| Name | Meaning | Gender | Origin |
|---|
| Bacon | | Unisex | Hebrew |
| Bailey | bailiff, fortification, able | Female | Occupational |
| Bambi | child | Female | Italian |
| Bandit | An outlaw or robber | Male | Word |
| Banjo | | Male | Hebrew |
| Batman | | Unisex | Hebrew |
| Bean | Fair-Skinned | Male | Scottish |
| Bear | Large mammal with large head, bulky body and coarse thick fur | Male | Animal |
| Beatrice | blessed; she who brings happiness | Female | Latin |
| Bell | ringer of the bell | Male | English |
| Bella | Beautiful
| Female | English |
| Bella | Beautiful
| Female | English |
| Belle | Beautiful woman | Female | Short |
| Ben | . | Male | Hebrew |
| Bessie | From Elizabeth - Consecrated to God | Female | English |
| Betsy | Consecrated To God | Female | English |
| Betty | Devoted to God
| Female | English |
| Biscuit | A cookie or cracker | Unisex | |
| Bitsy | | Female | Hebrew |
| Blackie | Of the colour black. | Unisex | |
| Blossom | lovely, A flower or cluster of flowers | Female | English |
| Blu | | Unisex | Hebrew |
| Blu | | Unisex | Hebrew |
| Blue | A colour between green and indigo. Gloomy or depressed. | Male | Color |
| Blueberry | | Unisex | Hebrew |