| Amor | | - | Roman Mythology, Late Roman, Spanish, Portuguese | |
| AnÍBal | | - | Spanish, Portuguese | |
| Ana | | AH-nah (Spanish) | Spanish, Portuguese, Slovene, Bulgarian, Romanian, Croatian, Serbian, Macedonian, Georgian | |
| Anabela | | - | Portuguese | |
| Anacleto | | ah-nah-KLE-to (Italian, Spanish) | Italian, Spanish, Portuguese | |
| AndrÉ | | awn-DRE (French), an-DRE (Portuguese) | French, Portuguese | |
| AndrÉA | | - | Portuguese (Brazilian) | |
| AndrÉIa | | - | Portuguese (Brazilian) | |
| Andreia | | - | Portuguese | |
| AngÉLica | | ahn-GE-lee-kah (Spanish) | Spanish, Portuguese | |
| Anita (1) | | ah-NEE-tah (Spanish), AH-nee-tah (Finnish) | Spanish, Portuguese, Croatian, Slovene, English, Dutch, German, Swedish, Norwegian, Danish, Finnish, | |
| Anselmo | | - | Italian, Spanish, Portuguese | |
| AntÓNia | | - | Portuguese, Slovak, Hungarian | |
| AntÓNio | | - | Portuguese | |
| AntÔNia | | - | Portuguese (Brazilian) | |