Poids Mi-Moyens Hommes
 | Sanon Sadeck | 1-2-0 REC | #3958 |  |
 | Santiago Ponzinibbio | 12-8-0 UFC | #397 |  |
 | Sarek Shields | 2-1-0 REC | #1877 |  |
 | Saygid Izagakhmaev | 0-1-0 UFC | #2948 |  |
 | Scotty Hao | 0-1-0 REC | #6834 | |
 | Sean Brady | 8-2-0 UFC | #118 | |
 | Sean Clancy | 6-0-0 REC | #789 |  |
 | Sean Connor Fallon | 1-1-0 REC | #5194 | |
 | Sean Lally | 0-1-0 REC | #6669 | |
 | Sean Pierson | 4-2-0 UFC | #2733 |  |
 | Sean Spencer | 3-5-0 UFC | #2696 | |
 | Sebastian Hirtenlehner | #7458 |  | |
 | Sebastian Horvath | 0-1-0 REC | #5972 |  |
 | Sebastian Romanowski | 0-1-0 REC | #6961 |  |
 | Senan Coakley | 1-0-0 REC | #1623 |  |
 | Seok Hyun Ko | 3-0-0 REC | #1147 |  |
 | Sergey Khandozhko | 2-1-0 UFC | #3614 | |
 | Sergio Gavinelli | 1-2-0 REC | #5596 |  |
 | Sergio Moraes | 8-5-1 UFC | #1295 |  |
 | Serik Razgaliev | 0-1-0 REC | #5938 | |