2003 Jacksonville State Gamecocks football team

The 2003 Jacksonville State Gamecocks football team represented Jacksonville State University as a member of the Ohio Valley Conference (OVC) during the 2003 NCAA Division I-AA football season. Led by Forth-year head coach Jack Crowe, the Gamecocks compiled an overall record of 8–4 with a mark of 7–1 in conference play, winning the OVC title in their first year in the league and first conference title since transitioning to NCAA Division I-AA competition. Jacksonville State advanced to the NCAA Division I-AA Football Championship playoffs for the first time, losing in the first round to Western Kentucky. The team played home games at Paul Snow Stadium in Jacksonville, Alabama.