Kümbet is a village in Şarkışla District, in Sivas Province, Türkiye. Kümbet lies at 1,478 m above sea level, 0.8 km from the Ak Dağlar mountains. It has 55 inhabitants. The nearest city is Şarkışla, 30 km to the south. Among the landmarks around are Šamuḫa (14.4 km).