The Aroanios is a river in the southern part of Achaea, Greece. It empties into the river Ladon. Its source is on the south slope of the mountain Aroania, near the village Planitero. It flows generally south, along the villages Planitero and Kleitoria.

The Aroanios is a river in the southern part of Achaea, Greece. It empties into the river Ladon. Its source is on the south slope of the mountain Aroania, near the village Planitero. It flows generally south, along the villages Planitero and Kleitoria.