The 2015–16 Montana State Bobcats men's basketball team represented Montana State University during the 2015–16 NCAA Division I men's basketball season. The Bobcats, led by second year head coach Brian Fish, played their home games at Worthington Arena and were members of the Big Sky Conference. They finished the season 14–17, 9–9 in Big Sky play to finish in seventh place. They lost in the first round of the Big Sky tournament to Sacramento State.