Cao Gun (simplified: 曹衮, traditional: 曹衮, pinyin: Cáo Gǔn) was a son of Cao Cao and Lady Du, and a full brother of Cao Lin. He was studious and diligent in his youth. Under Cao Pi and Cao Rui he was enfeoffed as Prince of Beihai (222–223), Prince of Zan (223–226), Prince of Puyang (226–232), and Prince of Zhongshan (232–235). He was praised for his humility and virtue. He died on 1 November 235 and was given the posthumous title Prince Gong (恭王).
Cao Gun 曹衮
Cao Cao's son; mother Lady Du; Prince of Beihai, Zan, Puyang, and Zhongshan; known for studiousness and virtue; died 235; posthumously Prince Gong.