Tymfi () is a former municipality in the Ioannina regional unit, Epirus, Greece. Since the 2011 local government reform it is part of the municipality Zagori, of which it is a municipal unit. The municipal unit has an area of 428.296 km2. Population 862 (2011). The seat of the municipality was in Tsepelovo. It took its name from the Tymfi mountain.