1949-50 Northern Ontario Junior Playoffs

Independent teams

 * Falconbridge Flyers
 * North Bay ONR Black Hawks
 * North Bay Flashes
 * Porcupine Combines (played in Porcupine Mines Senior League)
 * Sault Ste Marie
 * Sudbury Cub Wolves

First Round
Sudden death


 * North Bay ONR Black Hawks 12 North Bay Flashes 6

Best of 3


 * Falconbridge 7 Sudbury 5
 * Falconbridge 10 Sudbury 2

Falconbridge Flyers beat Sudbury Cub Wolves 2 wins to none.

Quarter Final
Best of 3


 * Falconbridge 6 North Bay 5
 * North Bay 10 Falconbridge 6
 * Falconbridge 6 North Bay 5

Falconbridge Flyers beat North Bay ONR Black Hawks 2 wins to 1.

Semi Final
Best of 3


 * Sault Ste Marie 4 Falconbridge 2
 * Sault Ste Marie 5 Falconbridge 1

'''Sault Ste Marie beat Falconbridge Flyers 2 wins to none.

Final
Best of 3


 * Porcupine 8 Sault Ste Marie 3
 * Porcupine 5 Sault Ste Marie 5
 * Porcupine 7 Sault Ste Marie 1

Porcupine Combines beat Sault Ste Marie 2 wins to none, 1 tie.

Porcupine Combines advanced to the 1949-50 Eastern Canada Memorial Cup Playoffs.