The 2015–16 Lehigh Mountain Hawks men's basketball team represents Lehigh University during the 2015–16 NCAA Division I men's basketball season. The Mountain Hawks, led by ninth year head coach Brett Reed, play their home games at Stabler Arena and were members of the Patriot League. They finished the season 17–15, 13–5 in Patriot League play to finish in second place. They advanced to the championship game of the Patriot League tournament where they lost to Holy Cross.