Hisar is a village in Gercüş District, in Batman Province, Türkiye. Hisar lies at 889 m above sea level, 0.2 km from the Zagros mountains. It has 1,167 inhabitants. The nearest city is Midyat, 24 km to the southeast. Among the landmarks around are Hirbemerdon Tepe (27 km), Zeynel Bey Tomb (22 km) and Mor Yakup Monastery (19.8 km).