2003 Chattanooga Mocs football team

The 2003 Chattanooga Mocs football team represented the University of Tennessee at Chattanooga as a member of the Southern Conference (SoCon) in the 2003 NCAA Division I-AA football season. The Mocs were led by first-year head coach Rodney Allison and played their home games at Finley Stadium. They finished the season 3–9 overall and 3–5 in SoCon play to tie for sixth place.