Poids Plumes Hommes
 | Regivaldo Carvalho | 0-1-0 REC | #5109 |  |
 | Reinaldo Ekson | 1-1-0 REC | #5992 | |
 | Ren Hiramoto | #6258 |  | |
 | Ren Sugiyama | 1-1-0 REC | #1694 | |
 | Renan Barao | 9-8-0 UFC | #258 | |
 | Reza Arianto | 0-1-0 REC | #6814 |  |
 | Ricardo de Almeida | 0-1-0 REC | #5835 | |
 | Ricardo Jimenez | 0-1-0 REC | #6674 |  |
 | Ricardo Lamas | 11-6-0 UFC | #516 | |
 | Ricardo Ramos | 8-7-0 UFC | #839 | |
 | Riccardo Sartirana | #7230 |  | |
 | Ricky Maynez | 0-1-0 REC | #6748 | |
 | Ricky Turcios | 2-3-0 UFC | #1856 | |
 | Rijad Jaha | 1-1-0 REC | #4177 |  |
 | Rikuto Shirakawa | 0-1-0 REC | #5242 | |
 | Rob Fenicle | 0-1-0 REC | #6511 | |
 | Rob Whiteford | 2-3-0 UFC | #2606 |  |
 | Robbie Peralta | 4-3-0, 1NC UFC | #2604 | |
 | Robbie Ring | 0-1-0 REC | #5934 | |
 | Robert Ruchala | 0-1-0 UFC | #1458 |  |