Poids Coqs Hommes
 | John Lineker | 12-4-0 UFC | #502 |  |
 | John MaCalolooy | 0-1-0 REC | #6957 |  |
 | John Sweeney | 1-1-0 REC | #4802 | |
 | John Yannis | 1-2-0 UFC | #735 | |
 | Johnny Bedford | 2-3-0, 1NC UFC | #3324 | |
 | Johnny Campbell | 0-1-0 REC | #6817 | |
 | Johnny Eduardo | 3-5-0 UFC | #2943 | |
 | Johnny Gill | 1-1-0 REC | #6240 | |
 | Johnny Munoz Jr | 2-4-0 UFC | #3216 | |
 | Johnny Robles | 1-0-0 REC | #3498 | |
 | Joji Goto | 3-1-0 REC | #1326 |  |
 | Jon Saragih | 0-1-0 REC | #6948 |  |
 | Jonas Magard | 7-2-0 REC | #1043 |  |
 | Jonathan Brookins | 2-3-0 UFC | #3002 | |
 | Jonathan Davison | #7870 |  | |
 | Jonathan Martinez | 10-5-0 UFC | #718 | |
 | Jordan Elliott | 0-1-0 REC | #7080 |  |
 | Jordan Howard | 1-0-0 REC | #7494 | |
 | Jordan O'Neill | #7804 | | |
 | Jordan Winski | 1-1-0 REC | #5927 | |