Orthodox · 20th century
Hieromartyr Sergius, Priest
Commemorated: December 21 (December 8, Old Style)
Life
Sergius Orlov (1888–1937) was a priest of the Moscow diocese. He died on 21 December 1937, at the height of the Great Terror, and in 2006 the Russian Orthodox Church numbered him among the New Martyrs and Confessors.
Retold briefly in our own words from: Wikipedia (to check the facts).
The commemorations of the day: Ponomar (ponomar.net), CC BY-SA 3.0.
Places and years: Wikidata (CC0), each saint matched by hand.