Combattants Brésil
| 501 |  | Jose Luiz | #5038 |  | |
| 502 |  | Jose Marcos | 0-1-0 REC | #5568 | |
| 503 |  | Jose Maria Tome | 0-2-0 UFC | #5388 | |
| 504 |  | Joseilton Santos | 1-1-0 REC | #2416 | |
| 505 |  | Josenaldo Silva | 0-1-0 REC | #7396 | |
| 506 |  | Joseph Yohan | 0-1-0 REC | #5885 | |
| 507 |  | Josiane Nunes | 3-3-0 UFC | #2399 | |
| 508 |  | Josiane Oliveira | 0-1-0 REC | #6918 | |
| 509 |  | Josiel Silva | 3-0-0, 1NC REC | #1537 | |
| 510 |  | Juan Pablo Vieira | 3-0-0 REC | #2202 | |
| 511 |  | Julia Barros | 1-0-0 REC | #2908 | |
| 512 |  | Julia Polastri | 2-3-0 UFC | #1280 | |
| 513 |  | Juliana de Lima Carneiro | 3-4-0 UFC | #2841 | |
| 514 |  | Juliana Rodrigues | 0-1-0 REC | #5110 | |
| 515 |  | Juliana Velasquez | 2-4-0 REC | #2308 | |
| 516 |  | Juliano Prescendo | 2-1-0 REC | #999 | |
| 517 |  | Julio Cesar Neves | 0-2-0 REC | #4937 | |
| 518 |  | Julio Pereira | 2-0-0 REC | #1265 | |
| 519 |  | Julio Spadaccini | 1-0-0 REC | #1544 | |
| 520 |  | Junior Albini | 1-4-0 UFC | #3432 | |
| 521 |  | Junior Assis | 0-1-0 REC | #7126 | |
| 522 |  | Junior Assuncao | 2-3-0 UFC | #3753 | |
| 523 |  | Junior Dos santos | 15-8-0 UFC | #155 | |
| 524 |  | Junior Duarte | 0-1-0 REC | #7400 | |
| 525 |  | Junior Melo | 0-1-0 REC | #6164 | |