Poids Légers Hommes
 | Salvador Osorio | 1-0-0 REC | #5937 |  |
 | Salvatore Bellotta | 1-0-0 REC | #3448 |  |
 | Salvatore Prahin | 1-0-0 REC | #1725 |  |
 | Sam Stout | 9-11-0 UFC | #1256 |  |
 | Sami Touil | 1-0-0 REC | #1312 |  |
 | Samuel Dias | 1-1-0 REC | #4320 |  |
 | Samuel Hovsepyan | 0-1-0 REC | #5242 |  |
 | Samuel Sanches | 1-0-0 REC | #2356 | |
 | Samuel Silva | 3-2-0 REC | #2557 | |
 | Sang Uk Kim | 3-2-0 REC | #1741 |  |
 | Saul Rogers | 0-1-0, 1NC REC | #5798 |  |
 | Sayfulla Charaev | 3-0-0 REC | #752 |  |
 | Saykhan Timerbulatov | 1-1-0 REC | #2190 | |
 | Saykhan Uzbiev | 1-0-0 REC | #1059 | |
 | Scott Holtzman | 7-6-0 UFC | #1610 | |
 | Scottie Sopko | #8141 | | |
 | Scottie Stockman | 0-3-0 REC | #4670 | |
 | Sczar Charles | 1-1-0 REC | #3633 | |
 | Sean Sherk | 8-4-0 UFC | #1078 | |
 | Sebas Santana Guedes | 0-2-0 REC | #6658 |  |