Poids Légers Hommes
 | Benjamin Brander | 0-1-0 REC | #5070 |  |
 | Benny Orozco | 2-1-0 REC | #288 |  |
 | Benoit Saint-Denis | 9-3-0 UFC | #25 |  |
 | Bernardo Magalhaes | 0-2-0 UFC | #4724 |  |
 | Biaggio Ali Walsh | 8-1-0 REC | #703 | |
 | Bibert Tumenov | 3-0-0 REC | #431 |  |
 | Bilal Kai Haga | 0-1-0 REC | #4962 |  |
 | Bilal Nazhmudinov | 0-1-0 REC | #5639 | |
 | Blake Smith | 0-1-0 REC | #7052 | |
 | Bobby Green | 15-12-1, 1NC UFC | #83 | |
 | Bobby King | 1-3-0 REC | #3792 | |
 | Bobby Pallett | 1-3-0 REC | #3932 |  |
 | Bogdan Barbu | 0-1-0 REC | #6316 |  |
 | Bogdan Plutakhin | 3-0-0 REC | #370 | |
 | Bolaji Oki | 2-3-0 UFC | #621 |  |
 | Borys Mankowski | 0-1-0 REC | #6840 |  |
 | Brad Riddell | 4-3-0 UFC | #1998 |  |
 | Brandon Jenkins | 0-2-0 UFC | #4001 | |
 | Brendan O'Reilly | 1-3-0 UFC | #3395 |  |
 | Brendon Marotte | 0-2-0 UFC | #3802 | |