Venerable Gregory the Decapolite, ascetic and defender of the holy icons.
Saint Gregory was born in Irenopolis of the Isaurian Decapolis in the ninth century and became a monk, living as an ascetic in various places and travelling to Rome, Sicily and Thessaloniki. He preached against iconoclasm and was known for his miracles.
He reposed in Constantinople in 842. His relics are venerated at the Bistrita monastery in Romania.
Feast day
On the New Calendar, Gregory the Decapolite is commemorated on November 20. Churches on the Old (Julian) Calendar keep the feast on December 3 of the civil calendar.
Also commemorated on November 20

Proclos of Constantinople
Hierarch, Πρόκλος
Patriarch of Constantinople, disciple of St. John Chrysostom.
Name days: Proklos
Dasius of Dorostolum
Martyr, Δάσιος ο εν Δορυστόλω
Holy Martyr Dasius, the soldier of Dorostolum who refused to play the king of the Saturnalia.
Nerses and Joseph of Persia
Hierarch, Νιρσάς και Ιωσήφ
Hieromartyrs Nerses the Bishop and Joseph his disciple, with many others martyred in Persia.
Eustathios, Thespesios and Anatolios
Martyr, Ευστάθιος, Θεσπέσιος και Ανατόλιος
Holy Martyrs Eustathios, Thespesios and Anatolios of Nicaea, three brothers.
Sozomenos of Cyprus
Venerable, Σωζόμενος ο Θαυματουργός
Venerable Sozomenos the Wonderworker, hermit of Karpasia in Cyprus.