Poids Plumes Hommes
 | Jan Masek | 2-3-0 REC | #1620 |  |
 | Jarno Errens | 1-3-0 UFC | #2779 |  |
 | Jason Knight | 4-5-0 UFC | #2227 |  |
 | Jason Young | 1-3-0 UFC | #3192 |  |
 | Javier Garcia | 1-1-0, 1NC REC | #4482 | |
 | Javier Reyes | 1-0-0 UFC | #411 |  |
 | Javier Vazquez | 1-0-0 UFC | #5311 | |
 | Jay Cucciniello | 0-1-0 UFC | #6005 | |
 | Jaylon McDaniel | 0-1-0 REC | #6892 | |
 | Jean Silva | 6-1-0 UFC | #109 |  |
 | Jean-Jacques Lubaya | 0-2-0 REC | #3766 |  |
 | Jeferson dos Santos | 0-1-0 REC | #5960 | |
 | Jefferson Pontes | 0-1-0 REC | #6976 | |
 | Jeka Saragih | 1-3-0 UFC | #2381 |  |
 | Jelle Zeegers | 0-1-0 REC | #6631 | |
 | Jeong Yeong Lee | 2-2-0 UFC | #1643 |  |
 | Jeremy Alba | 1-0-0 REC | #6566 | |
 | Jeremy Henry | 0-2-0 REC | #4075 | |
 | Jeremy Kennedy | 3-1-0 UFC | #1345 |  |
 | Jeremy Larsen | 0-3-0 UFC | #4582 | |