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451 · Early Church

Armentarius (Spanish: Armentario) was the Bishop of Mondoñedo, when its seat was still at Dumium, from at least 984 until his death sometime between 1018 and 1025. Armentarius is first recorded as bishop on 24 April 984.

750–732 · Medieval

Armentarius of Pavia was Bishop of Pavia from 711 to 732. Armentarius succeeded Bishop Damian. During his episcopacy, he had an ongoing dispute with Benedict, Bishop of Milan, who insisted that Pavia was historically under the Metropolitan See of Milan, while Armentarius maintai…

1882–1952 · Contemporary · Secular Franciscan Order

Armida Barelli (1 December 1882 – 15 August 1952) was an Italian Roman Catholic who served in the educational field during her life and was also a professed member of the Secular Franciscan Order.

850–892 · Medieval

Saint Arn or Arno von Endsee (died 13 July 892) was the Bishop of Würzburg from 855 until his death. He was a pupil of Bishop Gozbald, who died on 20 September 855; Arn was elected bishop in his place.

750–821 · Medieval

Arno, Arn or Aquila (c. 750–821) was bishop of Salzburg, and afterwards its first archbishop. He preserved his voluminous correspondence from the scholar Alcuin of York. Arno was likely born in the mid-740s to a noble family in southeast Bavaria.

560–611 · Medieval

Arnoald, also called Arnoldus or Arnual (c. 540/560 – c. 611), was a Bishop of Metz between 601 and 609 or 611, the successor of his uncle Agilulf. He was the son of Ansbertus, a senator, and his wife Blithilde, whose parents were Charibert I and Ingoberga.

1837–1909 · Contemporary · Divine Word Missionaries

Arnold Janssen SVD (5 November 1837 – 15 January 1909), was a German-Dutch Catholic priest and missionary who is venerated as a saint. He founded the Society of the Divine Word, a Catholic missionary religious congregation, also known as the Divine Word Missionaries, as well as t…

1040–1087 · Medieval · Benedictines

Arnold (Arnoul) of Soissons or Arnold or Arnulf of Oudenburg (c. 1040–1087) is a saint of the Catholic Church, the patron saint of hop-pickers, Belgian brewers.

1100–1127 · Medieval

Arnold von Hiltensweiler was a German knight born in 1100. He died in 1127 in Hiltensweiler and is recognized as a blessed.

1838–1890 · Modern · Institute of the Brothers of the Christian Schools

Julian-Nicolas Rèche (2 September 1838 – 23 October 1890) was a French Roman Catholic religious of the Institute of the Brothers of the Christian Schools; he assumed the religious name of "Arnould" upon his profession in the congregation and became a noted educator.

750 · Medieval

Arnoul of Mouzon (born and died at an unknown date in the 8th century) was, according to tradition, an obscure pilgrim who was murdered by brigands, buried, and forgotten. It was the miracles surrounding his tomb and relics that convinced the Church of his sanctity.

500–535 · Medieval

Arnoul of Yvelines (Arnoult, Arnoul, or Arnulfus), known as Saint Arnoult, is a legendary saint who is said to have been Bishop of Tours. The burial site attributed to him became the village where he is honored, Saint-Arnoult-en-Yvelines.

740 · Medieval

Saint Arnoul of Cysoing, of Flanders, and apparently martyred in 752, was a soldier.

582–641 · Medieval

Arnulf of Metz (c. 582 – c. 645) was a Frankish bishop of Metz and advisor to the Merovingian court of Austrasia. He later retired to the Abbey of Remiremont. In French he is also known as Arnoul or Arnoulf. In English he is known as Arnold. The Vita Sancti Arnulfi (c.

871 · Medieval

Arnulf of Toul was a Catholic priest and the Roman Catholic Bishop of Toul in West Francia. He died in 871 and is venerated as a saint in the Catholic Church.

951–993 · Medieval

Arnulf, also known as Arnoud or Arnold, succeeded his father in 988 as Count of Frisia, which by around AD 1100 would come to be referred to as the county of Holland. He was born in 951 in Ghent and because of this he is also known as Arnulf of Ghent.

1228 · Medieval · Cistercians

Saint Arnulphe de Cornibout was a Cistercian lay brother who died in 1228.

950–1059 · Medieval · Benedictines

Aron was an 11th-century Polish Bishop of Krakow, then Archbishop and the first Abbot of the Benedictine house in Tyniec. His name is known from the 13th century chronicle “Sede Vacante with krakowski” which lists the names of the first nine Bishops but which does not provide ye…

358 · Early Church

Arsacius of Nicomedia (d. 24 August 358) was a soldier in the Roman army and is considered a saint of the Catholic church. According to tradition, he converted to Christianity and was arrested during the reign of Roman emperor Licinius.

