Ulyanovsk
Bishops 6
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October 1927 – 18 October 1930
Joachim Blagovidov 1860–1930
Archbishop
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29 October 1930 – 16 June 1933
Mitrofan Grinyov 1873–1938
Bishop
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1933
Stephen Znamirovskii 1879–1937
Bishop
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24 November 1941 – 14 August 1942
John Sokolov 1877–1968
Archbishop
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17 October 1942 – 26 July 1943
Bartholomew Gorodtsev 1866–1956
Archbishop
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6 September 1943 – 26 May 1944
Dimitrii Gradusov 1881–1956
Bishop
In the order of their start dates; bishops whose dates are unknown come last. Gaps are periods the data does not yet cover.
Also named after the see
Retired bishops who kept its name, and clergy or lay people whose title was attached to it.
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16 June 1933 – 25 November 1935
Mitrofan Grinyov 1873–1938
Former Bishop