Choi Kyu-hah, also spelled Choi Kyu-ha or Choi Gyu-ha, was a South Korean politician who served as the fourth President of South Korea from 1979 to 1980.

The president of the Republic of Korea, also known as the president of South Korea (Korean: 대통령), is the head of state and head of government of the Republic of Korea. The president leads the State Council, and is the chief of the executive branch of the national government as well as the commander-in-chief of the Republic of Korea Armed Forces.