Pefkaki, Kozani
Pefkaki was a village in Grevena Regional Unit, Macedonia, Greece. It was part of the community of Knidi.
Demographics
Following the Greek–Turkish population exchange, Greek refugee families in Kolokithaki were from Pontus in 1926. The 1928 Greek census recorded 106 village inhabitants. In 1928, the refugee families numbered 39.The village was abolished on 5 April 1981.