Combattants Etats-Unis
| 526 |  | Colby Covington | 12-5-0 UFC | #188 |  |
| 527 |  | Cole Alaxanian | 0-1-0 REC | #6431 | |
| 528 |  | Cole Escovedo | 0-3-0 UFC | #4588 | |
| 529 |  | Cole Faust | 0-1-0 REC | #6466 | |
| 530 |  | Cole Miller | 10-9-0, 1NC UFC | #966 | |
| 531 |  | Cole Williams | 0-2-0 UFC | #5318 | |
| 532 |  | Collin Anglin | 0-2-0 UFC | #4262 | |
| 533 |  | Collin Hart | 0-1-0 UFC | #6939 | |
| 534 |  | Collin Huckbody | 1-1-0 REC | #6195 | |
| 535 |  | Colton Loud | #8033 | | |
| 536 |  | Colton Smith | 1-3-0 UFC | #3836 | |
| 537 |  | Connor Matthews | 0-3-0 UFC | #2649 | |
| 538 |  | Conor Hoy | 0-1-0 REC | #7688 | |
| 539 |  | Corey Anderson | 10-5-0 UFC | #269 | |
| 540 |  | Corey Hill | 1-2-0 UFC | #4138 | |
| 541 |  | Corey Jackson | 0-1-0 REC | #7136 | |
| 542 |  | Corey Norman | 1-0-0 REC | #6394 | |
| 543 |  | Cortavious Romious | 0-2-0 UFC | #3228 | |
| 544 |  | Cortney Casey | 6-9-0 UFC | #1837 | |
| 545 |  | Corvan Allen | 4-0-0 REC | #2374 | |
| 546 |  | Cory Hendricks | 0-1-0 UFC | #3665 | |
| 547 |  | Cory Sandhagen | 11-6-0 UFC | #80 | |
| 548 |  | Cory Walmsley | 0-1-0 UFC | #7300 | |
| 549 |  | Costas Philippou | 6-4-0 UFC | #2079 | |
| 550 |  | Coty Milhausen | 0-2-0 REC | #6372 | |