The 1972–73 Montana Grizzlies basketball team represented the University of Montana during the 1972–73 NCAA Division I men's basketball season.

Charter members of the Big Sky Conference, the Grizzlies were led by second-year head coach Jud Heathcote and played their home games on campus at Dahlberg Arena in Missoula, Montana.

They finished the regular season at 13–13, with a 7–7 conference record.

[1] The Big Sky conference tournament debuted three years later, in 1976.

Senior guard Mike Murray was named to the all-conference team and was the conference runner-up in scoring.