John Charles Schafer (May 7, 1893 – June 9, 1962) was a U.S. Representative from Wisconsin. Born in Milwaukee, Schafer fought in the First World War in France, serving for twenty-two months. In 1921, he was elected to the Wisconsin State Assembly before running for Congress a year later. Schafer was first elected to Congress as a Republican to the 68th Congress representing Wisconsin's 4th congressional district. He was then reelected to the four succeeding Congresses (March 4, 1923 – March 3, 1933). Schafer returned to private life and died in Pewaukee in 1962.