| Name | Meaning | Gender | Origin |
|---|
| Ash | Ash tree.
| Male | English |
| Ashby | ash tree farm | Female | English |
| Asher | fortunate, lucky, blessed, happy | Male | Hebrew |
| Ashes | | Female | Hebrew |
| Ashes | | Female | Hebrew |
| Asphalt | | Unisex | Hebrew |
| Astra | like a star | Female | Latin |
| Aurelia | the golden one | Female | Latin |
| Aurora | "dawn" | Female | Latin |
| Autumn | Season between summer and winter. | Female | |
| Avalon | island of apples | Female | Celtic |
| Azazel | means desert demon, Bible: Leviticus | Unisex | |
| Azrael | help of God | Male | Hebrew |
| Balthazar | One of the three Wise Men. A bottle of wine that has the equivalant of 12 bottles total.
| Male | Phoenician |
| Banshee | Female fairy spirit from Irish Gaelic folklore. | Unisex | |
| Barbara | foreign, strange, exotic, mysterious | Female | Latin |
| Barnabas | so named for Barnabas Collins of Dark Shadows | Male | Aramaic |
| Bat | Bumpy, Rough | Unisex | Hebrew |
| Batman | | Unisex | Hebrew |
| Batty | Slang for crazy or insane. | Unisex | |
| Beast | | Unisex | Hebrew |
| Beelzebub | Bee EL zah BUB | Unisex | |
| Bela | named after Bela Lugosi and pronounced: BAY-la | Male | Czech |
| Bell | ringer of the bell | Male | English |
| Bella | Beautiful
| Female | English |