Combattants Brésil
| 426 |  | Igor Tanabe | #7930 |  | |
| 427 |  | Igor Taylon | #6046 | | |
| 428 |  | Ilara Joanne | #2377 | | |
| 429 |  | Ildemar Alcantara | 4-3-0 UFC | #2937 | |
| 430 |  | Iliarde Santos | 0-3-0 UFC | #5178 | |
| 431 |  | Inglesson de Lara | #4015 | | |
| 432 |  | Ingrid Silva | #2995 | | |
| 433 |  | Irlaine Gasai | #8034 | | |
| 434 |  | Isabela de Padua | #7399 | | |
| 435 |  | Isabella Araujo | #8411 | | |
| 436 |  | Isabella de Padua | 0-1-0 UFC | #6972 | |
| 437 |  | Isaias Simoes | #7759 | | |
| 438 |  | Ismael Bonfim | 2-5-0 UFC | #508 | |
| 439 |  | Istela Nunes | 0-5-0 UFC | #2929 | |
| 440 |  | Italo Cruz | #2014 | | |
| 441 |  | Italo Gomes | #4752 | | |
| 442 |  | Italo Julio | #7623 | | |
| 443 |  | Italo Ribeiro | #5959 | | |
| 444 |  | Iuri Alcantara | 10-7-0, 1NC UFC | #1071 | |
| 445 |  | Ivan Alves | #7256 | | |
| 446 |  | Ivan Jorge | 2-2-0 UFC | #3697 | |
| 447 |  | Izaque Simao | #7616 | | |
| 448 | | Jackson Soares | 5-2-0 MMA | #6344 | |
| 449 |  | Jady Menezes | #3396 | | |
| 450 |  | Jafel Filho | 3-3-0 UFC | #1535 | |