 This was the first time a National Hockey League team had won three Cups in a row and had not been accomplished since the Ottawa Silver Seven in the pre @-@ NHL era , 44 years before . The Leafs had also won 9 consecutive Stanley Cup final games dating back to April 19 , 1947 ( initial cup won on this date , with the following two wins being finals sweeps ) . This Toronto Maple Leafs team is distinguished as the first dynasty in the history of the NHL . 
