These are the 1940-41 playoffs for the Ontario Hockey Association's Senior B championship:
Participating teams were determined in the 1940-41 OHA Senior B Season.
Quarter Final[]
2 games total goals
| Date | Winner | Loser | Location |
|---|---|---|---|
| February 28 | Fort Erie 4 | Hamilton 3 | Niagara Falls |
| March 4 | Hamilton 8 | Fort Erie 3 |
Hamilton National Steel Car beat Fort Erie Fleet Aircraft 11 goals to 7.
Semi Finals[]
Best of 3
| Date | Winner | Loser | Location |
|---|---|---|---|
| February 21 | Kingston 4 | Hamilton 4 | |
| February 24 | Kingston 1 | Hamilton 1 | |
| February 26 | Kingston 4 | Hamilton 2 |
Kingston Combines beat Hamilton National Steel Car 1 win to none, 2 ties.
| Date | Winner | Loser | Location |
|---|---|---|---|
| March 12 | Owen Sound 5 | Kitchener 4 | Kitchener |
| March 14 | Owen Sound 11 | Kitchener 6 | Owen Sound |
Owen Sound Wreckers beat Kitchener Tigers 2 wins to none.
Final[]
Best of 7
| Date | Winner | Loser | Location |
|---|---|---|---|
| March 25 | Owen Sound 8 | Kingston 2 | Kingston |
| March 26 | Kingston 7 | Owen Sound 0 | Kingston |
| March 28 | Owen Sound 5 | Kingston 4 | Owen Sound |
| March 29 | Kingston 5 | Owen Sound 2 | Owen Sound |
| April 2 | Kingston 10 | Owen Sound 4 | Kingston |
| April 4 | Owen Sound 5 | Kingston 4 | Kingston |
| April 11 | Kingston 3 | Owen Sound 1 | Owen Sound |
Kingston Combines beat Owen Sound Wreckers 4 wins to 3.