| Fighter | Record | Last Bout |
|---|---|---|
| Carlton Minus | 10-3-0 (1 NC) | 2020-12-19 |
| Carmelo Marrero | 16-6-0 (1 NC) | 2009-04-01 |
| Carol Foro | 10-1-0 | 2026-08-08 |
| Caros Fodor | 11-6-0 | 2013-02-23 |
| Casey Kenney | 16-4-1 | 2021-08-07 |
| Casey O'Neill | 11-2-0 | 2026-09-19 |
| Cat Zingano | 10-4-0 | 2018-12-29 |
| Cathal Pendred | 17-4-1 | 2015-10-24 |
| CB Dollaway | 17-9-0 | 2018-09-15 |
| Cesar Almeida | 7-3-0 | 2026-07-11 |
| Cesar Arzamendia | 8-3-0 | 2016-07-30 |
| Cesar Marscucci | 3-2-0 | 1998-10-16 |
| Cezar Ferreira | 13-8-0 | 2019-07-13 |
| Cezary Oleksiejczuk | 17-3-0 | 2025-12-13 |
| Chad Anheliger | 13-8-0 | 2026-10-17 |
| Chad Griggs | 11-3-0 | 2012-11-17 |
| Chad Laprise | 13-4-0 | 2018-12-08 |
| Chad Mendes | 18-5-0 | 2018-12-29 |
| Chad Reiner | 33-18-0 | 2007-06-12 |
| Chael Sonnen | 29-15-1 | 2013-11-16 |
| Chan Sung Jung | 17-8-0 | 2023-08-26 |
| Chan-Mi Jeon | 5-2-0 | 2017-09-22 |
| Chance Rencountre | 14-4-0 | 2019-11-02 |
| ChangHo Lee | 11-2-0 | 2025-11-01 |
| Charalampos Grigoriou | 8-5-0 | 2024-08-10 |
| Charles Byrd | 10-7-0 | 2020-06-06 |
| Charles Johnson | 20-9-0 | 2026-08-15 |
| Charles Jourdain | 18-8-1 | 2026-09-19 |
| Charles McCarthy | 10-5-0 | 2008-04-19 |
| Charles Oliveira | 37-11-0 (1 NC) | 2026-03-07 |
| Charles Radtke | 12-5-0 | 2026-04-11 |
| Charles Rosa | 14-8-0 | 2022-07-23 |
| Charlie Brenneman | 19-8-0 | 2014-11-08 |
| Charlie Campbell | 9-3-0 | 2025-09-27 |
| Charlie Ontiveros | 11-9-0 | 2022-08-13 |
| Charlie Valencia | 12-7-0 | 2011-04-30 |
| Charlie Ward | 3-3-0 | 2017-07-16 |
| Chas Skelly | 19-3-0 (1 NC) | 2022-02-19 |
| Chase Gormley | 14-6-0 (1 NC) | 2010-03-21 |
| Chase Hooper | 17-5-1 | 2026-07-18 |
| Chase Sherman | 16-12-0 | 2023-05-13 |
| Che Mills | 16-10-0 (3 NC) | 2013-02-16 |
| Cheick Kongo | 27-10-2 | 2013-04-27 |
| Chelsea Chandler | 7-4-0 | 2026-10-17 |
| Chepe Mariscal | 18-7-0 (1 NC) | 2025-11-15 |
| Cheyanne Vlismas | 7-3-0 | 2022-12-17 |
| Chico Camus | 17-7-0 (1 NC) | 2015-09-26 |
| Chidi Njokuani | 26-12-0 (1 NC) | 2026-08-15 |
| Chris Avila | 5-4-0 | 2016-11-05 |
| Chris Barnett | 23-10-0 | 2025-10-25 |