Poids Lourds Hommes
 | Jose Augusto | 4-3-0 REC | #2310 |  |
 | Jose Luiz | #3594 | | |
 | Josh Appelt | 0-1-0 REC | #7420 |  |
 | Josh Barnett | 7-3-0 UFC | #1153 | |
 | Josh Carrick | 1-0-0 REC | #942 |  |
 | Josh Copeland | 0-2-0 UFC | #3387 | |
 | Josh Hendricks | 0-1-0 UFC | #6096 | |
 | Josh Hokit | 4-0-0 UFC | #47 | |
 | Josh Parisian | 2-5-0 UFC | #1870 | |
 | Jovan Leka | 1-0-0 UFC | #293 |  |
 | Juan Adams | 1-3-0 UFC | #3608 | |
 | Juan Espino | 2-1-0 UFC | #3345 |  |
 | Julian Sanchez | 0-1-0 UFC | #5796 | |
 | Julio Paulino | 0-2-0 UFC | #4662 | |
 | Junior Albini | 1-4-0 UFC | #3510 | |
 | Junior Dos santos | 15-8-0 UFC | #162 | |
 | Justin Clarke | 3-1-0 REC | #952 |  |
 | Justin Eilers | 1-3-0 UFC | #3619 | |
 | Justin Frazier | 0-1-0 UFC | #4664 | |
 | Justin Martin | 1-0-0 UFC | #5468 | |