Kuhenjan (Persian: كوهنجان, also Romanized as Koohenjan, Kūhenjān and Kūhanjān; also known as Kūh-e Īnjūn and Kūhinjūn) is a city & capital of, Kuhenjan District, Kuhenjan Rural District, Sarvestan County, Fars Province, Iran. At the 2006 census, its population was 2,930, in 750 families.