John Joseph Houlihan (March 25, 1923 – July 24, 2003) was an American politician and businessman.
He was in the United States Marine Corps during World War II in the Pacific and was badly wounded; one of his legs was amputated.
Houlihan was a Democrat and served in the Illinois House of Representatives from 1965 to 1973.
He was defeated twice in runs for Congress, losing his bids for the 17th Congressional District seat in 1972 and 1974 to Republican George M. O'Brien.
Houlihan died of lung cancer at his home in Palos Heights, Illinois.