Tous les combattants
 | Ivans Kozecenkovs | 0-1-0 REC | #7634 |  |
 | Ivica Truscek | 2-1-0 REC | #1686 |  |
 | Iwo Baraniewski | 2-0-0 UFC | #325 |  |
 | Izabela Badurek | 0-1-0 UFC | #6086 | |
 | Izabela Walczak | 0-1-0 REC | #7259 | |
 | Izaque Simao | 0-1-0 REC | #6563 |  |
| Iznaur Bachulaev | 1-0-0 REC | #7879 |  |
 | Izzeddine Al Derbani | 0-1-0 REC | #4405 |  |
 | J.C. Cottrell | 0-2-0 UFC | #5200 |  |
 | J.P. Saint Louis | 1-0-0 REC | #2544 | |
 | Jaad Sekkal | 1-0-0 REC | #1695 |  |
 | Jacek Gac | 1-2-0 REC | #2553 | |
 | Jacinta Austin | 3-1-0 REC | #803 |  |
 | Jack Axworthy | #7727 |  | |
 | Jack Becker | 0-1-0 REC | #4707 | |
 | Jack Cartwright | 4-2-0 REC | #516 | |
 | Jack Claffey | 1-1-0 REC | #6014 | |
 | Jack Congdon | 0-1-0 REC | #5212 | |
 | Jack Dedames | #7498 | | |
 | Jack Della Maddalena | 8-2-0 UFC | #49 | |
 | Jack Duffy | 0-1-0 REC | #5557 | |
 | Jack Eglin | 2-2-0 REC | #4623 | |
 | Jack Foote | 3-0-0 REC | #298 |  |
 | Jack Grant | 1-2-0 REC | #4020 | |
 | Jack Hermansson | 11-8-0 UFC | #377 |  |