Tous les combattants
 | Jae Hoon Lee | 0-1-0 REC | #7109 |  |
 | Jae Hyun Park | 1-2-0 REC | #2763 | |
 | Jaeleen Robledo | 1-0-0 REC | #3250 |  |
 | Jafel Filho | 3-3-0 UFC | #1384 |  |
 | Jai Herbert | 4-5-1 UFC | #632 |  |
 | Jaida Harshman | 0-1-0 REC | #6379 | |
 | Jailton Almeida | 8-3-0 UFC | #444 | |
 | Jaime Alvarez | 1-0-0 REC | #6410 | |
 | Jaime Lloyd | 1-0-0 REC | #2527 | |
 | Jaime Mora-Munoz | 0-1-0 REC | #7783 | |
 | Jaimee Nievera | 0-1-0 REC | #5559 | |
 | Jainer Ruiz-Jimenez | 0-1-0 REC | #6243 |  |
 | Jair de Oliveira | 0-1-0 REC | #5293 | |
 | Jair Farias | 0-1-0 REC | #7263 | |
 | Jairo Pacheco | 0-2-0 REC | #6128 | |
 | Jairzinho Rozenstruik | 9-6-0 UFC | #638 |  |
 | Jake Babian | 0-1-0 REC | #4095 | |
 | Jake Bower | 0-1-0 REC | #6936 | |
 | Jake Childers | 0-1-0 REC | #5989 | |
 | Jake Collier | 5-9-0 UFC | #1733 | |
 | Jake Ellenberger | 10-11-0 UFC | #909 | |
 | Jake Hadley | 3-4-0 UFC | #1363 | |
 | Jake Hecht | 1-2-0 UFC | #4518 | |
 | Jake Heun | 0-1-0 REC | #7691 | |
 | Jake Hixenbaugh | 0-2-0 REC | #4669 | |