Joseph Viateur `` Léo '' Dandurand ( July 9 , 1889 - June 26 , 1964 ) , was a sportsman and businessman .
Joseph Viateur `` Leo '' Dandurand ( July 9 , 1889 - June 26 , 1964 ) , was the owner of the Montreal Canadians in the National Hockey League and in the league that evolved into the Canadian Football League .