The Major Intermediate A Hockey League was an ice hockey league in Ontario, Canada, sanctioned by the Ontario Hockey Association. It existed from 1978 to 1983. Its champion was eligible to compete for the W.G. Hardy Trophy, emblematic of Canadian Intermediate A hockey supremacy. Georgian Bay Intermediate A Hockey League 1978 - 1980 Niagara & District Intermediate A Hockey League 1964 - 1979 Major Intermediate A Hockey League 1980 - 1983