Crown Prince Uiso (Hangul: 의소세자; Hanja: 懿昭世子; 27 September 1750 - 17 April 1752)[1] was a royal family member of Korea Joseon dynasty. His real name is Yi Jeong (Hangul: 이정; Hanja: 李琔).
He was born in the Changkyeong palace in Hanseong. He was the first son of Crown Prince Sado and Lady Hyegyeong.[2]
He died when he was three years old.[1][3]
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