Poids Mi-Moyens Hommes
 | Robbie Lawler | 15-10-0 UFC | #141 |  |
 | Rodrigo Sezinando | 0-1-0 UFC | #3039 |  |
 | Roger Huerta | 6-2-0 UFC | #1853 | |
 | Roger Zapata | 0-1-0 UFC | #6359 | |
 | Romie Aram | 0-1-0 UFC | #5697 |  |
 | Ronald Jhun | 0-1-0 UFC | #6805 | |
 | Rory MacDonald | 9-4-0 UFC | #532 |  |
 | Ross Pointon | 0-2-0 UFC | #4434 |  |
 | Rostem Akman | 0-2-0 UFC | #3455 |  |
 | Rousimar Palhares | 8-4-0 UFC | #1085 | |
 | Ryan Laflare | 7-3-0 UFC | #1624 | |
 | Ryan Madigan | 0-1-0 UFC | #5245 | |
 | Ryan McGillivray | 0-1-0 UFC | #5529 | |
 | Ryan Thomas | 0-2-0 UFC | #4727 | |
 | Ryo Chonan | 1-3-0 UFC | #3633 |  |
 | Sage Northcutt | 6-2-0 UFC | #1247 | |
 | Salim Touahri | 0-3-0 UFC | #3864 |  |
 | Sam Patterson | 4-2-0 UFC | #512 | |
 | Sammy Morgan | 0-2-0 UFC | #4772 | |
 | Santiago Ponzinibbio | 12-8-0 UFC | #397 |  |