Central Alberta Hockey League, an amateur ice hockey league that operated from 1956 to 1965
Before the CAHL season started, Ottawa defended the Cup against the Winnipeg Rowing Club in a best two-of-three series played in Ottawa 9–1,2–6,2–0 (2–1).
Before Ottawa resigned from the CAHL, Ottawa HC defended the Cup against the Winnipeg Rowing Club in a best two-of-three series played in Ottawa 9–1,2–6,2–0 (2–1).