Polydoro (Greek: Πολύδωρο, before 1929: Μάζι - Mazi) is a village in the municipal unit of Molossoi, Ioannina regional unit, Greece. It is situated on a hillside on the left bank of the river Tyria. It is 4 km southwest of Voutsaras, 4 km northwest of Granitsa and 25 km west of Ioannina. The village church is dedicated to the Dormition of the Virgin.