| Birbal | - | Hindu Name | Birdoswald | - | Anglo Name |
| Biren | - | Maori Name | Birgir | - | Icelandic Name |
| Biridashwa | - | Assyrian Name | Birk | - | Scottish Name |
| Birkir | - | Icelandic Name | Birnik | - | Eskimo Name |
| Birsha | - | Biblical Name | Biruk | - | Ethiopia Name |
| Bisaq | - | Eskimo Name | Bishop | - | Greek Name |
| Bishopi | - | Maori Name | Bishr | - | Muslim Name |
| Bismisi | - | American Name | Bitana | - | Maori Name |
| Bitasok | - | Indian Name | Bithar | - | Aramaic Name |
| Bituk | - | Eskimo Name | Bjarni | - | Icelandic Name |
| Bjartur | - | Icelandic Name | Bjorn | - | Norse Name |
| Blade | - | English Name | Blagoje | - | Serbian Name |
| Blaine | - | Irish Name | Blair | - | Irish Name |
| Blaise | - | Arthurian Name | Blaize | - | Latin Name |
| Blaize | - | West Indies Name | Blake | - | English Name |
| Blakeleigh | - | English Name |
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