Aliases
| Name | Aliases |
|---|---|
| Bianca | Koyuki |
| Bien Hoo | Bien Fuu |
| Biff | Gabriel |
| Big Band | Ben Birdland |
| Big Barda | Barda Free |
| Big Boss | Naked Snake, John, Jack, Ishmael, Saladin |
| Big Rang | MA-05Ad |
| Big Time (mutation) | Charlie Bigelow |
| Big Top | Number 3 |
| Big Zam | MA-08 |
| Big-Bang | Bang (バン) |
| Bigbird Aragaki | BB Aragaki |
| Bijou Koseki | Koseki Bijou, Biboo |
| Bill | Pitan, Century Egg |
| Billy | Arsindo |
| Billy Batson | Captain Marvel, Shazam |
| Billy Tanaka | Tanaka Shouri |
| Billy the Kid | Archer |
| Binturong | Bearcat |
| Bisca T. Balmus | Pope |
| Biscuit Krueger | Bisky |
| Bishamon | Bishamonten, Vaisravana, Veena |
| Bisk | Shigani |
| Biskit | Robin |
| Bistort | Ibukitoranoo |
| Biting Snake Fist Sneck | Snek |
| Bitty | Aimee |
| Bizaaro | Bizarre |
| Black Cat | Kuroneko |
| Black Cat Teacher | Kuroneko Sensei |