Princess Ansu (Korean: 안수궁주; 안수공주; Hanja: 安壽宮主; 安壽公主), also known as Princess Sunjeong (순정공주; 順貞公主) was a Goryeo Royal Princess as the third daughter of King Sukjong and Queen Myeongui.
[1][2][3] Born prior to 1105, she was the third daughter of King Sukjong and Queen Myeongui.
The Princess was also the younger sister of the future King Yejong.
[3] She firstly received her title in 1105 (10th year of reign of her father) and was given the "Ansu Palace" (안수궁; 安壽宮) as her own mansion after her eldest brother's ascension in the same year.
[3][2] She later married her half uncle's son, Wang Won the Duke Gwangpyeong (광평공 왕원), and had a son, Wang Gyeong the Duke Anpyeong (안평공 왕경), who would marry Ansu's niece through her older brother, Princess Heunggyeong (흥경공주).