The 2003 Colgate Raiders football team was an American football team that represented Colgate University during the 2003 NCAA Division I-AA football season. Colgate was undefeated in the regular season, won the Patriot League championship and played in the Division I-AA national championship game. In its eighth season under head coach Dick Biddle, the team compiled a 15–1 record (12–0 in the regular season). John Frieser, Tem Lukabu and Sean McCune were the team captains. Colgate played its home games, including its first two playoff games, at Andy Kerr Stadium in Hamilton, New York.