Tous les combattants
 | Ruben Wolf | 0-2-0 REC | #4664 |  |
 | Ruby Mesu | 0-1-0 REC | #5544 |  |
 | Rudson Caliocane | 0-1-0 REC | #5787 |  |
 | Rudy Delangue | #7773 |  | |
 | Rudyard Moncayo | 0-1-0 UFC | #6506 |  |
 | Ruel Panales | 0-2-0 REC | #4129 |  |
 | Rui Imura | 0-1-0 REC | #4690 |  |
 | Ruslan Abiltarov | 0-1-0 REC | #6067 |  |
 | Ruslan Gabaraev | 1-2-0 REC | #1746 | |
 | Ruslan Kolodko | 0-2-0 REC | #3331 |  |
 | Ruslan Magomedov | 3-0-0 UFC | #2983 | |
 | Ruslan Medzhidov | 0-2-0 REC | #3951 |  |
 | Ruslan Shamilov | 3-0-0 REC | #758 | |
 | Russell Doane | 3-5-0 UFC | #2831 | |
 | Rustam Asuev | 1-0-0 REC | #3067 | |
 | Rustam Debishev | 1-0-0 REC | #6468 | |
 | Rustam Kerimov | 2-1-0 REC | #1139 | |
 | Rustam Khabilov | 10-3-0 UFC | #711 | |
 | Rustam Khadisgadzhiev | 2-0-0 REC | #1798 | |
 | Rustam Serbiev | #7726 | | |
 | Ruth Pereira | 1-2-0 REC | #4684 | |
 | Ryan Bader | 15-5-0 UFC | #173 | |
 | Ryan Benoit | 3-6-0 UFC | #2472 | |
 | Ryan Cafaro | 1-0-0 REC | #597 | |
 | Ryan Campbell | 3-1-0 REC | #1220 |  |