| 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 |
| Burgess | Man | English Names |
| Burke | Man | English Names |
| Burn | Man | English Names |
| Burnett | Unisex | English Names |
| Burns | Unisex | English Names |
| Burrell | Woman | English Names |
| Burrhus | Man | English Names |
| Burris | Man | English Names |