Saint
Mary of Clopas
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Venerable
Euphrosyne of Polotsk

Right-Believing
Demetrius I of Georgia

Saint
Michael of Synnada
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Stylite
Nicetas the Stylite of Pereslavl

Venerable
Epiphanius the Wise
Desiderius of LangresHieromartyr · Bishop of LangresMay 23
Euphebius of NaplesSaint · Bishop of NaplesMay 23
Arsenius MatsievichHieromartyr · Metropolitan of RostovMay 23
Leontius of RostovSaint · Bishop of RostovMay 23
Cyril II of RostovSaint · Bishop of RostovMay 23
Dimitry of UglichRight-Believing · Prince of UglichMay 23
Simeon of VladimirSaint · Bishop of VladimirMay 23
Dorotheus of YugVenerable · Founder of the Yug HermitageMay 23- Evmenios SaridakisVenerable · Elder of AthensMay 23
- Hanno of VeronaSaint · Bishop of VeronaMay 23
- Ignatius of LomVenerableMay 23
Ephraim of RostovSaint · Archbishop of RostovMay 23- Paisius of GalichVenerable · ArchimandriteMay 23
- Abramius of YaroslavlVenerableMay 23
- AdrianVenerableMay 23
- Anastasia of UglichVenerable MartyrMay 23
- AnthonyVenerableMay 23
- Basil of BragaSaintMay 23
- Christopher of UglichVenerable MartyrMay 23
- CommanSaintMay 23
- Cosmas of UglichVenerable MartyrMay 23
- Cremthann of Magh DumhaSaintMay 23
- Cyprian of TropaVenerableMay 23
- CyrilSaint · BishopMay 23
- Cyril of BorisoglebskVenerableMay 23
- Elias of YaroslavlFool-for-Christ · Fool for ChristMay 23
- EpictitusSaintMay 23
- Epitacius of TuiHoly HieromartyrsMay 23
- Euthymius of UglichVenerable MartyrMay 23
- Eutychius and FlorentiusHoly VenerablesMay 23
- FaelchuSaintMay 23
- FlorentiusSaintMay 23
- GobanVenerableMay 23
GuibertVenerableMay 23- Gurias of UglichVenerable MartyrMay 23
- Hilarion of UglichVenerable MartyrMay 23
- Hilarion of UglichVenerable MartyrMay 23
- Hilarion of YugVenerableMay 23
- Honoratus of SubiacoVenerable · Abbot of SubiacoMay 23
- IoanniciusVenerableMay 23
- Januaria of AfricaSaintMay 23
Joakim KrčovskiVenerableMay 23- Job of UglichVenerable MartyrMay 23
- Job of UglichVenerable MartyrMay 23
- John DunaevHieromartyrMay 23
- Joseph of UglichVenerable MartyrMay 23
- Joseph of UglichVenerable MartyrMay 23
- Judas of UglichVenerable MartyrMay 23
- JulianMartyrMay 23
- JulianMartyr · Martyr of AfricaMay 23
- Leonid of PoshekhonyeVenerableMay 23
- Leontius of UglichVenerable MartyrMay 23
- LuciusMartyrMay 23
- Macarius of UglichVenerable MartyrMay 23
- Macarius of UglichVenerable MartyrMay 23
- Mamas of UglichVenerable MartyrMay 23
- ManaenProphetMay 23
- Marcellus of UglichVenerable MartyrMay 23
- Matthias of UglichVenerable MartyrMay 23
Mercurialis of ForlìSaint · Bishop of ForlìMay 23- MichaelVenerable MartyrMay 23
- Michael GorbunovHieromartyrMay 23
- Michael of UglichVenerable MartyrMay 23
- Michael the SabaiteVenerable Martyr · Monk of the Lavra of St SabbasMay 23
- NechtlicSaintMay 23
- Nicholas RozinHieromartyrMay 23
- Nikephoros of UglichVenerable MartyrMay 23
- Nikita of UglichVenerable MartyrMay 23
- Onuphrius of UglichVenerable MartyrMay 23
Patrick of BayeuxSaint · Bishop of BayeuxMay 23
- PeregrinusSaintMay 23
- Peter FavoritovHieromartyrMay 23
- Philaret of UglichVenerable MartyrMay 23
- Pimen of RostovVenerable · The recluse and chain-wearerMay 23
- Polyeuctus of UglichVenerable MartyrMay 23
- Prochorus of RostovSaint · Bishop of RostovMay 23
- QuintianMartyrMay 23
- Quintianus and CompanionsHoly MartyrsMay 23
- Salon of RomeMartyrMay 23
