1927 Stanley Cup playoffs
The 1927 Stanley Cup playoffs was the playoff tournament of the National Hockey League for the 1926–27 season. With the collapse of the Western Hockey League prior to the season, the Stanley Cup became the championship trophy of the NHL, and the Stanley Cup playoffs became synonymous with the NHL's postseason. The Ottawa Senators defeated the Boston Bruins, 2–0–2 in a best-of-three series with ties allowed, to win the Cup.
Playoff seeds
The NHL adopted a new league alignment for the 1926–27 season, dividing into two divisions. The top three teams in each division qualified for the playoffs.;Canadian Division
- [1926–27 1926–27 Ottawa Senators season|Ottawa Senators season|Ottawa Senators] – 64 points
- [1926–27 1926–27 Montreal Canadiens season|Montreal Canadiens season|Montreal Canadiens] – 58 points
- [1926–27 1926–27 Montreal Maroons season|Montreal Maroons season|Montreal Maroons] – 44 points
- [1926–27 1926–27 New York Rangers season|New York Rangers season|New York Rangers] – 56 points
- Boston Bruins – 48 points
- [1926–27 1926–27 Chicago Black Hawks season|Chicago Black Hawks season|Chicago Black Hawks] – 41 points
Playoff bracket
In the first round, the second-place team in each division played against the third-place team from their division. Each division winner received a first round bye, then met the first round winner from their division in the second round. The two divisional playoff winners then advanced to the Stanley Cup Finals. In the first two rounds, teams competed in a two-game total-goals series. The Stanley Cup Finals was instead competed in a best-of-three format, with ties allowed for a maximum of five games.Quarterfinals
(A2) Boston Bruins vs. (A3) Chicago Black Hawks
Game one of this series was played in New York.Stanley Cup Finals
The Stanley Cup Finals was originally intended to be a best-of-three series, but a game could end as a tie after one overtime period. After the first game was declared a tie, NHL president Frank Calder ruled that the series would go no more than five games. If the teams were still tied after five games, the teams would share the championship.Scoring leaders
Note: GP = Games played; G = Goals; A = Assists; Pts = Points| Player | Team | GP | G | A | Pts |
| Harry Oliver | Boston Bruins | 8 | 4 | 2 | 6 |
| Percy Galbraith | Boston Bruins | 8 | 3 | 3 | 6 |