Poids Mouches Hommes
 | Rashid Vagabov | 1-0-0 REC | #2188 |  |
 | Ray Borg | 7-5-0 UFC | #1253 |  |
 | Raz Bring | 0-3-0 REC | #4409 |  |
 | Redgie Hingston | 0-2-1 REC | #3588 |  |
 | Rei Tsuruya | 1-1-0 UFC | #1758 |  |
 | Renildo Monteiro | 0-1-0 REC | #6806 |  |
 | Ricardo Ramirez | 0-1-0 REC | #6049 |  |
 | Richard Mahan | 0-1-0 REC | #5983 | |
 | Richie Vaculik | 1-3-0 UFC | #3638 |  |
 | Rickson Zenidim | 0-1-0 REC | #5546 | |
 | Rilley Dutro | 0-1-0 REC | #6662 | |
 | Rio Tirto | 0-1-0 REC | #3980 |  |
 | Roberto Sanchez | 1-2-0 UFC | #4164 | |
 | Rodney Kealohi | 0-1-0 REC | #6221 | |
 | Rodrigo Roldan | 0-1-0 REC | #5732 |  |
 | Roldan Sangcha-an | 0-2-0 UFC | #4854 |  |
 | Romain Tango Ngouodjou | 0-2-0 REC | #2088 |  |
 | Romero dos Reis | 1-1-0 REC | #3610 | |
 | Ronal Siahaan | 1-2-0 REC | #3990 | |
 | Ronaldo Candido | 0-1-0 REC | #6966 | |