Poids Moyens Hommes
 | Josh Fremd | 2-4-0 UFC | #1097 |  |
 | Josh Haynes | 0-3-0 UFC | #4153 | |
 | Josh Samman | 3-2-0 UFC | #3366 | |
 | Josh Silveira | 8-5-0 REC | #1175 | |
 | Josh Ward | 0-1-0 REC | #5828 | |
 | Juan Cabrera | #7831 |  | |
 | Jules Bruchez | 0-1-0 UFC | #7275 | |
 | Julian Marquez | 3-5-0 UFC | #2033 | |
 | Julien Leblanc | 0-1-0 UFC | #2834 |  |
 | Julio Spadaccini | 1-0-0 REC | #1950 |  |
 | Jun Yong Park | 9-4-0 UFC | #628 |  |
 | Junior Orgulho | 0-1-0 REC | #7466 | |
 | Justin Barry | 0-1-0 REC | #6114 | |
 | Justin Detzel | 1-0-0 REC | #1229 |  |
 | Justin Levens | 0-2-0 UFC | #5688 | |
 | Kacper Fratczak | 1-0-0 REC | #1488 |  |
 | Kacper Karski | 0-1-0 REC | #7425 | |
 | Kacper Pakeltys | 1-0-0 REC | #2432 | |
 | Kailan Hill | 0-1-0 REC | #6328 |  |
 | Kamil Oniszczuk | 3-3-0 REC | #673 | |