St. Eustathios Kataphloros, Archbishop of Thessaloniki, scholar and shepherd.
St. Eustathios was a deacon and teacher of Constantinople, one of the great scholars of the twelfth century, who became Archbishop of Thessaloniki. He labored to reform the monastic life of his diocese and remained with his people through the Norman sack of the city in 1185, of which he wrote an account.
He reposed around 1195 and was glorified by the Ecumenical Patriarchate in 1988. He is commemorated on September 20.
Feast day
On the New Calendar, Eustathios of Thessaloniki is commemorated on September 20. Churches on the Old (Julian) Calendar keep the feast on October 3 of the civil calendar.
Also commemorated on September 20

Eustace the Great Martyr
Martyr, Ευστάθιος ο Μεγαλομάρτυς
Great Martyr Eustathios Placidas.
Name days: Efstathios, Efstathis, Stathis, Eustace, Eustathius, Efstathia, Stathoula, Theopisti, Theopiste
Hilarion the New Martyr of Crete
Martyr, Ιλαρίων ο Κρης
New Martyr Hilarion of Crete, monk of the Skete of St. Anne on Mount Athos.
Hypatios and Andrew the Confessors
Hierarch, Υπάτιος και Ανδρέας
Hieromartyrs Hypatios the bishop and Andrew the presbyter, confessors of the holy icons.
Maximos the Confessor and his Disciples
Venerable, Μάξιμος ο Ομολογητής
Commemoration of St. Maximos the Confessor, St. Martin of Rome, and the disciples Anastasios and Theodore.
John the Stranger of Crete
Venerable, Ιωάννης ο Ξένος
Venerable John the Stranger, ascetic and founder of monasteries in Crete.