This is a list of active and extinct volcanoes in Greece.
Name Elevation (m) (ft) Location Last eruption Aegina ? ? Pleistocene Gyali 180 591 Holocene Kos 430 1411 Pleistocene Methana 760 2493 258 BC Milos 751 2464 140 AD Nisyros 698 2290 1888 Poros 80 240 Pliocene Santorini (Kolumbo) -18 -60 1650 BC1 Thera 130 390 1950 Sousaki ? ? Quaternary
References
Schwandner, F.M. (1998). Polyphase Meso-Cenozoic Structural Development on Poros Island (Greece). Bulletin of the Geological Society of Greece 32 + (1): 129–136. Aegina island History. 1- Minoan eruption (this version)