Poids Légers Hommes
 | Shovkhal Churchaev | 1-1-0 REC | #3001 |  |
 | Shunta Nomura | 2-0-0 REC | #2882 |  |
 | Shutaro Debana | 0-1-0 REC | #6686 | |
 | Sidney Outlaw | 5-2-0 REC | #824 |  |
 | Silvestre Sanchez | #8101 |  | |
 | Simeon Kapuya | 0-1-0 REC | #7683 |  |
 | Simone Manno | 0-1-0 REC | #7225 |  |
 | Simone Patrizi | 2-5-0 REC | #3069 | |
 | Sitik Muduev | #7953 | | |
 | Slimen Hassaini | 0-1-0 REC | #5984 |  |
 | Sodiq Yusuff | 6-4-0 UFC | #1123 |  |
 | Sofiane El Fatni | 2-1-0 REC | #706 |  |
 | Solomon Renfro | 1-4-0 REC | #4256 | |
 | Solomon Simon | 7-1-0 REC | #362 |  |
 | Soren Bak | 1-0-0 REC | #4910 |  |
 | Soslan Gagloev | 4-2-0 REC | #2791 | |
 | Souhil Tairi | 2-3-0 REC | #2398 |  |
 | Spencer Fisher | 9-8-0 UFC | #1173 | |
 | Stan Dorsainvil | #8124 | | |
 | Stefan Zuparic | 1-1-0 REC | #5283 |  |