John Albert "Pie" McKenzie (December 12, 1937 – June 8, 2018) was a Canadian professional hockey player and coach. He played in the National Hockey League (NHL) for several seasons. He notably played with the Boston Bruins, with whom he won the Stanley Cup twice (1970, 1072). McKenzie also played several seasons in the World Hockey Association (WHA). He was born in High River, Alberta.