Tous les combattants
 | Jason Saggo | 3-3-0 UFC | #2954 |  |
 | Jason Tan | 0-2-0 UFC | #5051 |  |
 | Jason Thacker | 0-1-0 UFC | #6494 | |
 | Jason Von Flue | 1-2-0 UFC | #3108 |  |
 | Jason Witt | 2-4-0 UFC | #3009 | |
 | Jason Young | 1-3-0 UFC | #3060 | |
 | Javid Basharat | 4-2-0, 1NC UFC | #500 |  |
 | Javier Cepeda | 0-1-0 REC | #6305 | |
 | Javier Garcia | 1-1-0, 1NC REC | #4360 | |
 | Javier Reyes | 1-0-0 UFC | #273 |  |
 | Javier Vazquez | 1-0-0 UFC | #5381 | |
 | Jawany Scott | 6-2-0 REC | #737 | |
 | Jay Aspinwall | #7058 |  | |
 | Jay Cucciniello | 0-1-0 UFC | #5815 | |
 | Jay Hieron | 0-4-0 UFC | #3475 | |
 | Jay Jay Wilson | 3-2-0 REC | #1990 |  |
 | Jay Manning | 0-1-0 REC | #5349 | |
 | Jay Perrin | 0-3-0 UFC | #3162 | |
 | Jay Radick | 0-1-0 REC | #6734 | |
 | Jay Silva | 0-2-0 UFC | #4631 | |
 | Jayde Sheeley | 2-1-1 REC | #3177 | |
 | Jayden Taulker | 0-1-0 REC | #5691 | |
 | Jaylon Bates | 2-1-0 REC | #5037 | |
 | Jaylon McDaniel | 0-1-0 REC | #6694 | |
 | Jean Do Santos | 1-2-0 REC | #2943 |  |