Tous les combattants
 | Jin Wakita | 0-1-0 REC | #5946 |  |
 | Jingliang Li | 11-7-0 UFC | #438 |  |
 | Jinh Yu Frey | 2-6-0 UFC | #2913 |  |
 | Jiniushiyue | 3-2-0 REC | #1377 | |
 | Jinnosuke Kashimura | 2-2-0 REC | #1167 | |
 | Jiri Prochazka | 6-3-0 UFC | #70 |  |
 | Jivko Stoimenov | 0-1-0 REC | #7405 |  |
 | Jixie Molapo | 1-1-0 REC | #2717 | |
 | JJ Aldrich | 11-6-0 UFC | #357 | |
 | JJ Okanovich | 1-0-0 REC | #6832 | |
 | Jo Arai | 0-2-0 REC | #4668 | |
 | Joab Souza | 0-1-0 REC | #6267 |  |
 | Joachim Christensen | 1-3-0 UFC | #3839 |  |
 | Joan Arastey | 0-2-0 REC | #6311 |  |
 | Joan Rodriguez | 0-1-0 REC | #5317 | |
 | Joana Chevreuil | 0-2-0 REC | #4884 |  |
 | Joanderson Brito | 7-3-0 UFC | #220 | |
 | Joanna Jedrzejczyk | 10-5-0 UFC | #156 |  |
 | Joanne Wood | 9-8-0 UFC | #1081 |  |
 | Joao Dantas | 0-1-0 REC | #4709 | |
 | Joao Dos Santos | 0-1-0 REC | #6815 | |
 | Joao Elias | 0-1-0 REC | #6437 | |
 | Joao Lucas Oliveira | 1-1-0 REC | #5974 | |
 | Joao Marcos Pierini | 0-1-0 UFC | #5071 | |
 | Joao Menezes | 0-1-0 REC | #5955 | |