The 1999 Boise State Broncos football team represented Boise State University as a member of the Big West Conference during the 1999 NCAA Division I-A football season. Led by second-year head coach Dirk Koetter, the Broncos compiled an overall record of 10–3 with a mark of 5–1 in conference play, winning the Big West title. Boise State was invited to the Humanitarian Bowl, where the Broncos defeated Louisville. The team played home games on campus, at Bronco Stadium in Boise, Idaho.