明成皇后
His courtesy name was Gyunggeuk (경극, 景極), and his nicknames were Seokjung (석정, 石庭) and Songjung (송정, 松亭). He was the grandson of the Heungseon Daewongun (흥선대원군), and nephew and political rival of Emperor Gojong and Empress Myeongseong.