Poids Lourds Hommes
 | Raiden Kovacs | 0-2-0 REC | #4764 |  |
 | Rakim Cleveland | 2-5-0 REC | #3231 | |
 | Raphael Pessoa | 1-2-0 UFC | #3220 |  |
 | Ras Hylton | 0-1-0 REC | #6655 | |
 | Rashad Coulter | 1-3-0 UFC | #3962 | |
 | Ray Wizard | 0-1-0 UFC | #6438 | |
 | Rayan Chaieb | 0-1-0 REC | #5262 |  |
 | Razak Al-Hassan | 0-2-0 UFC | #5042 | |
 | Remco Pardoel | 3-2-0 UFC | #2774 |  |
 | Renan Ferreira | 7-4-0, 3NC REC | #1099 | |
 | Rex Holman | 0-1-0 UFC | #7041 | |
 | Ricardo Prasel | 0-4-0 REC | #4166 | |
 | Ricco Rodriguez | 5-2-0 UFC | #1472 | |
 | Richard Jacobi | 0-2-0 REC | #5334 | |
 | Rizvan Kuniev | 1-1-0 UFC | #218 |  |
 | RJ Harris | 2-0-0 REC | #653 | |
 | Rob Broughton | 1-2-0 UFC | #4449 |  |
 | Rob MacDonald | 1-2-0 UFC | #3634 |  |
 | Robelis Despaigne | 1-2-0 UFC | #410 |  |
 | Robert Lucarelli | 0-1-0 UFC | #5621 | |