Poids Plumes Hommes
 | Jeong Yeong Lee | 2-2-0 UFC | #1554 |  |
 | Jeremy Alba | 1-0-0 REC | #6366 |  |
 | Jeremy Henry | 0-2-0 REC | #3905 | |
 | Jeremy Kennedy | 3-1-0 UFC | #1259 |  |
 | Jeremy Larsen | 0-3-0 UFC | #4396 | |
 | Jerry Kvarnstrom | 0-1-0 REC | #7208 |  |
 | Jesse Stirn | 1-3-0 REC | #4732 | |
 | Jesus Pinedo | 1-1-0 UFC | #891 |  |
 | Jhonatan Cordeiro | 0-1-0 REC | #5315 |  |
 | Jianping Yang | 0-1-0 UFC | #6227 |  |
 | Jim Alers | 1-2-0, 1NC UFC | #3638 | |
 | Jim Hettes | 3-3-0 UFC | #3076 | |
 | Jin Aoi | 0-1-0 REC | #5142 |  |
 | Jin Wakita | 0-1-0 REC | #5513 | |
 | Joan Rodriguez | 0-1-0 REC | #5066 |  |
 | Joanderson Brito | 6-3-0 UFC | #469 | |
 | Joao Pedro Moreira | 1-1-0 REC | #2556 | |
 | Joao Pedro Saldanha | 1-1-0 REC | #6281 | |
 | Joao Roque | 0-1-0 UFC | #4945 |  |
 | Joe Doyle | 0-2-0 REC | #3711 |  |