| Name | Meaning | Gender | Origin |
|---|
| Angelina Johnson | Gryffindor chaser.
| Female | |
| Annabelle | Joy | Female | Combination |
| Annie | Prayer
| Female | English |
| Anubis | Royal Child | Female | Greek |
| Ape | | Male | |
| Aria | "lioness" | Female | Italian |
| Ariel | lioness of god | Female | Hebrew |
| Armani | Brand of men's clothing | Male | Persian |
| Ashton | ash trees place | Male | English |
| Aspen | Aspen Tree | Female | English |
| Asterix | | Male | Hebrew |
| Attila | "little father" | Male | Hungarian |
| Augie | | Female | Hebrew |
| Austin | From Augustine - Exalted one | Male | English |
| Azul | | Unisex | Hebrew |
| Azure | Sky-Blue. | Female | English |
| Bacardi | | Male | Hebrew |
| Bach | | Male | Hebrew |
| Bailey | bailiff, fortification, able | Female | Occupational |
| Bam-Bam | | Unisex | Hebrew |
| Bambino | | Unisex | Hebrew |
| Baracca | | Male | Hebrew |
| Barbara | foreign, strange, exotic, mysterious | Female | Latin |
| Barbie | Traveler from a foreign land. In Catholic custom St. Barbara is a protectress against fire and lightning.
| Female | English |
| Barrie | Fair-haired.
| Female | Feminine |