Fighters
| first | last | nickname |
|---|---|---|
| Phil | Baroni | "New York Bad Ass" |
| Alan | Belcher | "The Talent" |
| David | Bielkheden | |
| Michael | Bisping | "The Count" |
| Brad | Blackburn | "Bad" |
| Mark | Bocek | |
| Tim | Boetsch | "The Barbarian" |
| Stephan | Bonnar | "American Psycho" |
| Kyle | Bradley | |
| Matt | Brown | "The Immortal" |
| Steve | Bruno | "Hollywood" |
| Justin | Buchholz | |
| Josh | Burkman | "The People's Warrior" |
| Kevin | Burns |