Combattants Etats-Unis
| 201 |  | Austin Waterman | 0-1-0 REC | #7141 |  |
| 202 |  | Auttumn Norton | 1-1-0 REC | #4311 | |
| 203 |  | Aysia Cortez | 0-1-0 REC | #6931 | |
| 204 |  | B.J. Penn | 12-13-2 UFC | #142 | |
| 205 |  | Bailey Schoenfelder | 2-1-0 REC | #4656 | |
| 206 |  | Barb Honchak | 0-2-0 UFC | #4814 | |
| 207 |  | Barrington Bishop | 0-1-0 REC | #7294 | |
| 208 |  | Bart Palaszewski | 1-3-0 UFC | #4056 | |
| 209 |  | Bassil Hafez | 1-2-0 UFC | #2642 | |
| 210 |  | Beau Samaniego | #7879 | | |
| 211 |  | Bella Mir | #7450 | | |
| 212 |  | Ben Askren | 1-2-0 UFC | #2275 | |
| 213 |  | Ben Earwood | 1-0-0 UFC | #4245 | |
| 214 |  | Ben Egli | 0-1-0 REC | #6987 | |
| 215 |  | Ben Fowler | 1-1-0 REC | #5936 | |
| 216 |  | Ben Nguyen | 4-3-0 UFC | #2486 | |
| 217 |  | Ben Parrish | 0-1-0 REC | #5731 | |
| 218 |  | Ben Rothwell | 9-8-0 UFC | #1024 | |
| 219 |  | Ben Saunders | 9-10-0 UFC | #1291 | |
| 220 |  | Ben Wunder | 0-2-0 REC | #4132 | |
| 221 |  | Benito Lopez | 2-2-0 UFC | #3138 | |
| 222 |  | Benjamin Bennett | 2-0-0 REC | #4180 | |
| 223 |  | Benji Radach | 1-1-0, 1NC UFC | #4189 | |
| 224 |  | Benny Orozco | 2-1-0 REC | #920 | |
| 225 |  | Benson Henderson | 11-3-0 UFC | #131 | |