1957-58 Maritimes Intermediate Playoffs

New Brunswick Playoffs
Best of 3 Best of 3 Best of 3
 * Quarterfinals
 * Woodstock Legionnaires beat Fredericton Merchants 2 wins to 1 (2-3, 11-9, 6-4 OT)
 * Sussex Legionnaires beat Fredericton Imperials 2 wins to 1 (2-3, 9-5, 3-2)
 * Semifinals
 * Sussex Legionnaires beat Woodstock Legionnaires 2 wins to 1 (7-5, 8-11, 6-4)
 * St. Basile Aces]] beat Dalhousie All-Stars 2 wins to 1 (8-3, 3-8, 11-1)
 * Final
 * St. Basile Aces beat Sussex Legionnaires 2 wins to 1 (5-2, 2-3, 7-3)

Nova Scotia Playoffs

 * Final

Best of 3
 * Windsor Maple Leafs beat Donkin Alscos 2 wins to none (11-5, 13-5)

PEI Playoffs
Best of 5
 * Semifinals
 * Summerside Aces beat West Prince All Stars 3 wins to 2 (7-6, 6-4, 3-10, 2-10, 4-3)

Best of 5
 * Final
 * Charlottetown Parkdale Flyers beat Summerside Aces 3 wins to 1 (11-1, 4-7, 16-5, 13-3)

Provincial Champions

 * New Brunswick: St. Basile Aces
 * Prince Edward Island: Charlottetown Parkdale Flyers
 * Nova Scotia: Windsor Maple Leafs

Semi Final
2 games total goals

St. Basile Aces beat Charlottetown Parkdale Flyers 13 goals to 8.

However, St. Basile forfeited its right to advance to the final. Instead, Charlottetown took its place.

Final
Best of 3

Windsor Maple Leafs beat Charlottetown Parkdale Flyers 2 wins to none.