Poids Plumes Hommes
 | Jonatan Kujawa | 0-2-0 REC | #4587 |  |
 | Jonathan Caetano | 0-1-0 REC | #5344 |  |
 | Jonathan Pearce | 5-4-0 UFC | #1611 |  |
 | Jonathan Powell | #7841 | | |
 | Joo Sang Yoo | 1-1-0 UFC | #2400 |  |
 | Jora Ayvazyan | 3-0-0 REC | #1314 |  |
 | Jordan Barton | 1-1-0 REC | #5145 |  |
 | Jordan Bradshaw | 3-0-0 REC | #1052 |  |
 | Jordan Griffin | 1-4-0 UFC | #3319 | |
 | Jordan Leavitt | 6-4-0 UFC | #508 | |
 | Jordan Oliver | 3-0-0 REC | #2779 | |
 | Jordy Bakkes | 1-2-1 REC | #4190 |  |
 | Jose Delano | 1-0-0 UFC | #704 | |
 | Jose Delgado | 3-1-0 UFC | #638 | |
 | Jose Perez | 1-1-0 REC | #4782 | |
 | Jose Sanchez | 0-1-0 REC | #6364 |  |
 | Jose-Angel Rebolledo | 0-1-0 REC | #5198 |  |
 | Josef Stummer | 5-2-0 REC | #1075 |  |
 | Josh Abraham | 2-2-0 REC | #1452 | |
 | Josh Blyden | 0-1-0 REC | #7448 | |