Poids Coqs Hommes
 | Jin Soo Son | 0-2-0 UFC | #4519 |  |
 | Jinnosuke Kashimura | 2-3-0 REC | #1242 |  |
 | Joab Souza | 0-1-0 REC | #6431 |  |
 | Joao Dos Santos | 0-1-0 REC | #6811 | |
 | Joao Lucas Oliveira | 1-1-0 REC | #5898 | |
 | Joao Menezes | 0-1-0 REC | #6002 | |
 | Joe Soto | 3-5-0 UFC | #2541 |  |
 | Joey Gomez | 0-2-0 UFC | #5036 | |
 | John Beckett | 2-0-0 REC | #5350 | |
 | John Castaneda | 4-4-1 UFC | #1611 | |
 | John Dodson | 10-7-0 UFC | #551 | |
 | John Garza | 0-1-0 UFC | #3704 | |
 | John Lineker | 12-4-0 UFC | #514 | |
 | John MaCalolooy | 0-1-0 REC | #7006 | |
 | John Sweeney | 1-1-0 REC | #5090 | |
 | John Yannis | 1-2-0 UFC | #1083 | |
 | Johnny Bedford | 2-3-0, 1NC UFC | #3365 | |
 | Johnny Campbell | 0-1-0 REC | #6892 | |
 | Johnny Eduardo | 3-5-0 UFC | #2990 | |
 | Johnny Gill | 1-1-0 REC | #6121 | |