Ko Yong-hui (; 26 June 1952 – 24 May 2004), also spelled Ko Young-hee, was the North Korean supreme leader Kim Jong-il's and mother of North Korea's Supreme Commander, Kim Jong-un. Within North Korea she is only referred to by titles, such as "The Respected Mother who is the Most Faithful and Loyal 'Subject' to the Dear Leader Comrade Supreme Commander", "The Mother of Pyongyang", and "The Mother of Great Songun Korea."