Unsan (disambiguation)

Unsan is a county in North Pyongan, North Korea.

Unsan may also refer to:
 * Unsan (town), the town in Unsan County in North Pyongan, North Korea
 * Battle of Unsan, a 1950 battle in Unsan, North Pyongan
 * Unsan County, South Pyongan, a county in South Pyongan, North Korea