| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 1 | Abantiades | Latin | Descendant of Abas. | M | |
| 2 | Absyrtus | Latin | Murdered by his sister Medea. | M | |
| 3 | Academia | Latin | Named for Cicero's villa. | F | |
| 4 | Academicus | Latin | Name of a philosopher. | M | |
| 5 | Acarnania | Latin | From Arcanania. | F | |
| 6 | Acarnanus | Latin | From Acarnania. | M | |
| 7 | Acastus | Latin | Son of Pelias. | M | |
| 8 | Accalia | Latin | Possibly from the Acca Larentia the shewolf who nursed the twins Remus and Romulus. | F | |
| 9 | Accius | Latin | A Roman poet. | M | |
| 10 | Ace | Latin | First in luck. | M | |
| 11 | Achaean | Latin | A Greek. | M | |
| 12 | Achaemenes | Latin | A Persian. | M | |
| 13 | Achaemenius | Latin | A Persian. | M | |
| 14 | Achaeus | Latin | A Greek. | M | |
| 15 | Achates | Latin | A friend of Aeneas. | M | |
| 16 | Acheron | Latin | River of sorrow. | M | |
| 17 | Acheros | Latin | River of sorrow. | M | |
| 18 | Achilles | Latin | Hero of the Greeks. | M | |
| 19 | Achillides | Latin | Descendant of Achilles. | M | |
| 20 | Achivus | Latin | A Greek. | M | |