Poids Plumes Hommes
 | Julius Vega | 1-0-0 REC | #6683 |  |
 | Jun Young Hong | 0-2-0 REC | #3399 |  |
 | Junior Assuncao | 2-3-0 UFC | #3972 |  |
 | Junior Duarte | 0-1-0 REC | #7635 | |
 | Jurabek Malaev | #7830 |  | |
 | Justice Torres | 0-1-0 REC | #5254 | |
 | Justin Gonzales | 3-4-0 REC | #3652 | |
 | Justin Lawrence | 1-2-0 UFC | #4426 | |
 | Justin Thompson | 0-1-0 REC | #7837 | |
 | Kaan Ofli | 3-2-0 UFC | #617 |  |
 | Kacper Wrobel | 0-1-0 REC | #5682 |  |
 | Kafiz Sakibekov | 1-4-0 REC | #1337 |  |
 | Kai Kamaka III | 2-3-1 UFC | #758 | |
 | Kai Lu | 1-2-0 REC | #4254 |  |
 | Kaisei Kuroi | 0-1-0 REC | #6881 |  |
 | Kaiwen Li | 4-3-0 REC | #476 | |
 | Kaleio Romero | 0-1-0 REC | #7345 | |
 | Kaleo Meheula | #7599 | | |
 | Kallum Parker | 1-4-0 REC | #4812 |  |
 | Kamal Mamedov | 0-3-0 REC | #3681 |  |