Princess Heunggyeong

It seems that she was born after 1109 too not long after her older sister, Princess Seungdeok. She was the paternal aunt of the three rulers: Uijong, Myeongjong and Sinjong. Her maternal grandfather was Yi Ja-gyeom (이자겸), the grandson of Yi Ja-yeon (이자연) from the Incheon Yi clan.

She was firstly called 'Princess–"gungju" (흥경궁주, 興慶宮主) but later on 9 October 1124 changed into Princess–"gongju" (흥경공주, 興慶公主).[3] Then, she married Wang-Gyeong, Duke Anpyeong (왕경 안평공) and died in 1176 (6th year reign of King Myeongjong).[4]

Her husband, Wang-Gyeong was the grandson of Wang-Do, Duke Joseon (왕도 조선공),[5] son of King Munjong. His father was Wang-Do's second son, Wang-Won, Duke Gwangpyeong (왕원 광평공) and his mother was Princess Ansu (안수궁주), 3rd daughter of King Sukjong. So, both she and her husband were a first cousin? which made this marriage was an example of an close marriage. Wang-Gyeong was firstly honoured as Count Pyeongan (평안백) but later became Duke Anpyeong (안평공). It was said that he has a quiet personality, liked learning and scriptures, good at calligraphy and painting. He was said to died one years after her death at 61 years old.[6][7]