| Name | Meaning | Gender | Origin |
|---|
| Billie | Will, desire and helmet, protection | Unisex | Germanic |
| Bina | Of the Sabine tribe | Female | Latin |
| Blanche | White | Female | French |
| Blossom | Blossom, flower | Female | English |
| Blythe | Joyous | Female | English |
| Bo | Handsome | Female | French |
| Bonnie | Pretty | Female | English |
| Boston | Botolph's town | Unisex | English |
| Brady | Descendant of Brádach | Unisex | Gaelic |
| Breana | Noble, strong, virtuous | Female | Gaelic |
| Breann | Noble, strong, virtuous | Female | Gaelic |
| Brenna | Hill | Female | Welsh |
| Bridget | The exalted one | Female | Gaelic |
| Brier | Thorny plant | Female | English |
| Brina | Strong | Female | English |
| Brittaney | Originally The Ancient Duchy Of Bretagne In France. Celtic Bretons Emigrated From France To Become The Bretons Of England. | Female | English |
| Brittanie | Originally The Ancient Duchy Of Bretagne In France. Celtic Bretons Emigrated From France To Become The Bretons Of England. | Female | English |
| Brittny | Of Bretagne, France | Female | English |
| Brooklyn | Uncertain, perhaps broken land | Unisex | Dutch |
| Bryanna | Noble, strong, virtuous | Female | Gaelic |
| Brynn | Hill | Unisex | Welsh |
| Bryony | Vine | Female | Greek |
| Bunny | Little rabbit | Female | English |
| Buster | One that breaks up something | Unisex | American English |
| Caden | Little Fighter. | Unisex | English |
| Cadence | Rhythm | Female | English |
| Cai | Female | Female | English |
| Caitlin | Pure | Female | English |
| Calandra | Beautiful youth | Female | Greek |
| Calantha | Beautiful flower | Female | Greek |