1965-66 Manitoba Junior B Playoffs

These were the 1965-66 Manitoba Junior B Playoffs:

Rural
Best of 3
 * Brandon Deloraine Wheat Kings - Rivers 5:0, 6:4

Best of 5
 * Brandon Deloraine Wheat Kings - Dauphin Red Wings 3:1 (5:3, 9:8 2OT, 5:9, 6:4)

Greater Winnipeg Minor Hockey Association
Best of 3 Best of 7
 * St. Boniface Falcons - East End Barons 2:0 (W:L, 3:2)
 * River Heights Cardinals - St. Boniface Falcons (W:L, 5:1, 5:2, ?)

Provincial Final
Best of 5
 * Brandon Deloraine Wheat Kings - River Heights Cardinals - cancelled following disputes over the first game. River Heights felt the ice in Brandon was unsuitable to play, while the Wheat Kings and the officials deemed them satisfactory.

Brandon played in the 1966 Manitoba-Saskatchewan Junior B Championship.