Venerable Vendemianos, hermit of Mount Oxia in Bithynia and disciple of St. Auxentios.
St. Vendemianos came from Mysia and became a disciple of St. Auxentios on the mountain near Chalcedon. After the death of his elder he continued to live in a cleft of the rock on Mount Oxia, struggling in fasting and prayer for many decades.
He was granted the gift of working miracles and reposed in peace in the early sixth century.
Feast day
On the New Calendar, Vendemianos of Bithynia is commemorated on February 1. Churches on the Old (Julian) Calendar keep the feast on February 14 of the civil calendar.
Also commemorated on February 1

Perpetua and Felicity of Carthage
Holy Woman, Περπέτουα και Φιλικητάτη
Holy Martyrs Perpetua and Felicity of Carthage, with the catechumens Saturus, Revocatus, Saturninus and Secundulus.
Peter of Galatia
Venerable, Πέτρος ο εν Γαλατία
Venerable Peter the Hermit of Galatia, ascetic near Antioch.
Anastasios of Nafplio
Martyr, Αναστάσιος ο Ναυπλιεύς
New Martyr Anastasios the painter of Nafplio, who suffered under the Ottomans.
Name days: Anastasios, Anastasis, Tasos, Anastasius, Anastasia, Natasa, Tasia, Tasoula
Brigid of Ireland
Holy Woman, Βριγίτα της Ιρλανδίας
Venerable Brigid of Kildare, abbess and enlightener of Ireland.
Basil the Confessor of Thessaloniki
Hierarch, Βασίλειος Θεσσαλονίκης
St. Basil the Confessor, Archbishop of Thessaloniki, defender of the holy icons.