2009 Duke Blue Devils football team

The 2009 Duke Blue Devils football team represented Duke University in the 2009 NCAA Division I FBS football season. It was Duke's 57th season as a member of the Atlantic Coast Conference (ACC) and fifth in its Coastal Division. The Blue Devils were led by second-year head coach David Cutcliffe. Duke finished the season 5–7 overall and 3–5 in ACC play, failing to qualify for a bowl game for the 15th straight season.