1942-43 Thunder Bay Junior Playoffs

Semi Final
Best of 3


 * West End 5 Juniors 2
 * Juniors 4 West End 2
 * Juniors 6 West End 2

Port Arthur Juniors beat Port Arthur West End 2 wins to 1.

Final
Best of 5


 * Rangers 6 Juniors 3
 * Rangers 4 Juniors 3
 * Rangers 6 Juniors 3

Fort William Hurricanes-Rangers beat Port Arthur Juniors 3 wins to none.

Fort William Hurricanes-Rangers advanced to the 1942-43 Western Canada Memorial Cup Playoffs.