Combattants Brésil
| 426 |  | Izaque Simao | 0-1-0 REC | #6784 |  |
| 427 |  | Jady Menezes | 2-0-0 REC | #2884 | |
| 428 |  | Jafel Filho | 3-3-0 UFC | #1156 | |
| 429 |  | Jailton Almeida | 8-3-0 UFC | #358 | |
| 430 |  | Jair de Oliveira | 0-1-0 REC | #4987 | |
| 431 |  | Jair Farias | 0-1-0 REC | #6805 | |
| 432 |  | Jairo Pacheco | 0-2-0 REC | #5911 | |
| 433 |  | Janaina Silva | 0-3-0 REC | #3858 | |
| 434 |  | Janaisa Morandin | 0-2-0 REC | #4652 | |
| 435 |  | Janderson Barreto | 0-1-0 REC | #5080 | |
| 436 |  | Jansey Silva | 0-1-0 REC | #6925 | |
| 437 |  | Jaqueline Amorim | 5-2-0 UFC | #253 | |
| 438 |  | Jaqueline Ferreira | #7667 | | |
| 439 |  | Jean Matos | 0-1-0 REC | #7192 | |
| 440 |  | Jean Matsumoto | 3-2-0 UFC | #1172 | |
| 441 |  | Jean Sevalho | 2-0-0 REC | #901 | |
| 442 |  | Jean Silva | 6-1-0 UFC | #127 | |
| 443 |  | Jeferson dos Santos | 0-1-0 REC | #6127 | |
| 444 |  | Jefferson Almeida | 0-1-0 REC | #4247 | |
| 445 |  | Jefferson Goncalves | 0-1-0 REC | #6353 | |
| 446 |  | Jefferson Nascimento | 3-0-0 REC | #275 | |
| 447 |  | Jefferson Pontes | 0-1-0 REC | #7164 | |
| 448 |  | Jeisla Chaves | 1-0-0 UFC | #661 | |
| 449 |  | Jenilto Matos | 0-2-0 REC | #4310 | |
| 450 |  | Jennifer Maia | 6-6-0 UFC | #1106 | |