30th January, (17th January O.S.):
- ANTONY, MERULUS AND JOHN, three sixth century monks at St. Andrew's on the Coelian Hill in Rome. St. Gregory the Great (3rd September), who was their Abbot, has left an account of their virtues and miraculous power.
- GENULFUS (GENOU) AND GENITUS, two third century monks who lived in Celle-sur-Naton.
- JOSEPH OF FREISING, a monk who founded the monastery of St. Zeno at Isen in 752. In 764 he was consecrated third Bishop of Freising, reposing shortly thereafter. His relics are in Isen.
- MILDGYTH, the youngest of the three holy-virgins (Milburgh (23rd February), Mildred (13th July) and Mildgyth) of Minster-in-Thanet. She reposed circa 676.
- NENNIUS, sixth century — a disciple of St. Finian of Clonard (12th December), and counted as one of the 'Twelve Apostles of Ireland'.
- RICHIMIRUS, with the blessing and support of the bishop of Le Mans, he founded a monastery, later called Saint-Rigomer-des-Bois after him, reposing circa 715.
- SULPICIUS (II) THE PIOUS, bishop of Bourges from 624 until his repose in 647. He devoted himself to the care and defence of the poor and persecuted.
* - 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."