| Brock | Man | English Names |
| Bron | Unisex | English Names |
| Brone | Man | English Names |
| Bronson | Man | English Names |
| Bronze | Unisex | English Names |
| Brook | Unisex | English Names |
| Brooke | Unisex | English Names |
| Brookfield | Unisex | English Names |
| Brooks | Unisex | English Names |
| Brown | Man | English Names |
| Bruce | Man | English Names |
| Bruton | Unisex | English Names |
| Bryan | Man | English Names |
| Bryce | Unisex | English Names |
| Bryony | Woman | English Names |
| Bryson | Man | English Names |
| Buck | Man | English Names |
| Buckingham | Unisex | English Names |
| Buckley | Man | English Names |
| Bull | Man | English Names |