Poids Plumes Hommes
 | Ismail Kelemetov | 1-0-0 REC | #6270 |  |
 | Issa Hosokawa | #8114 |  | |
 | Issei Tamura | 1-2-0 UFC | #4329 | |
 | Itay Tratner | 0-1-0 REC | #7413 |  |
 | Ivan Tena | 0-1-0 REC | #7691 |  |
 | Izzeddine Al Derbani | 0-1-0 REC | #4618 |  |
 | Jack Claffey | 1-1-0 REC | #6431 |  |
 | Jack Jenkins | 4-2-0 UFC | #1319 |  |
 | Jack Maguire | 1-0-0 REC | #6730 |  |
 | Jack Shore | 6-3-0 UFC | #1650 |  |
 | Jackson Glass | 1-0-0 REC | #739 | |
 | Jacob Kilburn | 0-2-0 UFC | #4001 | |
 | Jacob Pais | 0-1-0 REC | #6595 | |
 | Jacob Wiggins | 0-1-0 REC | #5263 | |
 | Jacob Yancey | 1-0-0 REC | #1901 | |
 | Jair Farias | 0-1-0 REC | #7167 |  |
 | Jake Childers | 0-1-0 REC | #5912 | |
 | Jake McHugh | 4-1-0 REC | #567 | |
 | Jake Wilkins | 0-1-0 REC | #6457 | |
 | Jakub Batfalsky | 5-2-0 REC | #499 |  |