- SeleucusMartyrMay 23
- Serapion of UglichVenerable MartyrMay 23
- Sergius of PereyaslavFool-for-ChristMay 23
- Simeon of UglichVenerable MartyrMay 23
- Skaffan of Cluain MorSaintMay 23
- Stephen of RostovFool-for-ChristMay 23
- Strofan of Cluan-MorSaintMay 23
- Syagrius of NiceSaint · Bishop of NiceMay 23
- Synesius of KarpasiaSaint · Bishop of KarpasiaMay 23
- Theodosius of UglichVenerable MartyrMay 23
- Tikhon of UglichVenerable MartyrMay 23
- Tryphon of RostovSaint · Bishop of RostovMay 23
- Vassian of UglichVenerable MartyrMay 23
- Vassian of UglichVenerable MartyrMay 23
- VictoricusMartyr · Martyr of CarthageMay 23
- Zoilus of LystraMartyrMay 23
Alexander NevskyRight-Believing · Prince of Novgorod and VladimirMay 23
Yaroslav the WiseRight-Believing · Grand Prince of KievMay 23
Sergius of RadonezhVenerable · Founder of the Trinity LavraMay 23
Demetrius of UglichPassion-Bearer · Tsarevich of UglichMay 23
Stephen of PermSaint · Bishop of PermMay 23
Demetrius of RostovSaint · Metropolitan of RostovMay 23
Abraham of RostovVenerable · Archimandrite of RostovMay 23
Elen of the HostsSaint · Church founder in WalesMay 23
Donatian and RogatianHoly MartyrsMay 23
John of MoscowFool-for-Christ · Fool for ChristMay 23
Irenarch the RecluseVenerable · Recluse of RostovMay 23
Vasilko of RostovRight-Believing · Prince of RostovMay 23
Adrian of PoshekhonyeVenerable Martyr · Abbot of the Dormition MonasteryMay 23
Philaret of KievSaint · Metropolitan of Kiev and GaliciaMay 23
Gennady of KostromaVenerable · Founder of Gennady MonasteryMay 23
Sylvester of ObnoraVenerable · Hermit on the Obnora RiverMay 23
Ignatius of VologdaVenerable · Prince of Uglich turned monkMay 23
John the Hairy of RostovFool-for-Christ · Fool for Christ of RostovMay 23
Roman of UglichRight-Believing · Prince of UglichMay 23
Basil Vsevolodovich of YaroslavlRight-Believing · Prince of YaroslavlMay 23
Daniel of PereslavlVenerable · Founder of Danilov MonasteryMay 23
Isidore of RostovFool-for-Christ · Fool for Christ of RostovMay 23
James of RostovSaint · Bishop of RostovMay 23
Paisius of UglichVenerable · Founder of the Protection MonasteryMay 23
Peter of RostovVenerable · Tsarevich of the HordeMay 23
Theodore of SanaksarVenerable · Hieromonk at SanaksarMay 23
Theodore of SimonovSaint · Archbishop of RostovMay 23
Cassian of UglichVenerable · Founder of Cassian Monastery at UchmaMay 23
Gerasim of BoldinoVenerable · Founder of Boldino MonasteryMay 23
Ignatius of RostovSaint · Bishop of RostovMay 23
Isaiah of RostovSaint · Bishop of RostovMay 23
Luke of RostovSaint · Bishop of RostovMay 23
Theodore of RostovSaint · First Bishop of RostovMay 23
Konstantin UlemetsRight-Believing · Prince of YaroslavlMay 23
Nikodim of KozheozeroVenerableMay 23
Sebastian of SokhotaVenerable · Abbot of the Transfiguration MonasteryMay 23
Evdokia SheykovaNew Martyr · Blessed oneMay 23
John of UglichMartyr · Child martyr of UglichMay 23- Joachim of IthacaVenerable · Monk of VatopediMay 23
- Vassian of UglichVenerable · Disciple of Saint PaisiusMay 23
Vassian RyloSaint · Archbishop of RostovMay 23- Anna of RybinskVenerable Martyr · NunMay 23
- Bogolep of UglichVenerableMay 23
- Daria TimaginaMartyrMay 23
- Daria UlybinaMartyrMay 23
Desiderius of VienneHieromartyr · Bishop of VienneMay 23
Dionysius the Greek of RostovSaint · Bishop of RostovMay 23- Montanus, Lucius and CompanionsHoly MartyrsMay 23
- Serapion of VladimirSaint · Bishop of VladimirMay 23