| Abrienda | Woman | Spanish Names |
| Acevedo | Unisex | Spanish Names |
| Acosta | Unisex | Spanish Names |
| Adabella | Woman | Spanish Names |
| Adalira | Woman | Spanish Names |
| Adan | Man | Spanish Names |
| Adelina | Woman | Spanish Names |
| Adelio | Man | Spanish Names |
| Adelita | Woman | Spanish Names |
| Adoncia | Woman | Spanish Names |
| Adoracion | Woman | Spanish Names |
| Adriana | Woman | Spanish Names |
| Adriano | Man | Spanish Names |
| Agapito | Man | Spanish Names |
| Agueda | Woman | Spanish Names |
| Aguilar | Unisex | Spanish Names |
| Aguirre | Unisex | Spanish Names |
| Agustina | Woman | Spanish Names |
| Alameda | Woman | Spanish Names |
| Alberto | Man | Spanish Names |