Troizinia-Methana (Greek: Τροιζηνία-Μέθανα) is a municipality in the Islands regional unit, Attica, Greece.

The seat of the municipality is the town Galatas.

[3] Initially named Troizinia, in January 2014 the municipality was renamed Troizinia-Methana.

Its territory corresponded with that of the current municipalities Troizinia and Poros.

This Attica location article is a stub.