| Name | Meaning | Gender | Origin |
|---|
| Black | Dark | Male | English |
| Blaine | thin, lean, source of a river | Male | Irish |
| Blaire | Field Of Battle. | Unisex | Scottish |
| Blake | fair-haired, pallid | Male | English |
| Bob | bright, famous | Male | English |
| Bobby | bright fame | Male | English |
| Boo | | Male | Hebrew |
| Boo | | Male | Hebrew |
| Boo | | Male | Hebrew |
| Boo | | Male | Hebrew |
| Boom | | Unisex | Hebrew |
| Boom | | Unisex | Hebrew |
| Boy | A male child | Unisex | |
| Brad | English, wide meadow | Male | English |
| Bradley | broad meadow | Male | English |
| Brendan | prince | Male | Irish |
| Brett | a native of Brittany, Briton | Male | Celtic |
| Brewer | | Unisex | Hebrew |
| Brian | strong | Male | Irish |
| Briana | She ascends. Feminine of Brian.
| Female | Feminine |
| Brianna | She ascends. Feminine of Brian.
| Female | Feminine |
| Brianne | She ascends. Feminine of Brian.
| Female | |
| Bride | Protective
| Female | Irish |
| Brit | Of Bretagne, France | Unisex | Irish |
| Brittany | A Britain. | Female | English |