The Danyang Pi clan () is one of the Korean clans. Their bon-gwan was in Danyang County, North Chungcheong Province. According to the 2000 census, the number of members was 1399. Their founder was who was a Jinwu Guard Commander (Hanja: ) in the Yuan Empire. He was dispatched to Goryeo as an envoy during Chungnyeol of GoryeoâÂÂs reign. After that, he was naturalized and began the Danyang Pi clan after Pi In-go (), his older brother, was chosen as Prince of Danyang ().