Poids Plumes Hommes
 | Jason Young | 1-3-0 UFC | #3392 |  |
 | Javier Reyes | 1-1-0 UFC | #897 |  |
 | Javier Vazquez | 1-0-0 UFC | #5323 |  |
 | Jay Cucciniello | 0-1-0 UFC | #6101 | |
 | Jean Silva | 6-1-0 UFC | #131 |  |
 | Jeka Saragih | 1-3-0 UFC | #2499 |  |
 | Jeong Yeong Lee | 2-2-0 UFC | #1708 |  |
 | Jeremy Kennedy | 3-1-0 UFC | #1512 |  |
 | Jeremy Larsen | 0-3-0 UFC | #5017 | |
 | Jesus Pinedo | 1-1-0 UFC | #374 |  |
 | Jianping Yang | 0-1-0 UFC | #5907 |  |
 | Jim Alers | 1-2-0, 1NC UFC | #4025 | |
 | Jim Hettes | 3-3-0 UFC | #3455 | |
 | Joanderson Brito | 7-3-0 UFC | #313 | |
 | Joao Roque | 0-1-0 UFC | #5153 |  |
 | Joey Gambino | 0-2-0 UFC | #5269 | |
 | John Albert | 1-4-0 UFC | #3700 | |
 | John Cofer | 0-2-0 UFC | #5541 | |
 | John Gunderson | 1-2-0 UFC | #4654 | |
 | John Teixeira da Conceicao | 0-1-0 UFC | #3528 | |