| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 21 | Aeacus | Greek | Son of Zeus; grandfather of Achilles. | M | |
| 22 | Aeetes | Greek | Medea's father. | M | |
| 23 | Aegeus | Greek | Zeus' shield, which was made of goatskin. Also the name of the second husband of Medea. | M | |
| 24 | Aegis | Greek | Variant of Aegeus: Zeus' shield, which was made of goatskin. Also the name of the second husband of Medea. | M | |
| 25 | Aegisthus | Greek | Cousin of Agamemnon. | M | |
| 26 | Aegyptus | Greek | King of Egypt; father of the Danaides. | M | |
| 27 | Aeneas | Greek | Praiseworthy. Aeneas was the Trojan hero of Virgil's Aeneid, This name his been occasionally used since the Renaissance. | M | |
| 28 | Aeolus | Greek | Changeable; god of the winds. | M | |
| 29 | Aesculapius | Greek | God of medicine. | M | |
| 30 | Aeson | Greek | Father of Jason in ancient Greek mythology. | M | |
| 31 | Aetios | Greek | Eagle. | M | |
| 32 | Agamedes | Greek | Murdered by his brother for theft. | M | |
| 33 | Agamemnon | Greek | Leader of the Greek forces against Troy. | M | |
| 34 | Agapios | Greek | Love. | M | |
| 35 | Agathias | Greek | Good. | M | |
| 36 | Agenor | Greek | Son of Poseidon. | M | |
| 37 | Aiakos | Greek | Son of Zeus. | M | |
| 38 | Aindreas | Greek | Manly. | M | |
| 39 | Aindriu | Greek | Manly. | M | |
| 40 | Aineas | Greek | Praising. | M | |