Memorial Day of St. Gregory of Sinaite
Celebrated on 21 AugustMemorial Day of St.
Gregory of Sinaite
Other holidays on 21 August
- Russian Officer's Day
- No Makeup Day
- International Day of Remembrance and Tribute to the Victims of Terrorism
- Stribog Day among the Slavs
- Wild Herb Picking Day
- Memorial Day of General San Martin in Argentina
- Poet's Day
- According to the folk calendar - Miron Vetrogon
- Feast of the Tolga Icon of the Mother of God
- Memorial Day of St. Myron the Wonderworker, Bishop of Crete
- Transfer of the relics of Saints Zosima and Savvaty of Solovetsky