Poids Mi-Lourds Hommes
 | Robert Whittaker | 18-7-0 UFC | #43 |  |
 | Rodney Wallace | 0-3-0 UFC | #5040 |  |
 | Rodolfo Bellato | 2-1-1, 1NC UFC | #996 |  |
 | Roland Dunlap | 1-1-0 REC | #4531 | |
 | Roland Payne | 0-1-0 UFC | #4913 | |
 | Roman Dolidze | 9-6-0 UFC | #354 |  |
 | Roman Kiziuk | 0-1-0 REC | #6329 |  |
 | Ron Van Clief | 0-1-0 UFC | #4744 | |
 | Ronny Markes | 3-2-0 UFC | #2606 | |
 | Rory Light | 1-0-0 REC | #7669 | |
 | Royce Gracie | 11-1-1 UFC | #455 | |
 | Ruslan Gabaraev | 1-3-0 REC | #2085 |  |
 | Ryan Jimmo | 3-4-0 UFC | #2956 |  |
 | Ryan Parker | 0-1-0 REC | #6884 | |
 | Sadibou Sy | 11-7-2, 1NC REC | #816 |  |
 | Said-Magomed Abdulgaziev | 0-1-0 REC | #4718 | |
 | Salamu Abdurakhmanov | 3-0-0 REC | #519 | |
 | Salim El Ouassaidi | 0-2-0 REC | #4697 |  |
 | Sam Alvey | 10-13-1 UFC | #861 | |
 | Sam Fournier | 0-1-0 REC | #6493 | |