The 1973–74 Montana Grizzlies basketball team represented the University of Montana during the 1973–74 NCAA Division I men's basketball season. Charter members of the Big Sky Conference, the Grizzlies were led by third-year head coach Jud Heathcote and played their home games on campus at Dahlberg Arena in Missoula, Montana. They finished the regular season at 19–7, with a 11–3 conference record, tied for the regular season title with Idaho State; the Bengals won the one-game playoff in Missoula by three points. The Big Sky conference tournament debuted two years later, in 1976.