| Name | Meaning | Gender | Origin |
|---|
| Ash | Ash tree.
| Male | English |
| Ashley | ash-tree | Female | English |
| Asia | East | Female | Place-name |
| Aspen | Aspen Tree | Female | English |
| Athena | Goddess of War | Female | Greek |
| Atticus | from Attica | Male | Latin |
| Aurora | "dawn" | Female | Latin |
| Autumn | Season between summer and winter. | Female | |
| Baby | A young animal. An object or personal concern or indulgence | Unisex | |
| Baby Kitty | | Unisex | Hebrew |
| Bailey | bailiff, fortification, able | Female | Occupational |
| Baloo | | Unisex | Hebrew |
| Bambi | child | Female | Italian |
| Bandit | An outlaw or robber | Male | Word |
| Banjo | | Male | Hebrew |
| Banshee | Female fairy spirit from Irish Gaelic folklore. | Unisex | |
| Barbie | Traveler from a foreign land. In Catholic custom St. Barbara is a protectress against fire and lightning.
| Female | English |
| Barney | Comforter
| Male | English |
| Batman | | Unisex | Hebrew |
| Baxter | baker | Male | English |
| Bean | Fair-Skinned | Male | Scottish |
| Bear | Large mammal with large head, bulky body and coarse thick fur | Male | Animal |
| Bebe | baby | Female | English |
| Bella | Beautiful
| Female | English |
| Bella | Beautiful
| Female | English |