Jeremiah P. "Jerry" Riordan (February 17, 1873 – January 20, 1936) was an American football player and coach. Riordan was born in Trenton, Wisconsin and attended school in West Bend. Riordan was the third head football at Marquette University and he held that position for two seasons, in 1901 and 1903. Riordan died of an "attack of heart disease" at St. Paul, Minnesota in 1936. He was buried at Madison, Wisconsin.