Sorted alphabetically by last name · 2707 fighters
| Name | Nickname | |
|---|---|---|
| BS | Brian Stann | "All American" |
| BF | Brianna Fortino | "The Bull" |
| BM | Bristol Marunde | |
| BJ | Brock Jardine | "The Machine" |
| BL | Brock Larson | |
| BL | Brock Lesnar | |
| BF | Brodie Farber | |
| BW | Brogan Walker | "The Bear" |
| BW | Brok Weaver | "Chata Tuska" |
| BB | Bruna Brasil |