Sorted alphabetically by last name · 2711 fighters
| Name | Nickname | |
|---|---|---|
| RN | Rafael Natal | "Sapo" |
| RT | Rafael Tobias | "Bipolar" |
| RO | Rafaello Oliveira | "Tractor" |
| RM | Rainy Martinez | |
| RE | Ramazan Emeev | "Gorets" |
| RT | Ramazan Temirov | "Temurlan" |
| RT | Rameau Thierry Sokoudjou | "The African Assassin" |
| RH | Ramiro Hernandez | "Junior" |
| RB | Ramiz Brahimaj | |
| RT | Ramon Taveras | "The Savage" |