Taşdibek is a village in Pervari District, in Siirt Province, Türkiye. Taşdibek lies at 1,144 m above sea level, in the Yazlıca Dağı mountains. It has 727 inhabitants. The nearest city is Siirt, 31 km to the west. Among the landmarks around are Tomb of İsmail Fakirullah (25 km), Çetin Dam (7.7 km) and Alkumru Dam (17.8 km).