| Name | Meaning | Gender | Origin |
|---|
| Body | Blond
| Male | |
| Bogart | strong as a bow | Male | Gaelic |
| Bowden | Blond
| Male | |
| Bowdyn | Blond
| Male | |
| Bowen | Son of Owen
| Male | Welsh |
| Bowie | after David Bowie | Male | Scottish |
| Brady | large-chested | Male | Irish |
| Brayden | brave, broad | Male | Spelling |
| Brendan | prince | Male | Irish |
| Brennan | Little drop: Prince. Variant of Brendan.
| Male | Irish |
| Bret | Native of Brittany | Unisex | |
| Brett | a native of Brittany, Briton | Male | Celtic |
| Brian | strong | Male | Irish |
| Brice | swift, quick-moving, son of Rice | Male | Scottish |
| Brina | protector | Unisex | |
| Brit | Of Bretagne, France | Unisex | Irish |
| Broderick | son of Roderick, from the broad ridge | Male | Norse |
| Brody | From the muddy place. Surname.
| Male | Irish |
| Bryan | strong, virtuous, and honorable | Male | English |
| Bryce | Son of a nobleman
| Male | English |
| Burgess | free citizen | Male | English |
| Caellum | Brave Warrior
| Male | |
| Calhoun | warrior | Male | Irish |
| Cameron | Clan name meaning Bent nose.
| Male | Scottish |
| Caradoc | Dearly loved
| Male | Welsh |