Combattants Etats-Unis
| 1001 |  | Jackson Ross | #7440 |  | |
| 1002 |  | Jacob Bohn | 0-1-0 REC | #6850 | |
| 1003 |  | Jacob Hill | 0-1-0 REC | #6540 | |
| 1004 |  | Jacob Horton | 0-1-0 REC | #7069 | |
| 1005 |  | Jacob Kilburn | 0-2-0 UFC | #3686 | |
| 1006 |  | Jacob Romero | 0-1-0 REC | #6564 | |
| 1007 |  | Jacob Rosales | 1-3-0 REC | #2169 | |
| 1008 |  | Jacob Silva | 0-2-0 REC | #5909 | |
| 1009 |  | Jacob Thrall | 0-1-0 REC | #5665 | |
| 1010 |  | Jacob Volkmann | 6-4-0 UFC | #2149 | |
| 1011 |  | Jacob Wiggins | 0-1-0 REC | #4829 | |
| 1012 |  | Jacobe Smith | 3-0-0 UFC | #466 | |
| 1013 |  | Jacobi Jones | 2-3-0 REC | #2394 | |
| 1014 |  | Jaeleen Robledo | 1-0-0 REC | #2810 | |
| 1015 |  | Jaime Alvarez | 1-0-0 REC | #6272 | |
| 1016 |  | Jaime Lloyd | 1-0-0 REC | #1873 | |
| 1017 |  | Jaime Mora-Munoz | 0-1-0 REC | #7357 | |
| 1018 |  | Jaimee Nievera | 0-1-0 REC | #5278 | |
| 1019 |  | Jake Babian | #7599 | | |
| 1020 |  | Jake Bower | 0-1-0 REC | #6305 | |
| 1021 |  | Jake Childers | 0-1-0 REC | #5260 | |
| 1022 |  | Jake Collier | 5-9-0 UFC | #1702 | |
| 1023 |  | Jake Ellenberger | 10-11-0 UFC | #934 | |
| 1024 |  | Jake Hecht | 1-2-0 UFC | #4475 | |
| 1025 |  | Jake Heun | 0-1-0 REC | #7367 | |