Poids Mi-Moyens Hommes
 | Rousimar Palhares | 8-4-0 UFC | #1123 |  |
 | Rudy Delangue | #7958 |  | |
 | Ruslan Kolodko | 0-2-0 REC | #3597 |  |
 | Rustam Khadisgadzhiev | 2-0-0 REC | #2152 |  |
 | Rustam Serbiev | 0-1-0 REC | #5465 | |
 | Ryan Charlebois | 0-1-0 REC | #6238 |  |
 | Ryan Laflare | 7-3-0 UFC | #1731 | |
 | Ryan Madigan | 0-1-0 UFC | #5472 | |
 | Ryan McGillivray | 0-1-0 UFC | #5743 |  |
 | Ryan Thomas | 0-2-0 UFC | #4919 | |
 | Ryiad Aichi | 0-1-0 REC | #7913 | |
 | Ryo Chonan | 1-3-0 UFC | #3730 |  |
 | Saber Cherifi | #7867 | | |
 | Sacha Wann | 0-1-0 REC | #7921 | |
 | Sado Ucar | 0-2-0 REC | #3498 |  |
 | Sage Northcutt | 6-2-0 UFC | #1335 | |
 | Said Elderbiev | 0-2-0 REC | #7162 |  |
| Said-Khusein Akhyadov | 1-0-0 REC | #1748 | |
 | Salim Touahri | 0-3-0 UFC | #3952 |  |
 | Salvo Giudice | 2-0-0 REC | #2595 | |