Queen Seonjeong of the Chungju Yu clan (Korean: 선정왕후 유씨; Hanja: 宣正王后 劉氏; 980–?)
was a Goryeo royal family member as the paternal granddaughter of Prince Sumyeong and maternal granddaughter of King Gwangjong who became a queen consort through her marriage with her maternal first cousin or paternal second cousin, King Mokjong as his first and primary wife.
Her mother-in-law, Queen Heonae overtook the new King's throne and became a regent since he was not interested in politics.
[2] Based on Goryeosa, it was written that:[2] Also, there were rumors that the two enjoyed sodomy, so it didn’t seem like a good marriage between the couple and didn't have any children.
After her death, she was enshrined in Mokjong's shrine and the couple were buried in the "Uireung tomb" (의릉; 義陵), along with received her posthumous name.