Poids Moyens Hommes
 | Jansey Silva | 0-1-0 REC | #7021 |  |
 | Jared Cannonier | 11-9-0 UFC | #201 |  |
 | Jarome Woodbury | 1-0-0 REC | #2782 | |
 | Jarrah Al-Silawi | 4-5-0 REC | #1686 |  |
 | Jason Butcher | 0-2-0 REC | #6096 | |
 | Jason Day | 1-2-0 UFC | #4234 |  |
 | Jason MacDonald | 6-8-0 UFC | #1974 | |
 | Jason Miller | 0-3-0 UFC | #3618 | |
 | Jason Thacker | 0-1-0 UFC | #6462 | |
 | Jay Manning | 0-1-0 REC | #5647 | |
 | Jay Silva | 0-2-0 UFC | #4457 | |
 | Jeff Jankowski | #7849 | | |
 | Jeremy Horn | 6-7-0 UFC | #1637 | |
 | Jesse Bongfeldt | 0-1-1 UFC | #6188 | |
 | Jesse Forbes | 0-3-0 UFC | #4577 | |
 | Jesse Taylor | 1-1-0 UFC | #4789 | |
 | Jessy Joaquim | 0-1-0 REC | #5468 |  |
 | Jhonoven Pati | 0-1-0 REC | #7135 | |
 | Jhony Gregory | 1-1-0 REC | #1577 | |
 | Jimmie Pace Jr. | 0-1-0 REC | #5004 | |