Sorted alphabetically by last name · 2707 fighters
| Name | Nickname | |
|---|---|---|
| CA | Collin Anglin | |
| CH | Collin Hart | |
| CS | Colton Smith | |
| CM | Connor Matthews | "The Controller" |
| CM | Conor McGregor | "The Notorious" |
| CP | Constantinos Philippou | |
| CA | Corey Anderson | "Overtime" |
| CH | Corey Hill | |
| CR | Cortavious Romious | |
| CC | Cortney Casey | "Cast Iron" |