | Joaquin Buckley | 11-6-0 UFC | #149 | |
 | Joaquin Garcia | 0-1-0 REC | #6982 | |
 | Joe Jordan | 0-1-0 UFC | #6815 | |
 | Joe Merritt | 0-1-0 UFC | #5892 | |
 | Joe Middleton | 3-1-0 REC | #1502 | |
 | Joel Alvarez | 8-4-0 UFC | #309 |  |
 | Joel dos Santos | 0-2-0 REC | #5490 |  |
 | Joel Salviano | 0-1-0 REC | #5784 | |
 | Joey Davis | 0-1-0 REC | #7089 | |