Poids Légers Hommes
 | Joe Solecki | 5-4-0 UFC | #1689 |  |
 | Joe Stevenson | 8-8-0 UFC | #1235 | |
 | Joe Veres | 0-2-0 UFC | #4640 | |
 | Joel Galarza Lopez | 0-1-0 REC | #7184 | |
 | Joey Gilbert | 0-1-0 UFC | #6280 | |
 | John Alessio | 0-5-0 UFC | #3177 |  |
 | John Cholish | 1-2-0 UFC | #4607 | |
 | John Gunther | 1-1-0 UFC | #4619 | |
 | John Halverson | 0-2-0 UFC | #5162 | |
 | John Kolosci | 0-1-0 UFC | #6768 | |
 | John Lewis | 1-1-0 UFC | #5250 | |
 | John Makdessi | 11-9-0 UFC | #715 | |
 | John Mitchell | 3-2-0 REC | #3047 |  |
 | John Polakowski | 0-1-0 UFC | #6488 | |
 | Johnathan Waid | 1-1-0 REC | #1827 | |
 | Johnny Case | 4-2-0 UFC | #398 | |
 | Johnny Hopper | 0-1-0 REC | #6646 | |
 | Jonatan Garcia | 0-1-0 REC | #5096 |  |
 | Jonathan Martin | #8127 | | |
 | Jordan Cheron | 0-1-0 REC | #7043 |  |