Seongju Do clan

Seongju Do clan, also known by Family Do (Dho, To) of Seongju, was one of the Korean clans. Their Bon-gwan is in Seongju County, North Gyeongsang Province. According to the research in 2015, the number of Seongju Do clan was 54545. Their founder was Do Jin who was a Tang dynasty's citizen and made an achievement when Goryeo was built. Do Jin was appointed as Jeongseung, chosen as Seongsanbuwongun(Marquess of Seongju, ), and was settled in Seongju.