Çomar is a village in Alaca District, in Çorum Province, Türkiye. Çomar lies at 1,138 m above sea level, in the Anatolian plateau mountains. It has 84 inhabitants. The nearest city is Sungurlu, 29 km to the west. Among the landmarks around are Hattusa (13.6 km), Yazılıkaya (12.3 km) and Alaca Höyük (12.6 km).

Also written Yeşilyurt.