Tous les combattants
 | Izzeddine Al Derbani | 0-1-0 REC | #4602 |  |
 | J.C. Cottrell | 0-2-0 UFC | #5520 |  |
 | J.P. Saint Louis | 1-0-0 REC | #3153 | |
 | Jaad Sekkal | 1-0-0 REC | #2263 |  |
 | Jacek Gac | 1-2-0 REC | #2963 |  |
 | Jacinta Austin | 3-1-0 REC | #1435 |  |
 | Jack Axworthy | #8021 |  | |
 | Jack Becker | 0-1-0 REC | #5242 | |
 | Jack Cartwright | 4-2-0 REC | #1073 | |
 | Jack Claffey | 1-1-0 REC | #6499 | |
 | Jack Congdon | 0-1-0 REC | #5199 | |
 | Jack Dedames | #7865 | | |
 | Jack Della Maddalena | 8-2-0 UFC | #66 | |
 | Jack Duffy | 0-1-0 REC | #5678 | |
 | Jack Eglin | 2-2-0 REC | #4931 | |
 | Jack Foote | 3-0-0 REC | #942 |  |
 | Jack Grant | 2-2-0 REC | #996 | |
 | Jack Hermansson | 11-8-0 UFC | #453 |  |
 | Jack Humphries | 5-0-0 REC | #1382 | |
 | Jack Jenkins | 4-2-0 UFC | #1285 | |
 | Jack Maguire | 1-0-0 REC | #6732 |  |
 | Jack Marshman | 3-5-0 UFC | #2883 |  |
 | Jack May | 0-2-0 UFC | #3941 | |
 | Jack McLaughlin | 0-1-0 UFC | #6454 | |
 | Jack McLoughlin | 2-1-0 REC | #589 | |