31 July 2121, Thursday (17.07 according to the old style)
Church calendar for 31 July 2121
Saints commemorated
- Venerable Irinarkh, Abbot of Solovki XVI век — †17 июля 1628
- Great Martyr Marina (Margaret) of Antioch in Pisidia III-IV век (при имп. Диоклетиане)
- Venerable Leukius of Volokolamsk XV век (осн. пустыни — 1476; † ок. 1492)
- Great Martyr Marina III–IV век