Gönüllü is a village in Hizan District, in Bitlis Province, Türkiye. Gönüllü lies at 1,537 m above sea level, in the Southeastern Taurus mountains. It has 228 inhabitants. The nearest city is Siirt, 57 km to the west. Among the landmarks around are Aparank Monastery (17.1 km), Beğendik Bridge (10.0 km) and Çetin Dam (18.5 km).