1939–40 NHL season

The 1939–40 NHL season was the 23rd season for the National Hockey League. 
Regular season.
Scoring leaders.
"Note: GP = Games played; G = Goals; A = Assists; Pts = Points"
Leading goaltenders.
"Note: GP = Games played; Min - Minutes Played; GA = Goals Against; GAA = Goals Against Average; W = Wins; L = Losses; T = Ties; SO = Shutouts"
Playoffs.
"Note: All dates in 1940"
Quarter-finals and Semi-finals.
Series A: Boston Bruins vs. New York Rangers
"Rangers win best of seven series 4 games to 2"
Series B: Chicago Black Hawks vs. Toronto Maple Leafs
"Toronto wins best of three series 2 games to 0"
Series C: New York Americans vs. Detroit Red Wings
"Detroit wins best of three series 2 games to 1"
Series D: Detroit Red Wings vs. Toronto Maple Leafs
"Toronto wins best of three series 2 games to 0"
Stanley Cup Final.
Toronto Maple Leafs vs. New York Rangers
"New York wins best of seven series 4 games to 2"
Playoff scoring leaders.
"Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalty Minutes"
Playoff leading goaltenders.
"Note: GP = Games played; Min - Minutes Played; GAA = Goals Against Average; W = Wins; L = Losses; T = Ties; SO = Shutouts"