Jerry Costello (born February 13, 1969) is a former member of the Illinois House of Representatives, who represented the 116th district from his appointment in July 2011 to succeed Dan Reitz until his resignation in May 2019. He is a member of the Democratic Party. The 116th district includes all or parts of Cahokia, Chester, Columbia, Dupo, East Carondelet, East St. Louis, Red Bud, Smithton, Sparta and Waterloo.