Peter Gilmore Demers (born November 4, 1943) is a retired head athletic trainer for the Los Angeles Kings of the National Hockey League. He is a member of the Professional Hockey Athletic Trainers Society Hall of Fame (2007), and a Hockey Hall of Fame honoree (2007). He successfully advocated for improvements to the trainers and equipment managers’ benefit package that took effect in 2006. He was made a member of the U.S. Hockey Hall of Fame in 2016 and the L.A. Kings Hall of Fame in 1997.