Combattants Etats-Unis
| 276 |  | Brandy Hester | 0-1-0 REC | #6646 |  |
| 277 |  | Braxton Smith | 0-1-0 UFC | #5995 | |
| 278 |  | Brayan Mancilla | 1-0-0 REC | #1776 | |
| 279 |  | Braydon Akeo | 0-1-0 REC | #6835 | |
| 280 |  | Brendan Allen | 14-4-0 UFC | #48 | |
| 281 |  | Brendan Schaub | 6-5-0 UFC | #1895 | |
| 282 |  | Brendon Marotte | 0-2-0 UFC | #3845 | |
| 283 |  | Brennan Ward | 2-3-0 REC | #3805 | |
| 284 |  | Brent Campbell | 1-0-0 REC | #6743 | |
| 285 |  | Brent Primus | 5-4-0, 1NC REC | #1508 | |
| 286 |  | Bret Cooper | 0-1-0 REC | #6866 | |
| 287 |  | Brett Bye | 3-1-0 REC | #1885 | |
| 288 |  | Brett Cooper | 1-2-0 REC | #4933 | |
| 289 |  | Brett Wittmann | 1-0-0 REC | #3298 | |
| 290 |  | Brian Akins | 0-1-0 REC | #6792 | |
| 291 |  | Brian Bowles | 2-2-0 UFC | #3621 | |
| 292 |  | Brian Camozzi | 0-3-0 UFC | #4629 | |
| 293 |  | Brian Cobb | 0-1-0 UFC | #6505 | |
| 294 |  | Brian Ebersole | 5-3-0 UFC | #2345 | |
| 295 |  | Brian Foster | 3-2-0 UFC | #2724 | |
| 296 |  | Brian Gassaway | 0-1-0 UFC | #6070 | |
| 297 |  | Brian Geraghty | 0-1-0 UFC | #5842 | |
| 298 |  | Brian Houston | 0-2-0 UFC | #5471 | |
| 299 |  | Brian Johnston | 2-4-0 UFC | #3192 | |
| 300 |  | Brian Kelleher | 8-9-0 UFC | #1209 | |