| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Augustus | ə-GUS-təs (English), ow-KHUYS-tus (Dutch) | Ancient Roman, Dutch | ||
| Aulus | OW-luws | Ancient Roman | ||
| Aurelia | ow-RE-lyah (Italian), ow-REL-yah (Polish) | Ancient Roman, Romanian, Italian, Spanish, Polish | ||
| Aureliana | - | Italian, Ancient Roman | ||
| Aurelianus | - | Ancient Roman | ||
| Aurelius | - | Ancient Roman | ||
| Avilius | - | Ancient Roman | ||
| Avitus | - | Ancient Roman | ||
| Balbina | bahl-BEE-nah (Italian) | Spanish (Rare), Portuguese (Rare), Italian (Rare), Ancient Roman | ||
| Balbinus | - | Ancient Roman | ||
| Balbus | - | Ancient Roman | ||
| Blandina | - | Ancient Roman | ||
| Blandinus | - | Ancient Roman | ||
| Blandus | - | Ancient Roman | ||
| Blasius | - | Ancient Roman |