Tous les combattants
 | Joshua Onwordi | 1-2-0 REC | #3937 |  |
 | Joshua Perreira | 1-0-0 REC | #6558 |  |
 | Joshua Simpson | 1-0-0 REC | #3876 | |
 | Joshua Van | 10-1-0 UFC | #19 |  |
 | Joshua Weems | 0-1-0 UFC | #3582 | |
 | Josiah Harrell | 0-1-0 UFC | #1455 | |
 | Josiah Reyes | 1-1-0 REC | #5366 | |
 | Josiane Nunes | 3-3-0 UFC | #2452 |  |
 | Josiane Oliveira | 0-1-0 REC | #6989 | |
 | Josias Musasa | 0-2-0 UFC | #2531 |  |
 | Josiel Silva | 3-0-0, 1NC REC | #1677 | |
 | Jostin Quilca | 0-1-0 REC | #5468 |  |
 | Josua Hernandez | 0-1-0 REC | #7094 |  |
 | Jota Ninomiya | 0-1-0 REC | #7349 | |
 | Journey Newson | 1-4-0, 1NC UFC | #3278 | |
 | Jovan Leka | 1-0-0 REC | #2261 |  |
 | Jovan Zeljkovic | 0-1-0 REC | #5703 | |
 | Jovana Dukic | 0-1-0 REC | #6729 | |
 | Jovidon Khojaev | 0-1-0 REC | #6223 |  |
 | Joy Pendell | 2-1-0 REC | #2647 | |
 | Jozef Jaloviar | 0-1-0 REC | #7447 |  |
 | Jozef Wittner | 1-3-0 REC | #3358 | |
 | Jozette Cotton | 0-1-0 REC | #6677 | |
 | JP Buys | 0-4-0 UFC | #3201 |  |
 | JR Coughran | 0-1-0 REC | #7081 | |