Poids Lourds Hommes
 | Josh Parisian | 2-5-0 UFC | #1805 |  |
 | Jovan Leka | 1-0-0 REC | #2114 |  |
 | Juan Adams | 1-3-0 UFC | #3257 | |
 | Juan Espino | 2-1-0 UFC | #3107 |  |
 | Julian Sanchez | 0-1-0 UFC | #5686 | |
 | Julio Paulino | 0-2-0 UFC | #4185 | |
 | Junior Albini | 1-4-0 UFC | #3248 |  |
 | Junior Dos santos | 15-8-0 UFC | #156 | |
 | Justin Clarke | 3-1-0 REC | #1138 |  |
 | Justin Eilers | 1-3-0 UFC | #3364 | |
 | Justin Frazier | 0-1-0 UFC | #4334 | |
 | Justin Martin | 1-0-0 UFC | #4930 | |
 | Justin McCully | 2-2-0 UFC | #3702 | |
 | Justin Smith | 0-1-0 REC | #7022 | |
 | Justin Tafa | 4-5-0, 1NC UFC | #1226 |  |
 | Justin Willis | 4-1-0 UFC | #2638 | |
 | Justin Wren | 0-1-0 UFC | #6539 | |
 | Kacper Paczoski | 1-0-0 REC | #1639 |  |
 | Kamil Gawryjolek | 2-2-0 REC | #3567 | |
 | Kamil Minda | 2-2-0 REC | #4613 | |