Jon Harris is an American college basketball coach who is the former men's head coach at Southern Illinois University Edwardsville (SIUE), an NCAA Division I program competing in the Ohio Valley Conference (OVC). A high school star at Edwardsville High School, Harris played collegiately at Marquette University. He was named the SIUE Cougars' new coach in April 2015 after spending thirteen years as an assistant in five different Division I programs. On March 11, 2019, SIUE announced that Harris' contract had not been renewed.