Poids Mouches Hommes
 | Jaime Lloyd | 1-0-0 REC | #2095 |  |
 | Jamal Fayzullaev | 0-1-0 REC | #6390 |  |
 | Jamie Abbott-Bissett | 2-0-0 REC | #3021 |  |
 | Jamshid Tilyaev | #7732 |  | |
 | Jared Braun | 0-1-0 REC | #6577 | |
 | Jarred Brooks | 2-2-0 UFC | #3230 | |
 | Javier Cepeda | 0-1-0 REC | #6801 | |
 | Jawany Scott | 6-2-0 REC | #1086 |  |
 | Jean Matos | 0-1-0 REC | #7180 |  |
 | Jean Sevalho | 2-0-0 REC | #855 | |
 | Jeff Molina | 3-0-0 UFC | #2284 | |
 | Jenel Lausa | 1-3-0 UFC | #3569 |  |
 | Jenilto Matos | 0-2-0 REC | #4296 | |
 | Jeremia Siregar | 0-1-0 REC | #6317 |  |
 | Jerome Rivera | 0-4-0 UFC | #3392 | |
 | Jesse Martinelli | 0-1-0 REC | #6902 | |
 | Jesus Aguilar | 4-3-0 UFC | #1112 |  |
 | Jhonata Silva | 1-1-0 REC | #5902 | |
 | Jhonatan Oliveira | 1-2-0 REC | #3091 | |
 | Jimi Natividad | 0-1-0 REC | #6106 | |