Tous les combattants
 | Jai Herbert | 4-5-1 UFC | #471 |  |
 | Jaida Harshman | #7994 |  | |
 | Jailton Almeida | 8-3-0 UFC | #390 |  |
 | Jaime Alvarez | 1-0-0 REC | #6337 | |
 | Jaime Lloyd | 1-0-0 REC | #2264 | |
 | Jaime Mora-Munoz | 0-1-0 REC | #7660 | |
 | Jaimee Nievera | 0-1-0 REC | #5361 | |
 | Jair de Oliveira | 0-1-0 REC | #5139 | |
 | Jair Farias | 0-1-0 REC | #6939 | |
 | Jairo Pacheco | 0-2-0 REC | #6078 | |
 | Jairzinho Rozenstruik | 9-6-0 UFC | #616 |  |
 | Jake Babian | 0-1-0 REC | #4143 | |
 | Jake Bower | 0-1-0 REC | #6575 | |
 | Jake Childers | 0-1-0 REC | #5745 | |
 | Jake Collier | 5-9-0 UFC | #1752 | |
 | Jake Ellenberger | 10-11-0 UFC | #950 | |
 | Jake Hadley | 3-4-0 UFC | #1313 | |
 | Jake Hecht | 1-2-0 UFC | #4509 | |
 | Jake Heun | 0-1-0 REC | #7541 | |
 | Jake Hixenbaugh | 0-2-0 REC | #4450 | |
 | Jake Lindsey | 0-3-0 UFC | #4708 | |
 | Jake Matthews | 16-8-0 UFC | #134 |  |
 | Jake McHugh | 4-1-0 REC | #377 | |
 | Jake O'Brien | 4-3-0 UFC | #2473 | |
 | Jake Quickenden | 1-0-0 REC | #6698 | |