Queen Insoo (Hangul: 인수대비; RR: Insudaebi) is a 2011 South Korean historical television series, starring Chae Shi-ra, Kim Young-ho, Kim Mi-sook, Baek Sung-hyun and Jeon Hye-bin. Focusing on the fierce power struggle among three women in the royal court of the Joseon Dynasty, it aired from December 3, 2011 to June 24, 2012 on Saturdays and Sundays 20:55 for 60 episodes.