James Eugene Duffy (January 10, 1867 – September 16, 1953) was an American football player and lawyer. He played halfback for the University of Michigan football team for seven years from 1885 to 1891 and was captain of the 1888 team. In 1886, he set the world record by drop kicking a football 168 feet, 7½ inches. After graduating from Michigan, he was an attorney in Bay City, Michigan and a long-time member of the University of Michigan Board in Control of Athletics.