1991 Holy Cross Crusaders football team

The 1991 Holy Cross Crusaders football team was an American football team that represented the College of the Holy Cross as a member of the Patriot League during the 1991 NCAA Division I-AA football season. In its sixth year under head coach Mark Duffner, the team compiled an 11–0 record (5–0 against conference opponents), won the Patriot League championship, and was ranked No. 3 in the NCAA Division I-AA Football Committee poll. The team played its home games at Fitton Field in Worcester, Massachusetts.