Potamia (Greek: Ποταμιά) is a former municipality in Evrytania, Greece.

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

The seat of the municipality was in Megalo Chorio.

The name of the municipality comes from the Greek "potamià" meaning "land with many rivers" (from potamòs, river).

This Central Greece location article is a stub.