Poids Plumes Hommes
 | Raiki Endo | 1-0-0 REC | #2801 |  |
 | Ramiro Jimenez | 1-0-0 REC | #1682 |  |
 | Ramon Taveras | 1-2-0 UFC | #2216 |  |
 | Randy Costa | 2-4-0 UFC | #2958 | |
 | Raphael Federico | 0-2-0 REC | #3841 |  |
 | Rashid Bulguchev | 0-1-0 REC | #5342 |  |
 | Raul Navarrette | 1-1-0 REC | #2671 | |
 | Rayan Da Costa | 0-1-0 REC | #7413 |  |
 | Razhabali Shaydullaev | 5-0-0 REC | #388 |  |
 | Rebin Fazil | #7312 |  | |
 | Reginaldo Vieira | 1-2-0 UFC | #3868 |  |
 | Regivaldo Carvalho | 0-1-0 REC | #5100 | |
 | Reinaldo Ekson | 1-1-0 REC | #6020 | |
 | Ren Hiramoto | #6249 | | |
 | Ren Sugiyama | 1-1-0 REC | #1743 | |
 | Renan Barao | 9-8-0 UFC | #260 | |
 | Reza Arianto | 0-1-0 REC | #6844 |  |
 | Ricardo de Almeida | 0-1-0 REC | #5861 | |
 | Ricardo Jimenez | 0-1-0 REC | #6707 | |
 | Ricardo Lamas | 11-6-0 UFC | #512 | |