John Calvin Fleming, Jr. is an American politician, physician, and businessman who has served as the U.S. Representative for Louisiana’s 4th congressional district since 2009. A member of the Republican Party, he lives in his adopted city of Minden in Webster Parish in northwestern Louisiana.

A second cousin (five generations removed) to the former Speaker of the House Henry Clay of Kentucky, Fleming is a member of Sons of the American Revolution and Jamestowne Society; he is only the second Republican to hold his House seat since Reconstruction.