2017 Manitoba Junior B Hockey Playoffs

This is the 2017 Manitoba Junior B Hockey Championship. The Keystone Junior Hockey League is the only league in the province at the Junior B level and their champion advances to the Keystone Cup tournament.

The playoff champion advanced to the 2017 Keystone Cup which was held in Arborg, Manitoba and hosted by the Arborg Ice Dawgs.

Quarterfinals

 * St. Malo Warriors defeated Lundar Falcons 3 games to none
 * Arborg Ice Dawgs defeated North Winnipeg Satelites 3 games to none
 * OCN Storm defeated Cross Lake Islanders 3 games to 1
 * Peguis Juniors defeated Selkirk Fishermen 3 games to 1

Semifinals

 * Peguis Juniors defeated St. Malo Warriors 4 games to 3
 * Arborg Ice Dawgs defeated OCN Storm 4 games to 1

Baldy Northcott Trophy Final

 * Peguis Juniors defeated Arborg Ice Dawgs 4 games to 2

The Peguis Juniors advance to the 2017 Keystone Cup.