Deliler is a village in Şefaatli District, in Yozgat Province, Türkiye. Deliler lies at 1,034 m above sea level, 7.6 km from the Anatolian plateau mountains. It has 70 inhabitants. The nearest city is Yozgat, 30 km to the north. Among the landmarks around are Hattusa (54 km), Pteria (31 km) and Gelingüllü Dam (21 km).

Also written Osmanlı.