Poids Mi-Moyens Hommes
 | Bahatebole Batebolati | 2-0-0 REC | #4283 |  |
 | Bakhromjon Mashrapov | 0-2-0 REC | #5749 |  |
 | Bassil Hafez | 1-2-0 UFC | #2397 |  |
 | Baysangur Atiev | 1-0-0 REC | #2007 |  |
 | Baysangur Chamsoudinov | 6-1-0 REC | #488 |  |
 | Baysangur Visingiriev | 1-0-0 REC | #6318 | |
 | Bekmyrza Dosmatov | 0-1-0 REC | #5150 |  |
 | Belal Muhammad | 15-5-0, 1NC UFC | #38 |  |
 | Ben Alloway | 1-2-0 UFC | #3427 |  |
 | Ben Askren | 1-2-0 UFC | #2084 | |
 | Ben Earwood | 1-0-0 UFC | #4141 | |
 | Ben Egli | 0-1-0 REC | #6924 | |
 | Ben Petches Kelly | 0-2-0 REC | #5547 |  |
 | Ben Saunders | 9-10-0 UFC | #1157 | |
 | Benjamin Bennett | 2-0-0 REC | #3870 | |
 | Benson Henderson | 11-3-0 UFC | #180 | |
 | Besam Yousef | 0-2-0 UFC | #4684 |  |
 | Bilal Bakhouche | 1-0-0 REC | #1016 | |
 | Billy Goff | 1-2-0 UFC | #2285 | |
 | Billy Miles | 0-1-0 UFC | #6657 | |