Combattants Brésil
| 526 |  | Josiel Silva | 4-0-0, 1NC REC | #725 |  |
| 527 |  | Juan Pablo Vieira | 4-0-0 REC | #548 | |
| 528 |  | Julia Barros | 2-0-0 REC | #1200 | |
| 529 |  | Julia Polastri | 3-3-0 UFC | #292 | |
| 530 |  | Juliana de Lima Carneiro | 3-4-0 UFC | #2963 | |
| 531 |  | Juliana Rodrigues | 0-1-0 REC | #5421 | |
| 532 |  | Juliana Velasquez | 2-4-0 REC | #2687 | |
| 533 |  | Juliano Prescendo | 2-1-0 REC | #1623 | |
| 534 |  | Julio Assuncao | 0-1-0 REC | #8246 | |
| 535 |  | Julio Cesar Chaves | #8117 | | |
| 536 |  | Julio Cesar Neves | 0-2-0 REC | #5321 | |
| 537 |  | Julio Pereira | 2-0-0 REC | #1863 | |
| 538 |  | Julio Spadaccini | 1-0-0 REC | #2092 | |
| 539 |  | Junior Albini | 1-4-0 UFC | #3553 | |
| 540 |  | Junior Assis | 0-1-0 REC | #7593 | |
| 541 |  | Junior Assuncao | 2-3-0 UFC | #3930 | |
| 542 |  | Junior Dos santos | 15-8-0 UFC | #176 | |
| 543 |  | Junior Duarte | 0-1-0 REC | #7597 | |
| 544 |  | Junior Melo | 0-1-0 REC | #6509 | |
| 545 |  | Junior Orgulho | 0-1-0 REC | #7637 | |
| 546 |  | Juscelino Pantoja | 0-1-0 REC | #5965 | |
| 547 |  | Jussier da Silva | 9-7-0 UFC | #1032 | |
| 548 |  | Kaik Brito | 6-3-0 REC | #237 | |
| 549 |  | Kaique Modesto | 0-1-0 REC | #7730 | |
| 550 |  | Kalindra Faria | 0-3-0 UFC | #4023 | |