St Basileus of Braga
St Desiderius of Langres
St Epitacius of Tuy
St Euphebius of Naples
St Euphrosyne of Polotsk
St Eutychius of Valcastoria
St Florentius of Valcastoria
St Goban Gobhnena
St Guibertus of Gorze
Bl Ivo of Chartres
St Jane Antide Thouret
St John Baptist de Rossi (1698-1764)
About St John: https://anastpaul.wordpress.com/2018/05/23/saint-of-the-day-23-may-st-john-baptist-de-rossi-1698-1764/
Bl Józef Kurzawa
Bl Leontius of Rostov
St Michael of Synnada
St Onorato of Subiaco
St Spes of Campi
St Syagrius of Nice
St William of Rochester (Died c 1201) Martyr
Bl Wincenty Matuszewski
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Martyrs of Béziers: 20 Mercedarian friars murdered by Huguenots for being Catholic. Martyrs. 1562 at the Mercedarian convent at Béziers, France.
Martyrs of Cappadocia: A group of Christians tortured and martyred in the persecutions of Diocletian and Galerius. Their names and the details of their lives have not come down to us. They were crushed to death in c.303 in Cappadocia (in modern Turkey).
Martyrs of Carthage: When a civil revolt erupted in Carthage in 259 during a period of persecution by Valerian, the procurator Solon blamed it on the Christians, and began a persecution of them. We know the names and a few details about 8 of these martyrs – Donatian, Flavian, Julian, Lucius, Montanus, Primolus, Rhenus and Victorius. They were beheaded in 259 at Carthage (modern Tunis, Tunisia).
Martyrs of Mesopotamia: A group of Christians martyred in Mesopotamia in persecutions by imperial Roman authorities. Their names and the details of their lives have not come down to us. They were suffocated over a slow fire in Mesopotamia.
Martyrs of North Africa: A group of 19 Christians martyred together in the persecutions of the Arian Vandal King Hunneric for refusing to deny the Trinity. We know little more than a few of their names – Dionysius, Julian, Lucius, Paul and Quintian. c 430.