At the Catacombs of San Callisto on the Appian Way, in Rome (Italy), Saint Eutychius, martyr, who, after a lengthy period of seep and food deprivation, was ultimately thrown into an abyss. His faith in Christ triumphed over the cruelty of the tyrant. († date uncertain)

In Perga in Pamphylia (now Aksu, Türkiye), Saints Papias, Diodore and Claudian, martyrs. († 3rd cent.)

In Alexandria (Egypt), the passion of the Holy martyrs Phileas, bishop, and Philoromus, military tribune, who, during the persecution of Emperor Diocletian, could not be persuaded by their relatives and friends to save themselves. Instead, they both offered their necks to be beheaded, and earned palms from the Lord. († 4th cent.)

In Pelusium (now Tell el-Farama, Egypt), Saint Isidore, priest. Renowned for his doctrine, he disdained the world and its riches and chose to imitate the life of John the Baptist in the desert by donning the monastic habit. († c. 449)

* In Châteaudun (France), Saint Aventinus, bishop, who had previously governed the see of Chartres. († c. 511)

In Troyes (France), Saint Aventinus, who is believed to have been in the service of Bishop Saint Lupus. († c. 537)

In Mainz (Germany), Saint Rabanus Maurus, bishop. He was a monk of Fulda when he was elected to the see of Mainz. A prelate of proven doctrine and eloquence, he neglected nothing that could be done for glory of God. († 856)

* In Constantinople (now Istanbul, Türkiye), Saint Nicholas the Studite, a monk, who, having been expelled several times into exile because of the veneration of sacred images, became in the end the hegumen (head abbot) of the Studite monastery. († 868)

In Sempringham (England), Saint Gilbert, priest, who, with the approval of Pope Blessed Eugene III, founded a monastic Order on which he imposed a double discipline: the Rule of Saint Benedict for the nuns, and that of Saint Augustine for the clerics. († 1189)

In Bourges (France), Saint Jeanne de Valois, Queen of France. After her marriage to King Louis XII was declared null and void, she took refuge in God, venerated the Cross with devotion, and founded the Order of the Annunciation of the Blessed Virgin Mary. († 1505)

* In Durham (England), Blessed John Speed, layperson and martyr. Condemned to death during the reign of Queen Elizabeth I for helping priests, he merited the crown of martyrdom. († 1594)

In Amatrice (Italy), Saint Giuseppe Desideri from Leonessa, professed priest of the Order of the Friars Minor Capuchin. He helped Christian prisoners in Constantinople and suffered severely for preaching the Gospel in the Sultan’s palace. Afterwards, he returned to his homeland to care for the poor. († 1612)

In Oriyur (India), Saint João de Britto, professed priest of the Society of Jesus and martyr. After converting many to the faith by imitating the life and conduct of the ascetics of that region, he crowned his life with a glorious martyrdom. († 1693)

* In Venasque (France), Blessed Marie-Eugène of the Child Jesus (Henri Grialou), professed priest of the Order of Discalced Carmelites. A man of prayer ablaze with love for God, he founded the Secular Institute of Notre-Dame de Vie for priests and laypersons. († 1967)