The 1985–86 Marist Red Foxes men's basketball team represented Marist College in the 1985–86 NCAA Division I men's basketball season.

The Red Foxes, led by second-year head coach Matthew Furjanic Jr., played their home games at the James J. McCann Recreation Center in Poughkeepsie, New York as members of the ECAC Metro Conference.

2 seed in the ECAC tournament, they advanced to the championship game, where they defeated top-seeded Fairleigh Dickinson 57–56 in overtime to win the school's first ECAC Metro men's basketball tournament title.

The Red Foxes earned the automatic bid to the 1986 NCAA tournament, receiving a 15 seed in the Southeast region.

1 seed in the ECAC tournament, the Red Foxes advanced to the semifinals where they were defeated by No.