Poids Coqs Hommes
 | Saimon Oliveira | 0-4-0 UFC | #2688 |  |
 | Sal Guerriero | 0-1-0 REC | #7406 |  |
 | Salih Kulucan | 0-1-0 REC | #7842 |  |
 | Salim Mhamdi | #8162 |  | |
 | Sam Kelly | 3-4-0 REC | #2074 | |
 | Sam Robinson | 0-1-0 REC | #7913 | |
 | Samy Schiavo | 0-2-0 UFC | #3338 |  |
 | Sanaa Mandar | #8191 |  | |
 | Santhiago Paiva | 0-1-0 REC | #6520 | |
 | Santiago Luna | 2-1-0 UFC | #1140 |  |
 | Sarvarjon Khamidov | 4-1-0 REC | #896 |  |
 | Sayan Kedenov | 1-0-0 REC | #2700 |  |
 | Scott Jorgensen | 4-8-0 UFC | #2397 | |
| Scott Pozzo | 1-0-0 REC | #2429 |  |
 | Sean Gauci | 3-0-0 REC | #931 |  |
 | Sean McPadden | 0-1-0 REC | #7469 | |
 | Sean Mora | #8091 |  | |
 | Sean O'Malley | 12-3-0, 1NC UFC | #29 | |
 | Sebastian Decowski | 1-1-0 REC | #2412 |  |
 | Sebastian Przybysz | 5-3-1 REC | #920 | |