Combattants Brésil
| 526 |  | Juliano Prescendo | 2-1-0 REC | #1191 |  |
| 527 |  | Julio Cesar Neves | 0-2-0 REC | #5162 | |
| 528 |  | Julio Pereira | 2-0-0 REC | #1474 | |
| 529 |  | Julio Spadaccini | 1-0-0 REC | #1783 | |
| 530 |  | Junior Albini | 1-4-0 UFC | #3487 | |
| 531 |  | Junior Assis | 0-1-0 REC | #7286 | |
| 532 |  | Junior Assuncao | 2-3-0 UFC | #3814 | |
| 533 |  | Junior Dos santos | 15-8-0 UFC | #154 | |
| 534 |  | Junior Duarte | 0-1-0 REC | #7528 | |
| 535 |  | Junior Melo | 0-1-0 REC | #6103 | |
| 536 |  | Junior Orgulho | 0-1-0 REC | #7251 | |
| 537 |  | Juscelino Pantoja | 0-1-0 REC | #6217 | |
| 538 |  | Jussier da Silva | 9-7-0 UFC | #1007 | |
| 539 |  | Kaik Brito | 5-3-0 REC | #898 | |
| 540 |  | Kaique Modesto | 0-1-0 REC | #7570 | |
| 541 |  | Kalindra Faria | 0-3-0 UFC | #3856 | |
| 542 |  | Karine Silva | 5-3-0 UFC | #315 | |
| 543 |  | Karol Rosa | 8-5-0 UFC | #382 | |
| 544 |  | Karol Silva | 0-1-0 REC | #5970 | |
| 545 |  | Karoline Martins | 0-1-0 REC | #7546 | |
| 546 |  | Kaua Fernandes | 0-1-0 REC | #7056 | |
| 547 |  | Kauan Leopoldina | 0-1-0 REC | #6147 | |
| 548 |  | Kaue Fernandes | 3-1-0 UFC | #1086 | |
| 549 |  | Kaue Vaz | 0-1-0 REC | #5101 | |
| 550 |  | Kayck Alencar | 0-1-0 REC | #6383 | |