June 20 (Eastern Orthodox liturgics)
June 19 - Eastern Orthodox Church calendar - June 21
All fixed commemorations below celebrated on July 3 by Old Calendarists
Saints
- Hieromartyr Methodius of Patar, bishop (312)
- Martyrs Aristocleus, presbyter; Demetrian, deacon; and Athanasius, reader; of Cyprus
- Martyrs Inna, Pinna, and Rimma, disciples of the Apostle Andrew, in Scythia
- Saint Leucius, Bishop of Brindisi (5th century)
- Holy Prince Gleb Andreevich (1174)
- Saint Nahum of Ochrida (9th century)
- Saint Callistus I of Constantinople, Patriarch (1362)
- Saint Nicholas Cabasilas, Metropolitan of Dirrachys