19th May, (6th May O.S.):
- BENEDICTA, a sixth century nun of the convent founded in Rome by St. Galla (5th October). Her repose was foretold to her by the Apostle Peter in a vision.
- EDBERT (EADBERT), a monk at Lindisfarne, and successor of St. Cuthbert (20th March) as Bishop. He was remarkable for his knowledge of the Holy Scriptures, and reposed in 698.
- JUSTUS OF VIENNE, a bishop of Vienne, who reposed circa 168. He was succeeded by Dionysius of Vienne (8th May).
- HELIODORUS, VENUSTUS AND COMPANIONS, a group of seventy-seven third century martyrs under Diocletian. Heliodorus and seven others were martyred in North Africa, while the other sixty-nine met their martyrdom in Milan.
- PETRONAX, called 'the second founder of Montecassino' — with a handful of monks, who had chosen him as their Abbot, he restored monastic life at Montecassino. St. Petronax reposed circa 747.
* - 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."