Poids Mi-Moyens Hommes
 | Ricky Rainey | 0-2-0 UFC | #5753 |  |
 | Rinat Fakhretdinov | 6-0-1 UFC | #849 |  |
 | Roan Carneiro | 4-5-0 UFC | #2680 |  |
 | Rob Kimmons | 3-4-0 UFC | #3051 | |
 | Robbie Lawler | 15-10-0 UFC | #147 | |
 | Rodrigo Sezinando | 0-1-0 UFC | #3236 | |
 | Roger Huerta | 6-2-0 UFC | #1933 | |
 | Roger Zapata | 0-1-0 UFC | #6650 | |
 | Romie Aram | 0-1-0 UFC | #5885 |  |
 | Ronald Jhun | 0-1-0 UFC | #7048 | |
 | Rory MacDonald | 9-4-0 UFC | #551 |  |
 | Ross Pointon | 0-2-0 UFC | #4669 |  |
 | Rostem Akman | 0-2-0 UFC | #3615 |  |
 | Rousimar Palhares | 8-4-0 UFC | #1136 | |
 | Ryan Laflare | 7-3-0 UFC | #1744 | |
 | Ryan Madigan | 0-1-0 UFC | #5488 | |
 | Ryan McGillivray | 0-1-0 UFC | #5740 | |
 | Ryan Thomas | 0-2-0 UFC | #4895 | |
 | Ryo Chonan | 1-3-0 UFC | #3716 |  |
 | Sage Northcutt | 6-2-0 UFC | #1374 | |