1957-58 Manitoba Intermediate AA Playoffs

Seven teams registered in Intermediate AA with the Manitoba Amateur Hockey Association, to challenge for the Manitoba Championship, the McDiarmid Shield.


 * Manitoba Intermediate AA Quarter Finals

Dauphin Kings defeated Brandon Wheat Kings 2-games-to-none The Pas Huskies defeated Flin Flon Bombers 2-games-to-none St. Boniface Seals defeated Winnipeg Drewrys Monarchs Selkirk Fishermen received bye
 * Manitoba Intermediate AA Semi Finals

Dauphin Kings defeated The Pas Huskies 2-games-to-1 St. Boniface Seals defeated Selkirk Fishermen 2-games-to-none
 * Manitoba Intermediate AA Final (McDiarmid Shield)

St. Boniface Seals defeated Dauphin Kings 2-games-to-none
 * Manitoba Intermediate AA-AB Final

St. Boniface Seals defeated Winkler Royals 2-games-to-1 St. Boniface Seals advanced to the 1957-58 Western Canada Intermediate Playoffs Manitoba Intermediate A Hockey History