Saransk
Vicariate of Penza
Bishops 4
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28 August 1924 – 12 July 1925
Serapheim Yushkov 1864–1952
Bishop
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1926 – 1927
Cyril Sokolov 1883–1937
Bishop
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5 February 1929 – July 1938
Philip Perov b. 1877
Bishop, then Archbishop
-
1936 – 1937
Ephrem Efremov 1889–1941
Bishop
In the order of their start dates; bishops whose dates are unknown come last. Gaps are periods the data does not yet cover.