| Armida | | - | Italian, Spanish | |
| Arnaldo | | - | Italian | |
| Arnolfo | | - | Italian | |
| Aroldo | | ah-ROL-do | Italian | |
| Arrigo | | ahr-REE-go | Italian | |
| Arsenio | | ahr-SE-nyo (Spanish, Italian) | Spanish, Portuguese, Italian | |
| Artemio | | - | Italian, Spanish | |
| Arturo | | ahr-TOO-ro | Italian, Spanish | |
| Asia (1) | | AY-zhə (English), AH-zyah (Italian) | English (Modern), Italian (Modern) | |
| Assunta | | - | Italian | |
| Attilio | | - | Italian | |
| Augusta | | ow-GUWS-tah (German, Polish), ow-GOOS-tah (Italian), ə-GUS-tə (English) | German, Italian, Portuguese, Polish, Dutch, English, Ancient Roman | |
| Augusto | | ow-GOOS-to (Spanish) | Spanish, Italian, Portuguese | |
| Aurelia | | ow-RE-lyah (Italian), ow-REL-yah (Polish) | Ancient Roman, Romanian, Italian, Spanish, Polish | |
| Aureliana | | - | Italian, Ancient Roman | |