| Acacius | | - | Ancient Greek (Latinized) | |
| Aeschylus | | ES-kəl-əs (English) | Ancient Greek (Latinized) | |
| Agapetus | | - | Ancient Greek (Latinized) | |
| Agatha | | AG-ə-thə (English) | English, Ancient Greek (Latinized) | |
| Agnes | | AG-nəs (English), AHK-nes (German), AHKH-nəs (Dutch), AHNG-nes (Swedish) | English, German, Dutch, Swedish, Norwegian, Danish, Icelandic, Ancient Greek (Latinized) | |
| Alcaeus | | al-SEE-əs (English) | Ancient Greek (Latinized) | |
| Alcibiades | | - | Ancient Greek (Latinized) | |
| Alexius | | - | Ancient Greek (Latinized) | |
| Ambrosius | | - | Ancient Greek (Latinized) | |
| Ampelius | | - | Ancient Greek (Latinized) | |
| Anacletus | | - | Ancient Greek (Latinized) | |
| Anastasius | | - | Ancient Greek (Latinized) | |
| Anatolius | | - | Ancient Greek (Latinized) | |
| Androcles | | AN-drə-kleez (English) | Ancient Greek (Latinized) | |
| Andronicus | | - | Ancient Greek (Latinized) | |