Tatar is a village in Suşehri District, in Sivas Province, Türkiye. Tatar lies at 1,447 m above sea level, in the Giresun Dağları mountains. It has 304 inhabitants. The nearest city is Bulancak, 70 km to the north. Among the landmarks around are Kılıçkaya Dam (10.8 km) and Çamlıgöze Dam (10.2 km).