1956-57 Northern Ontario Senior Southern Section season

This is the 1956-57 season of the Northern Ontario Hockey Association Senior League's Southern Section:

Standings
Note: The Greyhounds played in Sault Ste. Marie, Ontario; the Indians played in Sault Ste. Marie, Michigan.

Note: Played interlocking with the OHA Senior League.

Semi Final
Round Robin

Tie breaker
2 games total goals

Sudbury Wolves beat Sault Ste Marie Greyhounds 14 goals to 2.

Final
Best of 7

North Bay Trappers beat Sudbury Wolves 3 games to none, 2 ties.

North Bay Trappers advanced to the 1956-57 Northern Ontario Senior Playoffs.