1957-58 OHA Intermediate A Playoffs

These are the 1957-58 Ontario Hockey Association Intermediate A playoffs:

Participating teams were decided in the 1957-58 OHA Intermediate A Groups play.

Semi Finals
Best of 5

Georgetown Raiders beat Windsor Riverside Hiram Walker's 3 wins to none.

Napanee Comets beat Bowmanville-Orono Combines 4 wins to 1.

Final
Best of 7

Napanee Comets beat Georgetown Raiders 4 wins to 3.