1951-52 Northern Ontario Senior Playoffs

Teams
South Porcupine Porkies, Noranda Copper Kings, Iroquois Falls Abitibi Eskimos, Timmins Hollmacs, Porcupine Combines.

Statistics unavailable.

Semi finals
Best of 7

South Porcupine Porkies beat Iroquois Falls Abitibi Eskimos 4 games to 3 (7-3, L-W, 5-3, 3-7, W-L, 3-4, 6-4).

Noranda Copper Kings beat Timmins Hollmacs 4 games to 2, 1 tie (3-1, L-W, 6-4, 1-3, W-L, 4-4 OT, 11-6).

Final
Best of 7

Noranda Copper Kings beat South Porcupine Porkies 4 games to 2 (2-4, 6-4, 6-1, 2-6, 6-4, 4-1)

Semi final
Best of 5


 * Wolves 3 North Bay 2
 * Wolves 6 North Bay 3
 * North Bay 5 Wolves 3
 * North Bay 4 Wolves 2
 * North Bay 3 Wolves 2

North Bay Black Hawks beat Sudbury Wolves 3 games to 2.

Final
Best of 5


 * Sault Ste Marie 4 North Bay 2
 * Sault Ste Marie 4 North Bay 4
 * North Bay 5 Sault Ste Marie 3
 * Sault Ste Marie 5 North Bay 0
 * North Bay 5 Sault Ste Marie 4
 * Sault Ste Marie 6 North Bay 1

Sault Ste Marie Greyhounds beat North Bay Black Hawks 3 games to 2, 1 tie.

Final
Best of 7


 * Sault Ste Marie 3 Noranda 2
 * Noranda 4 Sault Ste Marie 2
 * Noranda 4 Sault Ste Marie 2
 * Sault Ste Marie 2 Noranda 1
 * Sault Ste Marie 6 Noranda 4
 * Sault Ste Marie 8 Noranda 2

Sault Ste Marie Greyhounds beat Noranda Copper Kings 4 games to 2.

Sault Ste Marie Greyhounds advanced to the 1951-52 Eastern Canada Allan Cup Playoffs.