1965-66 Manitoba Senior A Playoffs

For the 1965-66 season, the Manitoba Amateur Hockey Association awarded the Provincial Senior A Championship, the Pattison Cup, to the winner of the Manitoba Senior Hockey League.

see 1965-66 Manitoba Senior Hockey League Season

Selkirk Fishermen won the Pattison Cup and advanced to the 1965-66 Western Canada Allan Cup Playoffs Manitoba Senior AAA Hockey History