Çepni is a town in Gemerek District, in Sivas Province, Türkiye. Çepni lies in the Ak Dağlar mountains. It has 1,185 inhabitants (2022). The nearest city is Şarkışla, 31 km to the east. Among the landmarks around are Şahruh Bridge (17.1 km). Among the natural features are Göksu Waterfall (9.0 km).