• Father:
King Seonjo of Joseon (; 26 November 1552 – 16 March 1608) • Grandfather:
Yi Cho, Grand Internal Prince Deokheung (; 2 April 1530 – 14 June 1559) • Grandmother:
Grand Internal Princess Consort Hadong of the Hadong Jeong clan (; 23 September 1522 – 24 June 1567) • Mother: Royal Noble Consort In of the Suwon Kim clan (; 1555–1613) • Grandfather : Kim Han-U (; 1501–1577) • Grandmother: Lady Yi of the Jeonju Yi clan () • Siblings • Older brother – Yi Seong, Prince Uian (; 1577 – 20 March 1588) • Older brother – Yi Hu, Prince Shinseong (; 6 January 1579 – 8 December 1592) • Younger sister – Princess Jeongshin (; 1582/1583–1653) • Younger sister – Princess Jeonghye (; 1584–1638) • Younger sister – Princess Jeongsuk (; 19 March 1587 – 5 November 1627) • Younger brother – Yi Gwang, Prince Uichang (; January 1589 – 15 October 1645) • Younger sister – Princess Jeongan (; 1590–1660) • Younger sister – Princess Jeonghui (; 1593–1653) • Consorts and their Respective Issue(s): •
Queen Inheon of the Neungseong Gu clan (; 17 April 1578 – 14 January 1626) •
Yi Jong, Grand Prince Neungyang (; 7 December 1595 – 17 June 1649) •
Yi Bo, Grand Prince Neungwon (; 15 May 1598 – 26 January 1656) •
Yi Jeon, Grand Prince Neungchang (; 16 July 1599 – 17 November 1615) • Lady Kim of the Pyeongyang Kim clan () •
Yi Myeong, Prince Neungpung (; 1596 – November 1604) ==Popular culture==