| Fighter | Record | Last Bout |
|---|---|---|
| Byron Bloodworth | 6-3-0 | 2012-12-29 |
| Cain Carrizosa | 10-3-0 | 2015-03-21 |
| Cain Velasquez | 14-3-0 | 2019-02-17 |
| Caio Magalhaes | 10-3-0 | 2016-09-10 |
| Cal Worsham | 13-10-0 | 1996-12-07 |
| Cale Yarbrough | 8-3-0 | 2008-07-19 |
| Callan Potter | 18-9-0 | 2020-02-22 |
| Cameron Dollar | 11-5-0 | 2009-06-20 |
| Cameron Else | 10-6-0 | 2022-04-23 |
| Cameron VanCamp | 15-7-1 (1 NC) | 2022-09-17 |
| Caol Uno | 33-19-5 | 2010-03-31 |
| Carl Deaton | 17-7-0 (2 NC) | 2023-07-15 |
| Carlo Pedersoli Jr. | 11-3-0 | 2019-02-23 |
| Carlo Prater | 31-18-1 | 2012-10-05 |
| Carlos Barreto | 14-9-0 | 1997-10-17 |
| Carlos Candelario | 8-3-0 | 2022-11-05 |
| Carlos Condit | 32-14-0 | 2021-07-10 |
| Carlos Eduardo Rocha | 9-4-0 | 2012-06-08 |
| Carlos Felipe | 11-2-0 | 2021-10-16 |
| Carlos Huachin | 10-5-1 | 2019-09-21 |
| Carlos Mota | 8-2-0 | 2022-10-29 |
| Carlos Newton | 16-14-0 | 2004-01-31 |
| Carls John De Tomas | 6-2-0 | 2017-12-09 |
| Carlton Minus | 10-3-0 (1 NC) | 2020-12-19 |
| Carmelo Marrero | 16-6-0 (1 NC) | 2009-04-01 |
| Caros Fodor | 11-6-0 | 2013-02-23 |
| Casey Kenney | 16-4-1 | 2021-08-07 |
| 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 Arzamendia | 8-3-0 | 2016-07-30 |
| Cesar Marscucci | 3-2-0 | 1998-10-16 |
| Cezar Ferreira | 13-8-0 | 2019-07-13 |
| 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 |
| Charalampos Grigoriou | 8-5-0 | 2024-08-10 |
| Charles Byrd | 10-7-0 | 2020-06-06 |
| Charles McCarthy | 10-5-0 | 2008-04-19 |
| Charles Rosa | 14-8-0 | 2022-07-23 |
| Charlie Brenneman | 19-8-0 | 2014-11-08 |
| 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 |