Agios Stefanos or Hagios Stephanos is Greek for Saint Stephen. It may refer to:
Places in Greece Agios Stefanos, Saravali, a village in the municipality of Patras near close to Saravali Agios Stefanos, Achaea, a village in the municipality of West Achaea, also known as Peristera (Olenia) Agios Stefanos, Attica, a suburb of Athens Agios Stefanos, Crete, a village in the municipality Ierapetra Agios Stefanos, Laconia Agios Stefanos, Mykonos, a beach on the island Mykonos Agios Stefanos, Phthiotis Agios Stefanos, Thinali, a village in the municipal unit of Thinali, North-East Corfu Agios Stefanos Avliotes, a beach/village in the municipal unit of Esperies, North-West Corfu
Other places The Greek name for Yeşilköy, a neighbourhood of Istanbul, Turkey