| Bartek | Man | Polish Names |
| Barth | Man | Hebrew Names |
| Bartholemew | Man | Hebrew Names |
| Bartholomew | Man | Hebrew Names |
| Bartimaeus | Man | Greek Names |
| Bartlett | Unisex | English Names |
| Barto | Man | Spanish Names |
| Barton | Man | English Names |
| Bartosz | Man | Polish Names |
| Baruch | Man | Hebrew Names |
| Bary | Man | Irish Names |
| Barzillai | Man | Hebrew Names |
| Bas | Man | Dutch Names |
| Basanti | Woman | Indian Names |
| Base | Man | English Names |
| Bash | Man | Turkish Names |
| Bashar | Man | Arabic Names |
| Bashkim | Man | Albanian Names |
| Basia | Woman | Polish Names |
| Basiano | Man | Spanish Names |