Poids Légers Hommes
 | Roman Zhukov | 0-1-0 REC | #6204 |  |
 | Ronnie Gibbs | 1-0-0 REC | #2144 |  |
 | Ronys Torres | 0-2-0 UFC | #4522 |  |
 | Roosevelt Roberts | 4-5-0, 1NC UFC | #1696 | |
 | Ross Pearson | 12-13-0, 1NC UFC | #643 |  |
 | Rustam Khabilov | 10-3-0 UFC | #691 | |
 | Ryan Campbell | 3-1-0 REC | #844 |  |
 | Ryan Couture | 0-2-0 UFC | #4254 | |
 | Ryan Dela Cruz | 0-1-0 REC | #6309 | |
 | Ryan Eren Agbo | 0-1-0 REC | #7322 |  |
 | Ryan Motley | 1-0-0 REC | #5554 | |
 | Ryan Teixeira | #7261 | | |
 | Ryota Oki | #7479 |  | |
 | Sahel Walizada | 0-1-0 REC | #7559 | |
 | Sahil Siraj | 1-2-0 REC | #4195 |  |
 | Said-Magomed Batukaev | 0-1-0 REC | #5556 | |
 | Said-Selim Lulaev | 1-0-0 REC | #1320 | |
 | Sako Chivitchyan | 0-1-0 UFC | #5459 |  |
 | Salah Eddine Hamli | 3-0-0 REC | #661 |  |
 | Salahdine Parnasse | 6-1-0 REC | #321 | |