Brian Stewart McKenzie (born March 16, 1951 in St. Catharines, Ontario) is a retired professional ice hockey player who played six games in the National Hockey League and 87 games in the World Hockey Association. He played with the Pittsburgh Penguins, Edmonton Oilers, and Indianapolis Racers. In 1973 he jumped to the Edmonton Oilers of the World Hockey Association. He only scored 18 goals and 20 assists and was dropped by the Oilers. He played four more seasons in the minors and then retired in 1978.