The Diocese of Calgary is a Latin Church ecclesiastical territory or diocese of the Catholic Church in Alberta, Canada. The Diocese of Calgary is a suffragan diocese of the metropolitan Archdiocese of Edmonton.
St Mary's Cathedral
Coat of Arms
William McGrattan
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William Terrence McGrattan is the eighth and current bishop of the Diocese of Calgary. He was an auxiliary bishop for the Archdiocese of Toronto and titular bishop of Furnos Minor before being appointed Bishop of the Diocese of Peterborough.
