Combattants Brésil
| 451 |  | Jailton Almeida | 8-3-0 UFC | #485 |  |
| 452 |  | Jair de Oliveira | #5692 | | |
| 453 |  | Jair Farias | #7706 | | |
| 454 |  | Jairo Pacheco | #6425 | | |
| 455 |  | Janaina Silva | #4318 | | |
| 456 |  | Janaisa Morandin | #5253 | | |
| 457 |  | Janderson Barreto | #5779 | | |
| 458 |  | Jansey Silva | 9-3-0 MMA | #1553 | |
| 459 |  | Jaqueline Amorim | 5-2-0 UFC | #871 | |
| 460 |  | Jaqueline Ferreira | #8079 | | |
| 461 |  | Jean Matos | #7662 | | |
| 462 |  | Jean Matsumoto | 4-2-0 UFC | #896 | |
| 463 |  | Jean Sevalho | #1917 | | |
| 464 |  | Jean Silva | 7-1-0 UFC | #69 | |
| 465 |  | Jeferson dos Santos | #6770 | | |
| 466 |  | Jefferson Almeida | #4619 | | |
| 467 |  | Jefferson Goncalves | #6343 | | |
| 468 |  | Jefferson Nascimento | 0-1-0 UFC | #1064 | |
| 469 |  | Jefferson Pontes | #7840 | | |
| 470 |  | Jeisla Chaves | 1-1-0 UFC | #1240 | |
| 471 |  | Jenilto Matos | #4908 | | |
| 472 |  | Jennifer Maia | 6-6-0 UFC | #1199 | |
| 473 |  | Jeovanny de Oliveira | #7446 | | |
| 474 |  | Jessica Andrade | 17-13-0 UFC | #166 | |
| 475 |  | Jessica Cunha | #7959 | |