Poids Mi-Moyens Hommes
 | Ricardo Funch | 0-4-0 UFC | #4061 |  |
 | Rich Attonito | 3-2-0 UFC | #3261 | |
 | Richard Walsh | 2-3-0, 1NC UFC | #3444 |  |
 | Rick Story | 12-7-0 UFC | #455 | |
 | Ricky Rainey | 0-2-0 UFC | #5675 | |
 | Rinat Fakhretdinov | 6-0-1 UFC | #924 |  |
 | Roan Carneiro | 4-5-0 UFC | #2722 |  |
 | Rob Kimmons | 3-4-0 UFC | #3098 | |
 | Robbie Lawler | 15-10-0 UFC | #154 | |
 | Rodrigo Sezinando | 0-1-0 UFC | #3353 | |
 | Roger Huerta | 6-2-0 UFC | #1944 | |
 | Roger Zapata | 0-1-0 UFC | #6757 | |
 | Romie Aram | 0-1-0 UFC | #6011 |  |
 | Ronald Jhun | 0-1-0 UFC | #7194 | |
 | Rory MacDonald | 9-4-0 UFC | #546 |  |
 | Ross Pointon | 0-2-0 UFC | #4926 |  |
 | Rostem Akman | 0-2-0 UFC | #3687 |  |
 | Rousimar Palhares | 8-4-0 UFC | #1130 | |
 | Ryan Laflare | 7-3-0 UFC | #1769 | |
 | Ryan Madigan | 0-1-0 UFC | #5562 | |