The 2009–10 Boise State Broncos men's basketball team represented Boise State University in the 2009–10 college basketball season. This was head coach Greg Graham's eighth and final season at Boise State as he was fired at the end of the season. The Broncos competed in the Western Athletic Conference and played their home games at the Taco Bell Arena. Boise State finished the season 15–17, 5–11 in WAC play and lost in the quarterfinals of the 2010 WAC men's basketball tournament to Utah State.