The Ottawa Senators won in the 1921 Stanley Cup Finals against the Vancouver Millionaires, 3 games to 2.

	TEAM	SEASON	SERIES	GP	W	L	T	PTS	PTS%	G	GA	DIFF
1	Senators	1920-21	Stanley Cup Finals	5	3	2	0	6	.600	12	12	0
2	St. Patricks	1921-22	Stanley Cup Finals	5	3	2	0	6	.600	16	9	7
3	Senators	1922-23	Stanley Cup Finals	2	2	0	0	4	1.000	3	1	2
4	Canadiens	1923-24	Stanley Cup Finals	2	2	0	0	4	1.000	9	1	8
5	Cougars	1924-25	Stanley Cup Finals	4	3	1	0	6	.750	16	8	8
6	Maroons	1925-26	Stanley Cup Finals	4	3	1	0	6	.750	10	3	7
7	Senators	1926-27	Stanley Cup Finals	4	2	0	2	6	.750	7	3	4
8	Rangers	1927-28	Stanley Cup Finals	5	3	2	0	6	.600	5	6	-1
9	Bruins	1928-29	Stanley Cup Finals	2	2	0	0	4	1.000	4	1	3
10	Canadiens	1929-30	Stanley Cup Finals	2	2	0	0	4	1.000	7	3	4
11	Canadiens	1930-31	Stanley Cup Finals	5	3	2	0	6	.600	11	8	3
12	Maple Leafs	1931-32	Stanley Cup Finals	3	3	0	0	6	1.000	18	10	8
13	Rangers	1932-33	Stanley Cup Finals	4	3	1	0	6	.750	11	5	6
14	Black Hawks	1933-34	Stanley Cup Finals	4	3	1	0	6	.750	9	7	2
15	Maroons	1934-35	Stanley Cup Finals	3	3	0	0	6	1.000	10	4	6
16	Red Wings	1935-36	Stanley Cup Finals	4	3	1	0	6	.750	18	11	7
17	Red Wings	1936-37	Stanley Cup Finals	5	3	2	0	6	.600	9	8	1
18	Black Hawks	1937-38	Stanley Cup Finals	4	3	1	0	6	.750	10	8	2
19	Bruins	1938-39	Stanley Cup Finals	5	4	1	0	8	.800	12	6	6
20	Rangers	1939-40	Stanley Cup Finals	6	4	2	0	8	.667	14	11	3
21	Bruins	1940-41	Stanley Cup Finals	4	4	0	0	8	1.000	12	6	6
22	Maple Leafs	1941-42	Stanley Cup Finals	7	4	3	0	8	.571	25	19	6
23	Red Wings	1942-43	Stanley Cup Finals	4	4	0	0	8	1.000	16	5	11
24	Canadiens	1943-44	Stanley Cup Finals	4	4	0	0	8	1.000	16	8	8
25	Maple Leafs	1944-45	Stanley Cup Finals	7	4	3	0	8	.571	9	9	0