| Atanazy | Man | Polish Names |
| Atara | Woman | Hebrew Names |
| Atarah | Woman | Hebrew Names |
| Ataret | Woman | Hebrew Names |
| Atatiana | Woman | American Names |
| Ataullah | Man | Arabic Names |
| Atepa | Woman | Native American - Choctaw Names |
| Ateret | Woman | Hebrew Names |
| Athalia | Woman | Hebrew Names |
| Athan | Man | Greek Names |
| Athanasia | Woman | German Names |
| Athanasios | Man | Greek Names |
| Athanasius | Man | Greek Names |
| Athar | Man | Arabic Names |
| Atharv | Man | Indian Names |
| Athavan | Man | Indian Names |
| Athena | Woman | Greek Names |
| Athénaïs | Woman | French Names |
| Atherton | Unisex | English Names |
| Athiambo | Woman | African - Luo of Kenya Names |