May 30 - Eastern Orthodox Church calendar - June 1
All fixed commemorations below celebrated on June 13 by Orthodox Churches on the Old Calendar.
For May 31st, Orthodox Churches on the Old Calendar commemorate the Saints listed on May 18.
St. Hermes of Philippopolis, of the Seventy Apostles.
St. Petronilla (Aurelia Petronilla), virgin martyr.
St. Petronilla (Aurelia Petronilla), by Sano di Pietro.
Saint , Metropolitan of Tobolsk and the "Apostle of Siberia" .
Hieromartyr Archpriest (†1918).
St. Philip, Metropolitan of Moscow.
Greek Sources
Russian Sources