Poids Mi-Moyens Hommes
 | Jefferson Nascimento | 0-1-0 UFC | #371 |  |
 | Jeffrey Craig | 1-0-0 REC | #6819 |  |
 | Jeremiah Humphrey | 0-1-0 REC | #7361 | |
 | Jeremiah Robinson | 1-0-0 REC | #7075 | |
 | Jeremiah Wells | 5-2-0 UFC | #1177 | |
 | Jeremy Jackson | 0-2-0 UFC | #4776 | |
 | Jeremy Landowski | #7842 | | |
 | Jess Liaudin | 2-3-0 UFC | #2689 |  |
 | Jesse Lennox | 1-2-0 UFC | #4178 | |
 | Jesse Ronson | 0-5-0, 1NC UFC | #3322 |  |
 | Jesse Sanders | 0-1-0 UFC | #6886 | |
 | Jesse Urholin | 0-1-0 REC | #7446 |  |
 | Jessin Ayari | 1-3-0 UFC | #2058 |  |
 | Jim Wallhead | 0-2-0 UFC | #4523 |  |
 | Jimmy Drago | 0-1-0 REC | #4680 | |
 | Jingliang Li | 11-7-0 UFC | #431 |  |
 | Jivko Stoimenov | 0-1-0 REC | #7360 |  |
 | Jixie Molapo | 1-1-0 REC | #2679 |  |
 | Joaquin Buckley | 11-6-0 UFC | #146 | |
 | Joe Jordan | 0-1-0 UFC | #6567 | |