Poids Mi-Moyens Hommes
 | Jean-Paul Lebosnoyani | 1-0-0 UFC | #605 |  |
 | Jeff Joslin | 0-1-0 UFC | #5856 |  |
 | Jeremiah Wells | 5-2-0 UFC | #1136 | |
 | Jeremy Jackson | 0-2-0 UFC | #4607 | |
 | Jess Liaudin | 2-3-0 UFC | #2556 |  |
 | Jesse Lennox | 1-2-0 UFC | #3954 | |
 | Jesse Ronson | 0-5-0, 1NC UFC | #3237 | |
 | Jesse Sanders | 0-1-0 UFC | #6920 | |
 | Jessin Ayari | 1-3-0 UFC | #1786 |  |
 | Jim Wallhead | 0-2-0 UFC | #4451 |  |
 | Jingliang Li | 11-7-0 UFC | #418 |  |
 | Joaquin Buckley | 11-5-0 UFC | #140 | |
 | Joe Jordan | 0-1-0 UFC | #6547 | |
 | Joe Merritt | 0-1-0 UFC | #5567 | |
 | Joel Alvarez | 8-2-0 UFC | #281 |  |
 | John Hathaway | 7-2-0 UFC | #1379 | |
 | John Howard | 7-7-0 UFC | #1039 | |
 | John Maguire | 2-3-0 UFC | #3544 | |
 | Jon Koppenhaver | 1-1-0 UFC | #3227 | |
 | Jon Manley | 0-1-0 UFC | #6688 | |