The 1943 Stanley Cup Final was a best-of-seven series between the Boston Bruins and the Detroit Red Wings. The Red Wings, appearing in their third straight Finals, would win the series 4–0 to win their third Stanley Cup.
Boston defeated the Montreal Canadiens in a best-of-seven 4–0 to advance to the finals. The Red Wings defeated the Toronto Maple Leafs in a best-of-seven 4–3 to advance.
Goalie Johnny Mowers shutout the Bruins in the final two games.