The 2015–16 James Madison Dukes men's basketball team represented James Madison University during the 2015–16 NCAA Division I men's basketball season. The Dukes, led by eighth year head coach Matt Brady, played their home games at the James Madison University Convocation Center and were members of the Colonial Athletic Association. James Madison finished the regular season with an 11–7 record in conference, finishing in a tie for third place. The Dukes lost in the quarterfinals of CAA tournament to William & Mary. They finished the season with a 21–11 overall record.