Venerable Cassian the Greek, wonderworker of Uglich, a Byzantine prince who became a monk in Russia.
Born Constantine, of a princely family of Mangup in the Crimea, he came to Moscow in 1478 in the retinue of the Byzantine princess Sophia Palaiologina. Renouncing the world, he was tonsured at the Ferapontov monastery with the name Cassian.
He later founded a monastery near Uglich, where he lived in strict asceticism and reposed at the end of the fifteenth century, being venerated as a wonderworker.
Feast day
On the New Calendar, Cassian the Greek of Uglich is commemorated on October 2. Churches on the Old (Julian) Calendar keep the feast on October 15 of the civil calendar.
Also commemorated on October 2

Theophilos the Confessor
Venerable, Θεόφιλος ο Ομολογητής
Venerable Theophilos the Confessor, monk of Bulgaria who suffered for the holy icons.
Name days: Theophilos, Theofilos, Theophilus, Theophilia
George the New Martyr of Karatzasou
Martyr, Γεώργιος ο Νεομάρτυς
Holy New Martyr George, who suffered at Karatzasou in Asia Minor under the Ottomans.
Theodore Gavras the Great Martyr
Martyr, Θεόδωρος Γαβράς
Holy Great Martyr Theodore Gavras, governor of Trebizond, beheaded by the Turks for refusing to deny Christ.
Theodore Ushakov the Admiral
Saint, Θεόδωρος Ουσακώφ
Righteous Theodore Ushakov, admiral of the Russian fleet and liberator of the Ionian Islands.