| Aquanetta | Woman | American Names |
| Aquanette | Woman | American Names |
| Aquaria | Woman | American Names |
| Ara | Woman | American Names |
| Arayna | Woman | American Names |
| Ardith | Woman | American Names |
| Aretha | Woman | American Names |
| Aricin | Man | American Names |
| Arisha | Woman | American Names |
| Arissa | Woman | American Names |
| Arlanna | Woman | American Names |
| Arlene | Woman | American Names |
| Arnia | Woman | American Names |
| Arnola | Woman | American Names |
| Arrayah | Woman | American Names |
| Artie | Man | American Names |
| Arty | Man | American Names |
| Asani | Woman | American Names |
| Ashlee | Woman | American Names |
| Aspen | Unisex | American Names |