Poids Coqs Hommes
 | Jeremy Strobel Jr. | 1-0-0 REC | #4891 |  |
 | Jerrell Hodge | 0-1-0 REC | #6586 | |
 | Jerrod Sanders | 1-2-0, 1NC UFC | #4600 | |
 | Jesse Butler | 0-2-0 UFC | #4497 | |
 | Jesse Strader | 0-2-0 UFC | #5739 | |
 | Jessen Ramcharan | 0-1-0 REC | #7678 | |
 | Jhon Rodriguez Tacha | 0-1-0 REC | #5900 |  |
 | Ji Yong Yang | 1-1-0 REC | #2944 |  |
 | Jimmie Rivera | 7-4-0 UFC | #1578 | |
 | Jimmy Meza | 0-1-0 REC | #7665 | |
 | Jimmy Quinn | 3-2-0 REC | #3840 |  |
 | Jin Soo Son | 0-2-0 UFC | #4546 | |
 | Jinnosuke Kashimura | 2-2-0 REC | #1119 |  |
 | Joab Souza | 0-1-0 REC | #6285 |  |
| Joao Dos Santos | 0-1-0 REC | #6853 | |
 | Joao Lucas Oliveira | 1-1-0 REC | #5928 | |
 | Joao Menezes | 0-1-0 REC | #5946 | |
 | Joe Soto | 3-5-0 UFC | #2502 | |
 | Joey Gomez | 0-2-0 UFC | #4957 | |
 | John Beckett | 2-0-0 REC | #5225 | |