19th January, (6th January O.S.):
- ANASTASIUS, JUCUNDUS, FLORUS, FLORIANUS, PETER, RATITES, TATIA AND TILIS, (fourth century), a group of martyrs in Syrmium in Pannonia, now Hungary.
- DIMAN (DIMAS, DIMA), (seventh century), a monk under St. Columba of Iona (9th June), and later Bishop of Connor in Ireland, St. Diman reposed A.D. 658. He was one of the prelates to whom the Church in Rome addressed its epistle on the Paschal Controversy and on the errors of Pelagianism.
- EDEYRN, (sixth century), a hermit who was born in Britain, and is the patron saint of a church in Brittany.
- EIGRAD, (sixth century), a brother of St. Samson (28th July), he was a disciple of St. Illtyd (6th November) and founder of a church at Anglesey in Wales.
- FREDERICK OF ARRAS, a son of the Count of Verdun who gave his inheritance to the Bishop of Verdun. He then set out for the Holy Land, and on his return became a monk at St. Vanne and later at St. Vedast in Arras. He reposed in 1020.
- HYWYN, (sixth century), St. Hywyn was most likely a companion of St. Cadfan (1st November) on his return journey from Brittany to Cornwall and Wales A.D. 516. It is believed that he was the founder of Aberdaron (Carnarvon); in addition, there are several churches in the West of England known as St. Owen’s or St. Ewen’s, which may have him for their patron. There are no other details of his life extant.
- MACRA, a holy virgin from Rheims who was martyred in Fismes in Champagne in A.D. 287, before the persecution under Diocletian began.
- MARTYRS OF NORTH-WEST AFRICA, a number of Christians of both sexes burnt at the stake under Septimius Severus circa A.D. 210.
- MELANIUS (MELAINE), a Bishop of Rennes in Brittany, who succeeded in overcoming idolatry in his diocese and reposed circa A.D. 535.
- MERINUS, (sixth century), St. Merinus was a disciple of St. Donat (Dunwyd) (7th August) of Bangor, and patron saint of churches in Wales and in Brittany. He lived at some point in the sixth century A.D.; there is no further information on this saint extant.
- PETER OF CANTERBURY, a member of the Gregorian mission to the Anglo-Saxons, St. Peter was the first Abbot of the monastery (SS. Peter and Paul — later St. Augustine’s) founded by St. Augustine of Canterbury (27th May). St. Peter was killed at Ambleteuse, near Boulogne either A.D. 607 or A.D. 614. His relics are still honoured at the location of his repose.
- SCHOTIN (SCARTHIN), (sixth century), whilst still quite young, this saint left his native Ireland to become a disciple of St. David (1st March) in Wales. He later returned to Ireland, living as a hermit on Mt. Mairge in Leix for many years, he was also the founder of a school for youths at Kilkenny.
- WILTRUDIS, a pious woman who after the death of her husband founded the convent of Bergen near Neuburg, where she became a nun and the first abbess. Reposing circa A.D. 986.
* - 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."