Reginald Alan MacAdam (born March 16, 1952 in Charlottetown, Prince Edward Island) is a retired professional ice hockey player who spent 12 seasons in the National Hockey League between 1973 and 1985, and was twice selected to play in the NHL All-Star Game. He is best known for his time with the Minnesota North Stars, where he was one of the franchise's top players in the early 1980s. Currently he serves as a scout for the Buffalo Sabres.