Poids Lourds Hommes
 | Ray Wizard | 0-1-0 UFC | #6356 |  |
 | Rayan Chaieb | 0-1-0 REC | #4941 |  |
 | Razak Al-Hassan | 0-2-0 UFC | #4984 | |
 | Remco Pardoel | 3-2-0 UFC | #2700 |  |
 | Renan Ferreira | 7-4-0, 3NC REC | #1063 |  |
 | Rex Holman | 0-1-0 UFC | #6843 | |
 | Ricardo Prasel | 0-4-0 REC | #3961 | |
 | Ricco Rodriguez | 5-2-0 UFC | #1397 | |
 | Richard Jacobi | 0-2-0 REC | #5222 | |
 | Rizvan Kuniev | 1-1-0 UFC | #209 |  |
 | RJ Harris | 2-0-0 REC | #362 | |
 | Rob Broughton | 1-2-0 UFC | #4367 |  |
 | Rob MacDonald | 1-2-0 UFC | #3502 |  |
 | Robelis Despaigne | 1-2-0 UFC | #1805 |  |
 | Robert Lucarelli | 0-1-0 UFC | #5624 | |
 | Roberto Traven | 1-1-0 UFC | #4470 | |
 | Robin Fosum | 2-0-1 REC | #5395 |  |
 | Rodrigo Nascimento | 4-3-0, 1NC UFC | #1184 | |
 | Roger Hollett | 0-2-0 UFC | #4656 | |
 | Rolles Gracie | 0-1-0 UFC | #6053 | |