Poids Plumes Hommes
 | Robbie Peralta | 4-3-0, 1NC UFC | #2806 |  |
 | Robert Ruchala | 0-2-0 UFC | #1282 |  |
 | Roberto Romero | 0-2-0 UFC | #2771 |  |
 | Rocky Lee | 0-1-0 UFC | #4127 |  |
 | Rodolfo Rubio | 0-1-0 UFC | #6306 | |
 | Rodrigo Damm | 3-4-0 UFC | #3110 |  |
 | Rolando Dy | 1-3-0 UFC | #3686 |  |
 | Roli Delgado | 1-2-0 UFC | #4524 | |
 | Roman Bogatov | 0-1-0 UFC | #7090 |  |
 | Rony Jason | 4-4-0, 1NC UFC | #2584 | |
 | Ryan Hall | 5-1-0 UFC | #1089 | |
 | Ryan Roberts | 0-1-0 UFC | #6145 | |
 | Sam Sicilia | 5-7-0 UFC | #2230 | |
 | Sean Soriano | 0-5-0 UFC | #3672 | |
 | Sean Woodson | 7-2-1 UFC | #728 | |
 | Seung Woo Choi | 4-7-0 UFC | #1442 |  |
 | Shane Burgos | 8-3-0 UFC | #1000 | |
 | Shane Nelson | 2-2-0 UFC | #3236 | |
 | Shane Young | 2-5-0 UFC | #2581 |  |
 | Shannon Gugerty | 2-3-0 UFC | #3330 | |