Born: November 4, 1335, Yeongheung-gun
Died: June 27, 1408 (age 72 years), Jondeokjeong Pavilion, Seoul, South Korea
Children: Taejong of Joseon, Jeongjong of Joseon, Prince Ui'an-daegun, and more
Spouse: Sinui (m. 1351–1391) and Queen Sindeok (m. ?–1396)
Grandparents: Yi Ch'un and Queen Kyungsoon
Grandchildren: Sejong the Great, Grand Prince Yangnyeong, Grand Prince Hyoryeong, and more
Parents: Yi Cha-ch'un and Queen Euihye