Aristaenos of Megalopolis was a powerful general of the Achaean League in Ancient Greece who served three terms beginning in 199 - 198 BC, 195 BC-194 BC and 186 BC-185 BC.
| Preceded by Cycliadas |
Strategos of the Achaean League 199 BC – 198 BC |
Succeeded by Nicostratos |
| Preceded by Nicostratos |
Strategos of the Achaean League 195 BC – 194 BC |
Succeeded by Philopoimen |
| Preceded by Philopoimen |
Strategos of the Achaean League 186 BC – 185 BC |
Succeeded by Lykortas of Megalopolis |