Dymi (Greek: Δύμη) is a former municipality in Achaea, West Greece, Greece.

Since the 2011 local government reform it is part of the municipality West Achaea, of which it is a municipal unit.

[3] Its seat of administration was the town of Kato Achaia.

It is located 20 km southwest of Patras.

The municipal unit Dymi is subdivided into the following communities (constituent villages in brackets):