Sorted alphabetically by last name · 2707 fighters
| Name | Nickname | |
|---|---|---|
| CL | Christian Leroy Duncan | "CLD" |
| CM | Christian Morecraft | |
| CR | Christian Rodriguez | "Ceerod" |
| CW | Christian Wellisch | "The Hungarian Nightmare" |
| CM | Christina Marks | |
| CL | Christophe Leninger | |
| CG | Christos Giagos | "The Spartan" |
| CL | Chuck Liddell | "The Iceman" |
| CO | Chuck O'Neil | "Cold Steel" |
| CD | Cindy Dandois | "Battlecat" |