Guy Pellerin (born August 14, 1971 in Moncton, New Brunswick, Canada) is a Canadian referee in the Quebec Major Junior Hockey League, since the 1994-95 QMJHL season.
Pellerin was selected to referee the men's ice hockey at the 2010 Vancouver Olympics.
Pellerin has also refereed the Canadian University Championship and the World Junior Championship (U-17) and World Senior Championship (Division 1).