The 2015–16 Dartmouth Big Green men's basketball team represented Dartmouth College during the 2015–16 NCAA Division I men's basketball season.

The Big Green, led by sixth-year head coach Paul Cormier, played their home games at Leede Arena in Hanover, New Hampshire and were members of the Ivy League.

On March 21, 2016 head coach Paul Cormier was fired.

On April 25, the school hired David McLaughlin as head coach.

They were invited to the CollegeInsider.com Tournament, their first postseason appearance since 1959, where they lost in the first round to Canisius.