| Blade | - | English Name | Blaine | - | Gaelic Name |
| Blair | - | Irish Name | Blaise | - | Arthurian Name |
| Blaize | - | Latin Name | Blake | - | Scottish Name |
| Blakeleigh | - | English Name | Blakeley | - | English Name |
| Blane | - | Irish Name | Blaney | - | Scottish Name |
| Blayne | - | Scottish Name | Blayze | - | American Name |
| Blaze | - | English Name | Bleecker | - | Dutch Name |
| Bliant | - | Arthurian Name | Blu | - | English Name |
| Blythe | - | English Name | Bo | - | Slavic Name |
| Boanerges | - | Biblical Name | Boaz | - | Hebrew Name |
| Boaz, or Booz | - | Biblical Name | Bob | - | German Name |
| Bobo | - | African Name | Bocheru | - | Biblical Name |
| Bodaway | - | American Name | Bode | - | German Name |
| Boden | - | Anglo Name | Bodgan | - | Romanian Name |
| Bodhan | - | Indian Name | Bodhi | - | Sanskrit Name |
| Bodi | - | Hungarian Name | Bodie | - | Scandinavian Name |
| Bodil | - | Danish Name | Bodwyn | - | Arthurian Name |
| Bogart | - | French Name | Bogdan | - | Ukrainian Name |
| BOGDAN | - | Russian Name | Boghos | - | Armenian Name |
| Bohdan | - | Ukrainian Name | Bohdanko | - | Ukrainian Name |
| Bohort | - | Arthurian Name | Bohumil | - | Czechoslovakian Name |
| Bokhari | - | African Name | Bolaji | - | African Name |
|
|
