| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Atem | - | Egyptian Mythology | ||
| Aten | AH-tən (English) | Egyptian Mythology | ||
| Athena | - | Greek Mythology | ||
| Athene | - | Greek Mythology | ||
| Atlas | AT-ləs (English) | Greek Mythology | ||
| Aton | AH-tən (English) | Egyptian Mythology | ||
| Atropos | - | Greek Mythology | ||
| Atum | - | Egyptian Mythology | ||
| Aurora | ow-RO-rah (Spanish), ə-RAWR-ə (English), OW-ro-rah (Finnish) | Italian, Spanish, Portuguese, English, German, Romanian, Finnish, Roman Mythology | ||
| AustĖJa | - | Lithuanian, Baltic Mythology |