Quchan (Persian: قوچان‎ Qučān  pronounced [quˈtʃɑːn, ɢoˈtʃɒːn]; also Romanized as Qūchān and Quçan; also known as Gochan) is a city in and capital of Quchan County, in Razavi Khorasan Province, Iran. It is located due south of the border city of Ashgabat.