Köprüçay is a village in Pervari District, in Siirt Province, Türkiye. Köprüçay lies at 924 m above sea level, in the Yazlıca Dağı mountains. It has 672 inhabitants. The nearest city is Siirt, 32 km to the west. Among the landmarks around are Tomb of İsmail Fakirullah (27 km), Çetin Dam (12.5 km) and Alkumru Dam (21 km).