Combattants Etats-Unis
| 2151 |  | Spencer Fisher | 9-8-0 UFC | #1054 |  |
| 2152 |  | Spencer Smith | 0-1-0 REC | #6863 | |
| 2153 |  | Spike Carlyle | 1-2-0 UFC | #2933 | |
| 2154 |  | Stanley Dorsainvil | 1-0-0 REC | #6986 | |
| 2155 |  | Stanton Ketcherside | 0-1-0 REC | #6669 | |
| 2156 |  | Stephan Bonnar | 8-7-0 UFC | #1082 | |
| 2157 |  | Stephanie Frausto | 0-1-0 REC | #6906 | |
| 2158 |  | Stephanie Geltmacher | 1-0-0 REC | #5694 | |
| 2159 |  | Stephanie Nayen | 0-2-0 REC | #3235 | |
| 2160 |  | Stephen Bass | 0-1-0 UFC | #6312 | |
| 2161 |  | Stephen Lesko | 2-0-0 REC | #4702 | |
| 2162 |  | Stephen Regman | 0-1-0 REC | #7123 | |
| 2163 |  | Stephen Thompson | 12-9-1 UFC | #249 | |
| 2164 |  | Steve Berger | 0-2-0, 1NC UFC | #4617 | |
| 2165 |  | Steve Bruno | 1-2-0 UFC | #4505 | |
| 2166 |  | Steve Byrnes | 0-1-0 UFC | #6272 | |
| 2167 |  | Steve Cantwell | 1-5-0 UFC | #3186 | |
| 2168 |  | Steve Collins | 4-0-0 REC | #747 | |
| 2169 |  | Steve Garcia | 8-2-0 UFC | #142 | |
| 2170 |  | Steve Jennum | 2-1-0 UFC | #3784 | |
| 2171 |  | Steve Judson | 0-2-0 UFC | #3706 | |
| 2172 |  | Steve Larson | 0-1-0 REC | #5913 | |
| 2173 |  | Steve Lopez | 0-2-0 UFC | #5261 | |
| 2174 |  | Steve Montgomery | 0-2-0 UFC | #4689 | |
| 2175 |  | Steve Mora | 1-0-0 REC | #3221 | |