Megali Volvi is a village in Volvi Municipality, in the regional unit of Thessaloniki, in the region of Central Macedonia, Greece. Megali Volvi lies in the Kerdylio mountains. It has 104 inhabitants (2021). The nearest city is Pylaia, 39 km to the west. Among the landmarks around are Stagira (33 km), Hagios Demetrios (41 km) and Apollonia (7.9 km).
Also written Μεγάλη Βόλβη.