Çatköy is a village in Pervari District, in Siirt Province, Türkiye. Çatköy lies at 1,505 m above sea level, in the Yazlıca Dağı mountains. It has 388 inhabitants. The nearest city is Siirt, 36 km to the west. Among the landmarks around are Çetin Dam (3.6 km) and Tomb of İsmail Fakirullah (30 km).