May 13 - Eastern Orthodox Church calendar - May 15
All fixed commemorations below celebrated on May 27 by Orthodox Churches on the Old Calendar.
For May 14th, Orthodox Churches on the Old Calendar commemorate the Saints listed on May 1.
Byzantine Pilgrim Stamp of Saint Isidore (6th century).
Mosaic in the St. Isidore chapel, in the Basilica of San Marco - Translation of the relics of St. Isidore, Chios.
St. Boniface of Tarsus (Bonifatius).
St. Boniface of Tarsus (Bonifatius).
St. Erembert, Bishop of Toulouse, stained glass.
Greek Sources
Russian Sources