Poids Coqs Hommes
 | Jean Matsumoto | 3-2-0 UFC | #1081 |  |
 | Jeff Curran | 0-3-0 UFC | #4268 |  |
 | Jeff Hougland | 1-2-0 UFC | #4234 | |
 | Jens Pulver | 6-2-1 UFC | #634 | |
 | Jeovanny de Oliveira | 0-1-0 REC | #6404 | |
 | Jeremy Strobel Jr. | 1-0-0 REC | #4474 | |
 | Jerrell Hodge | 0-1-0 REC | #6401 | |
 | Jerrod Sanders | 1-2-0, 1NC UFC | #4426 | |
 | Jesse Butler | 0-2-0 UFC | #4529 | |
 | Jesse Strader | 0-2-0 UFC | #5361 | |
 | Jessen Ramcharan | 0-1-0 REC | #7387 | |
 | Jhon Rodriguez Tacha | 0-1-0 REC | #5821 |  |
 | Ji Yong Yang | 1-1-0 REC | #2669 |  |
 | Jimmie Rivera | 7-4-0 UFC | #1494 | |
 | Jimmy Meza | 0-1-0 REC | #7389 | |
 | Jimmy Quinn | 3-2-0 REC | #3672 |  |
 | Jin Soo Son | 0-2-0 UFC | #4389 | |
 | Jinnosuke Kashimura | 2-2-0 REC | #658 |  |
 | Joab Souza | 0-1-0 REC | #6044 | |
| Joao Dos Santos | 0-1-0 REC | #6874 | |