The Diocese of Calgary was established in 1887 when the Diocese of Saskatchewan was divided into two. Its present boundaries were formed in 1913 when the northern part of the diocese was formed into the Diocese of Edmonton.
William Cyprian Pinkham Bishop: 1887 - 1926
Louis Ralph Sherman Bishop: 1927 - 1943
Harry Richard Ragg Bishop: 1943 - 1952
George Reginald Calvert Bishop: 1952 - 1967
Morse Lamb Goodman Bishop: 1967 -
(John) Barry Curtis Bishop: - 1999
Metropolitan of Rupert’s Land: 1994-1999
Barry C.B. Hollowell Bishop: 1999 - 2005
Derek Balfour Ersine Hoskin Bishop: 2006 - present