Irkutsk
Bishops 4
-
1923 – 1926
Basil Vinogradov 1886–1938
Archbishop
-
1928 – 1930
Vladimir Zlobin b. 1876
Archbishop
-
1931 – 1932
Aleksii Kopytov 1873–1937
Archbishop
-
1934 – 27 February 1938
Constantine Znamenskii 1876–1938
Archbishop
In the order of their start dates; bishops whose dates are unknown come last. Gaps are periods the data does not yet cover.