The English used in this article or section may not be easy for everybody to understand. (December 2019)
Nakcheon was born in Hanseong. He is the son of Yi Chae and Lady Ryu of Jinju. His original family is descended from Prince Kyeongchang, the ninth illegitimate son of 14th King Seonjo of Joseon. In 1773, he was adopted by Prince Yeonryeong, illegitimate son of 19th King Sukjong of Joseon.
In September 28, 1737, he died from an unknown illness.
- 낙천군의 묘지석, 백화청화낙천군묘지 (in Korean)