Poids Légers Hommes
 | Jai Herbert | 4-5-1 UFC | #587 |  |
 | Jairo Pacheco | 0-2-0 REC | #6171 |  |
 | Jake Bower | 0-1-0 REC | #6846 |  |
 | Jake Hixenbaugh | 0-2-0 REC | #4615 | |
 | Jake Lindsey | 0-3-0 UFC | #4794 | |
 | Jakub Bahnik | 5-1-0, 1NC REC | #3015 |  |
 | Jakub Dohnal | 4-5-0 REC | #2420 | |
 | Jakub Kaczmarski | 0-2-0 REC | #6994 |  |
 | Jakub Kaszuba | 8-0-0 REC | #696 | |
 | Jakub Zacpal | 0-1-0 REC | #7237 | |
 | Jalin Turner | 8-6-0 UFC | #435 | |
 | James Deitz | 0-1-0 REC | #7385 | |
 | James Gonzalez | 2-3-0 REC | #4166 | |
 | James Lynch | 1-1-0 REC | #6698 | |
 | James Moontasri | 2-4-0 UFC | #3456 | |
 | James Pleasant | 0-1-0 REC | #7516 | |
 | James Power | 5-1-0 REC | #2061 | |
 | Jamie Mullarkey | 6-7-0 UFC | #973 |  |
 | Jamie Varner | 3-6-0 UFC | #2863 | |
 | Jan Malach | 4-7-0 REC | #915 | |