Karl Clarence King (January 26, 1897 – April 16, 1974) was a Republican member of the U.S. House of Representatives from Pennsylvania.

He attended the Kansas State Teachers College at Emporia, Kansas, Columbia University in New York City, and the Wharton School of Business.

During the First World War, King served in the United States Navy.

He worked as a newspaper reporter in Kansas City, New York, and Philadelphia.

He authored his autobiography, titled Prairie Dogs and Postulates.