A total of 48 different players have been selected first. Of those, all but 11 have been Canadian in nationality. The Montreal Canadiens have had the most first overall picks of any other team, selecting five players first between 1963 and 1980. Five players have come from the London Knights of the Ontario Hockey League, more than any other team. Eight players have won the Calder Memorial Trophy as the NHL's rookie of the year, and five have been inducted into the Hockey Hall of Fame.