Tous les combattants
 | Jin Wakita | 0-1-0 REC | #5978 |  |
 | Jingliang Li | 11-7-0 UFC | #454 |  |
 | Jinh Yu Frey | 2-6-0 UFC | #2909 |  |
 | Jiniushiyue | 3-2-0 REC | #1307 | |
 | Jinnosuke Kashimura | 2-2-0 REC | #1088 | |
 | Jiri Prochazka | 6-3-0 UFC | #68 |  |
 | Jivko Stoimenov | 0-1-0 REC | #7312 |  |
 | Jixie Molapo | 1-1-0 REC | #2657 | |
 | JJ Aldrich | 11-6-0 UFC | #353 | |
 | JJ Okanovich | 1-0-0 REC | #6767 | |
 | Jo Arai | 0-2-0 REC | #4606 | |
 | Joab Souza | 0-1-0 REC | #6257 |  |
 | Joachim Christensen | 1-3-0 UFC | #3840 |  |
 | Joan Arastey | 0-2-0 REC | #6196 |  |
 | Joan Rodriguez | 0-1-0 REC | #5355 | |
 | Joana Chevreuil | 0-2-0 REC | #4829 |  |
 | Joanderson Brito | 7-3-0 UFC | #192 | |
 | Joanna Jedrzejczyk | 10-5-0 UFC | #156 |  |
 | Joanne Wood | 9-8-0 UFC | #1118 |  |
 | Joao Dantas | 0-1-0 REC | #4645 | |
 | Joao Dos Santos | 0-1-0 REC | #6888 | |
 | Joao Elias | 0-1-0 REC | #6430 | |
 | Joao Lucas Oliveira | 1-1-0 REC | #5897 | |
 | Joao Marcos Pierini | 0-1-0 UFC | #5098 | |
 | Joao Menezes | 0-1-0 REC | #5905 | |