| Borko | - | Serbian Name | Born of Sunday | - | Spanish Name |
| Borre | - | Arthurian Name | Bortholomew | - | Greek Name |
| Boruch | - | Yiddish Name | BORYA | - | Russian Name |
| Borys | - | Ukrainian Name | Bose | - | Indian Name |
| Bostar | - | Phoenician Name | Boston | - | English Name |
| Bostyn | - | English Name | Botan | - | Japanese Name |
| Both | - | Scottish Name | Bothain | - | Scottish Name |
| Bothan | - | Scottish Name | Botond | - | English Name |
| Boubacar | - | Cameroon Name | Boudhayan | - | Indian Name |
| Boulos | - | Assyrian Name | Boulus | - | Algerian Name |
| BOUTROS | - | Muslim Name | Bowden | - | Anglo Name |
| Bowdyn | - | Anglo Name | Bowen | - | Welsh Name |
| Bowen | - | United States Name | Bowie | - | Gaelic Name |
| Bowman | - | English Name | Boyce | - | French Name |
| Boyd | - | Scottish Name | Boyden | - | Anglo Name |
| Boyne | - | Gaelic Name | Boynton | - | Gaelic Name |
| Boško | - | Serbian Name | Bracken | - | English Name |
| Brad | - | English Name | Braden | - | English Name |
| Bradey | - | Irish Name | Bradford | - | United States Name |
| Bradley | - | English Name | Bradon | - | English Name |
| Brady | - | English Name |
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