For the 1980-81 season, Manitoba Amateur Hockey Association instructed the Brandon Junior B's to playoff with the Morris Cowboys. The winner to meet the champion of the Manitoba Junior B Hockey League, the Transcona Railers, for the Provincial Championship, the Baldy Northcott Trophy.
|1981 Provincial Semi Final|
|1||Morris||2||Brandon||17||Wednesday, March 4, 1981||Keystone Centre|
|2||Brandon||10||Morris||1||Friday, March 6, 1981||Morris|
|Brandon Junior B's defeated Morris Cowboys|
Note: unsure if series continued, it was to be the Best of 5.
|1981 Baldy Northcott Trophy Championship|
|1||Transcona||7||Brandon||8||Friday, March 27, 1981||Brandon Sportsplex|
|2||Brandon||7||Transcona||8||Sunday, March 29, 1981||Roland Michener Arena|
|3||Transcona||8||Brandon||9||Friday, April 3, 1981||Brandon Sportsplex|
|4||Brandon||5||Transcona||8||Sunday, April 5, 1981||Roland Michener Arena|
|5||Transcona||3||Brandon||12||Thursday, April 9, 1981||Keystone Centre|
|Brandon Junior B's defeated Transcona Railers 3-games-to-2|
1981 Western Canada Junior B Championship