1942-43 Ottawa District Junior Playoffs

League Champions

 * Ottawa City Junior League:                Ottawa New Edinburgh
 * Ottawa Senior Interscholastic League:	Ottawa St Patricks
 * Central Ottawa Valley Junior League:			Cardinal

Independent teams

 * Cornwall
 * Morewood

Semi Final
Best of 3


 * Cornwall 20 Morewood 4
 * Cornwall 9 Morewood 4

Cornwall beat Morewood 2 wins to none.

Final
Best of 3

Cardinal beat Cornwall 2 wins to none.

Cardinal won the 1942-43 Ottawa Citizen Shield (Junior)

Ottawa-Hull City Final
Best of 3

Ottawa St Patricks beat Ottawa New Edinburgh 2 wins to 1.

Regional final
Best of 3

Ottawa St Patricks beat Cardinal 2 wins to none.

Ottawa St Patricks advanced to the 1942-43 Eastern Canada Memorial Cup Playoffs.