31st December (18th December O.S.):
- BODAGISIL, he was the founder and first abbot of a monastery on the Meuse in Belgium, and reposed in 588.
- DESIDERATUS, the son of St. Waningus (9th January), the founder of the monastery of Fécamp, he became a monk at Fontenelle. He reposed circa 700 and his relics were enshrined in Ghent.
- FLANNAN, the first Bishop of Killaloe in Ireland (seventh century), he also worked in the Hebrides and elsewhere, and managed to recite the entire Psalter daily.
- GATIAN, he was a disciple of St. Dionysius of Paris (9th October) and the first Bishop of Tours, and is believed to have reposed circa 337.
- MOSES (MOYSETES), a martyr in North Africa who probably suffered under Decius circa 250.
- QUINTUS, SIMPLICIUS AND COMPANIONS, martyrs in North Africa under the Emperors Decius and Valerian circa 255.
- RUFUS AND ZOSIMUS, ctizens of Philippi brought to Rome with St. Ignatius of Antioch (17th October) and thrown to the beasts in the Roman amphitheatre two days before the latter's martyrdom circa 107.
- SAMTHAN, the sixth century foundress of the convent of Clonbroney in Co. Longford Ireland.
- VICTURUS, VICTOR, VICTORINUS, ADJUTOR, QUARTUS AND COMPANIONS, a group of thirty-five martyrs in North Africa.
- WINEBALD, the brother of Ss. Willibald (7th July) and Walburgh (25th February). While on pilgrimage to the Holy Land with his brother Winebald, he was taken ill and had to remain in Rome. Eventually he returned to England and then went to Germany where he became Abbot of Heidenheim and then Bishop of Eichstätt and reposed in 761.
* - Prior to the Schism the Patriarchate of Rome was Orthodox and fully in communion with the Orthodox Church. As Saint John of Shanghai and San Francisco +1966 said "The West was Orthodox for a thousand years, and her venerable Liturgy is far older than any of her heresies."