| Brandr | | - | Ancient Scandinavian | |
| Brennus | | BREN-əs (English) | Ancient Celtic (Latinized) | |
| Brian | | BRIE-ən (Irish, English) | Irish, English, Ancient Irish | |
| Bricius | | - | Ancient Celtic (Latinized) | |
| Brunhild | | - | Germanic Mythology, Ancient Germanic | |
| Brunhilde | | broon-HIL-də (German) | German, Ancient Germanic | |
| Brunihild | | - | Ancient Germanic | |
| Bruno | | BROO-no (German), BRUW-naw (Polish) | German, Italian, Spanish, Portuguese, French, Croatian, Polish, Ancient Germanic | |
| Brutus | | - | Ancient Roman | |
| Brynhildr | | - | Norse Mythology, Ancient Scandinavian | |
| Brynja | | BRIN-yah (Icelandic) | Icelandic, Ancient Scandinavian | |
| Brynjarr | | - | Ancient Scandinavian | |
| Burchard | | BOOR-kahrt (German) | German, Ancient Germanic | |
| Burkhard | | BOORK-hahrt (German) | German, Ancient Germanic | |
| Burkhart | | BOORK-hahrt (German) | German, Ancient Germanic | |