Poids Plumes Hommes
 | Bobby Moffett | 0-2-0, 1NC UFC | #3256 |  |
 | Bogdan Grad | 1-2-0 UFC | #1566 |  |
 | Boualem Drissi | 0-1-0 REC | #4270 |  |
 | Brady Huang | 0-1-0 REC | #5768 | |
 | Brahyan Zurcher | 5-1-0 REC | #2109 |  |
 | Brandon Altomore | 0-1-0 REC | #5747 | |
 | Brandon Carrillo | 0-3-0 REC | #4216 | |
 | Brandy Hester | 0-1-0 REC | #6416 | |
 | Braydon Akeo | 0-1-0 REC | #6481 | |
 | Brendan Loughnane | 0-1-0 UFC | #423 |  |
 | Brian Geraghty | 0-1-0 UFC | #5749 | |
 | Brian Mitchell | 1-0-0 REC | #6843 | |
 | Brian Ortega | 8-5-0, 1NC UFC | #188 | |
 | Briven Sullivan | 1-0-0 REC | #688 | |
 | Bruno Fontes | 0-1-0 REC | #6378 |  |
 | Bruno Henrique | 1-0-0 REC | #2697 | |
 | Bruno Souza | 0-2-0 UFC | #3518 | |
 | Bubba Jenkins | 7-5-0 REC | #1930 | |
 | Busurmankul Abdibait uulu | 0-1-0 REC | #6152 |  |
 | Caio Machado | 1-1-0 REC | #4596 | |