| Name | Meaning | Gender | Origin |
|---|
| Ariadne | Greek mythology, daughter of King Minos of Crete | Female | Greek |
| Ariana | Silver.
| Female | Italian |
| Arianna | most holy | Female | Italian |
| Ariel | lioness of god | Female | Hebrew |
| Aurora | "dawn" | Female | Latin |
| Avalon | island of apples | Female | Celtic |
| Baby | A young animal. An object or personal concern or indulgence | Unisex | |
| Bagpuss | | Unisex | Hebrew |
| Bali | Mighty warrior | Female | Sanskrit |
| Banana | | Female | |
| Banshee | Female fairy spirit from Irish Gaelic folklore. | Unisex | |
| Bast | Of The City Of Bubastis | Unisex | African |
| Beast | | Unisex | Hebrew |
| Beauty | One that is beautiful, especially a woman | Female | |
| Bella | Beautiful
| Female | English |
| Bella | Beautiful
| Female | English |
| Bellatrix | | Female | Hebrew |
| Belle | Beautiful woman | Female | Short |
| Betty | Devoted to God
| Female | English |
| Boo Boo | | Unisex | Hebrew |
| Boss | An employer or supervisor | Unisex | |
| Boudicca | victory | Female | Celtic |
| Buckbeak | | Unisex | |
| Bunny | little rabbit | Female | Nickname |
| Buttercup | A bright yellow flowered plant. Also a term of endearment. | Female | |