| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Achim (2) | - | Biblical | ||
| Achinoam | - | Biblical Hebrew, Hebrew | ||
| Aco | - | Macedonian, Serbian | ||
| AdÁN | ah-DHAHN | Spanish | ||
| AdÉL | AH-dayl | Hungarian | ||
| Ada | AY-də (English), AH-dah (Polish, Finnish) | English, German, Polish, Hungarian, Italian, Finnish | ||
| Adad | - | Near Eastern Mythology | ||
| Adaeze | - | Western African, Igbo | ||
| Adah | AY-də (English) | Biblical | ||
| Adair | ə-DER | English (Rare) | ||
| Adalberht | - | Ancient Germanic | ||
| Adalbern | - | Ancient Germanic | ||
| Adalbert | AH-dahl-bert (German) | Ancient Germanic, German, Polish | ||
| Adalberto | ah-dahl-BER-to (Italian, Spanish), ə-dəl-BER-too (Portuguese) | Italian, Spanish, Portuguese | ||
| Adalfarus | - | Ancient Germanic (Latinized) |