2005 James Madison Dukes football team

The 2005 James Madison Dukes football team represented James Madison University in the 2005 NCAA Division I-AA football season as a member of the Atlantic 10 Conference. The Dukes were led by seventh-year head coach Mickey Matthews, and played their home games at Bridgeforth Stadium in Harrisonburg, VA. The team finished the season with a 7–4 record.

Despite winning the 2004 National Championship, the Dukes could not sustain the same amount of success from the previous season, failing to reach the playoffs.