1988-89 Manitoba Senior AAA Playoffs

For the 1988-89 season, the Manitoba Amateur Hockey Association awarded the Manitoba Senior AAA Championship, the Pattison Cup, to the winner of the Central Amateur Senior Hockey League.

see 1988-89 Central Amateur Senior Hockey League Season

St. Boniface Mohawks won the Pattison Cup and advanced to the 1989 Allan Cup Manitoba Senior AAA Hockey History