Darjazin (Persian: درجزين, also Romanized as Darjazīn; also known as Darvazīn and Daryazīn) is a village in Darjazin-e Sofla Rural District, Qorveh-e Darjazin District, Razan County, Hamadan Province, Iran. At the 2006 census, its population was 2,629, in 689 families.