| Name | Meaning | Gender | Origin |
|---|
| Bamboo | Tall woody grass like plant from Asia. | Male | Word |
| Barclay | birch meadow | Male | English |
| Barkley | | Unisex | Hebrew |
| Bas | Dutch name | Male | Dutch |
| Basic | | Unisex | Hebrew |
| Basil | Majestic, royal, brave | Male | Greek |
| Bay | Born In July, Seventh-Born Son | Male | Vietnamese |
| Baz | from the longest name in the Bible, Maher-shalal-hash-baz | Male | English |
| Beach | | Male | Hebrew |
| Belinda | beautiful snake | Female | Spanish |
| Belladonna | beautiful woman | Unisex | |
| Berkeley | Lives At The Birch-Tree Meadow | Male | English |
| Bjork | | Unisex | Hebrew |
| Blossom | lovely, A flower or cluster of flowers | Female | English |
| Bluebell | | Female | Hebrew |
| Bodhi | awakening, enlightenment | Male | Sanskrit |
| Bonzai | | Unisex | Hebrew |
| Booker | beech tree | Male | English |
| Bosley | meadow near the woods | Male | English |
| Bramble | | Unisex | Hebrew |
| Briar | a thorny patch | Female | English |
| Briza | From Briseis the woman Achilles loved in Homer's Iliad.
| Female | |
| Buttercup | A bright yellow flowered plant. Also a term of endearment. | Female | |
| Cacao | | Unisex | Hebrew |
| Calypso | Greek for concealor. A type of music originating in the West Indies. Also a satellite of Saturn. | Male | Greek |