Lee Sang-don (born December 4, 1951) is a South Korean legal scholar and a conservative political activist.
He currently works as a professor at Chung-Ang University.
He is a conservative pundit well known for expressing criticisms towards the Lee Myung-bak government.
He received criticisms from a group of pro-Lee Myung-bak lawmakers for participating in the restructure of the Saenuri Party (formally Grand National Party) in the past due to his distance with Lee Myung-bak.
He is currently the political reformer for the Saenuri Party under Park Geun-hye.
He is currently a member of the People's Party and has been elected in 2016 to serve as member of the National Assembly of Korea.