She was the eldest daughter of Crown Prince Sado and Lady Hyegyeong.
Princess Ch'ŏngyŏn was born in the 30th year of Yeongjo’s reign as the eldest daughter of Crown Prince Sado and Crown Princess Consort Hye[2] She had two older brothers, Crown Prince Uiso and Jeongjo of Joseon, and one younger sister, Princess Cheongseon.
Because Princess Ch'ŏngyŏn was the daughter of the Crown Prince, she held the title of Commandery Princess (군주 ), a senior 2 rank and thus known throughout her life as Princess Ch'ŏngyŏn (청연군주, 淸衍郡主).
She was honoured by Emperor Gojong as Princess Ch'ŏngyŏn (청연공주) and her husband was posthumously awarded the title of Prince Consort Gwangeun (광은위).
[4] Parents Siblings Spouse Issue