Combattants Etats-Unis
| 2151 |  | Sean Daugherty | 0-1-0 UFC | #6987 |  |
| 2152 |  | Sean Gannon | 0-1-0 UFC | #4019 | |
| 2153 |  | Sean Krebbs | 0-1-0 REC | #7349 | |
| 2154 |  | Sean Lally | 0-1-0 REC | #6942 | |
| 2155 |  | Sean McCorkle | 1-2-0 UFC | #4308 | |
| 2156 |  | Sean McPadden | 0-1-0 REC | #7150 | |
| 2157 |  | Sean O'Connell | 2-5-0 UFC | #1605 | |
| 2158 |  | Sean O'Malley | 11-3-0, 1NC UFC | #35 | |
| 2159 |  | Sean Rose | 1-2-0, 1NC REC | #4299 | |
| 2160 |  | Sean Salmon | 0-2-0 UFC | #4609 | |
| 2161 |  | Sean Sharaf | 0-2-0 UFC | #2398 | |
| 2162 |  | Sean Sherk | 8-4-0 UFC | #1062 | |
| 2163 |  | Sean Soriano | 0-5-0 UFC | #3728 | |
| 2164 |  | Sean Spencer | 3-5-0 UFC | #2797 | |
| 2165 |  | Sean Strickland | 18-7-0 UFC | #4 | |
| 2166 |  | Sean Woodson | 7-2-1 UFC | #737 | |
| 2167 |  | Sedric Richard | 0-1-0 REC | #5607 | |
| 2168 |  | Sedriques Dumas | 3-5-0, 1NC UFC | #1192 | |
| 2169 |  | Serena DeJesus | 2-1-0 REC | #4305 | |
| 2170 |  | Sergio Martinez | 0-1-0 REC | #6369 | |
| 2171 |  | Sergio Pettis | 9-5-0 UFC | #337 | |
| 2172 |  | Seth Baczynski | 5-6-0 UFC | #2286 | |
| 2173 |  | Seth Petruzelli | 0-4-0 UFC | #3600 | |
| 2174 |  | Shad Walters | 4-2-0 REC | #2791 | |
| 2175 |  | Shaheen Santana | 1-4-0 REC | #2925 | |