Kryoneri (Greek: Κρυονέρι, before 1955: Μάτζανη - Matzani[2]) is a village in Corinthia regional unit, Greece.

[3][4] Kryoneri has panoramic view towards northeast Corinthia until the coasts of Saronic and Corinthian gulf.

The village took part in the Greek War of Independence, where a chieftain from Kryoneri with the surname Stergiopoulos is mentioned.

[3] The Kryoneri Astronomical Station observatory was built in 1974–75 at a height of 1000 meters.

[5] Located 4 km southwest of the village is the monastery of the Assumption of the Theotokos Lechova.