Korean clan from South Jeolla Province
Hwasun O clan (Korean: ; Hanja: ) was one of the Korean clans. Their Bon-gwan was in Hwasun County, South Jeolla Province. According to the research in 2000, the number of Hwasun O clan was 3032. Their founder was O Won (Hanja: ). O Won (Hanja: ) was a 3rd son of O Hyeon pil who was a founder of Boseong O clan. O Hyeon pil came over from China to Silla during Jijeung of Silla’s reign in Silla dynasty.