400–405 · Early Church

Arsacius of Tarsus (Greek: Ἀρσάκιος; before 324 – 11 November 405) was the intruding archbishop of Constantinople from 404 to 405, after the violent expulsion of John Chrysostom.

500–401 · Early Church

Saint Arsatius or Arsacius is a saint of whose life virtually nothing is known. He is said to have been a bishop of Milan, who lived either around 400 or in the 6th century, and possibly a martyr, but there is no evidence.

1050–1127 · Medieval

Arsen Iqaltoeli or Arsen of Iqalto (Georgian: არსენ იყალთოელი) (died c. 1127) was a Georgian churchman, theologian, calligrapher and religious author with noticeable role in the ecclesiastic life of Georgia in the reign of David IV "the Builder" (r.

1833–1905 · Contemporary

Arsenia, born Anna Gavrilovna Dobronravova, and known in the great schema as Thomaisa (born 1879 in Shagarskoye, died January 23, 1939, in Ivanovo), was a Russian Orthodox nun and a holy new martyr.

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810–904 · Medieval

Arsenius of Armo (Reggio Calabria, 810 – Armo, 904) was a Basilian monk who lived in the 9th century. The events of his life are known through the Bios of Saint Elias the Speleot, who was his disciple and companion until his death.

1849–1909 · Contemporary · Order of Friars Minor Capuchin

Arsenio da Trigolo, OFM Cap. (born Giuseppe Antonio Migliavacca; 13 June 1849 – 10 December 1909), was an Italian Catholic priest and a professed member from the Order of Friars Minor Capuchin.

1200–1273 · Medieval

Arsenius of Constantinople (Latinised as Arsenius Autoreianus; Greek: Ἀρσένιος Αὐτωρειανός; c. 1200 – 30 September 1273), Ecumenical Patriarch of Constantinople, lived about the middle of the 13th century.

1840–1924 · Contemporary

Saint Arsenios the Cappadocian (Greek: Ὅσιος Ἀρσένιος ὁ Καππαδόκης; 1840 – November 10, 1924), born in Kephalochori, Cappadocia (Greek: Κεφαλοχώρι) was a Greek dean and the spiritual father of Paisios of Mount Athos. He had a brother named Vlasios.

1697–1772 · Modern

Metropolitan Arsenius (secular name Alexander Ioannovich Matsieyevich, Russian: Алекса́ндр Иоа́ннович Мацее́вич; 1697, Volodymyr – 28 February 1772, Reval) was bishop of the Russian Orthodox Church, metropolitan of Rostov and Yaroslavl who protested against the confiscation of th…

959 · Medieval

Arsenius (Arsenios) of Corfu, also known as Arsenius of Kerkyra, (died c.959) is one of the principal patron saints of Corfu along with Spyridon. Arsenius was born in Bethany near Jerusalem.

1410 · Medieval

Bishop Arsenius (died March 2, 1409, Tver) was a bishop of the Russian Orthodox Church, Bishop of Tver, and author of the oldest recension of the Kiev Caves Patericon (the Arsenian recension).

354–449 · Early Church

Arsenius the Deacon (354 – 450), sometimes known as Arsenius of Scetis and Turah, Arsenius the Roman or Arsenius the Great, was a Roman imperial tutor who became an anchorite in Egypt, one of the most highly regarded of the Desert Fathers, whose teachings were greatly influential…

1550 · Reformation

Arseniy Komelskiy was a monk born in Moscow. He died in 1550 and is recognized as a Venerable figure within the Russian Orthodox Church.

1350–1447 · Medieval

Arseny of Konevsky was an Eastern Orthodox monk born in Veliky Novgorod in 1350. He died in 1447 and is recognized as a Venerable saint.

1101–1206 · Medieval · Carthusian Order

Artaldus, also known as Arthaud, was a 13th-century Carthusian Bishop of Belley. Born in the castle of Sothonod in Savoy, in 1101. Much of his childhood is not known but at the age of eighteen, Artaldus entered the court of Duke Amadeus III, but after a year or so he left to bec…

201–300 · Early Church

Artemas of Pozzuoli was born in 201 and died in 300 in Pozzuoli. A citizen of Ancient Rome, he is recognized as a saint.

100 · Early Church

Artemas of Lystra (Greek: Ἀρτεμᾶς) was an early Christian saint, who is mentioned in the New Testament. He is mentioned in Paul's Epistle to Titus (Titus 3:12). He is believed to have served as the Bishop of Lystra, and to have been one of the Seventy Disciples.

1880–1951 · Contemporary · Salesians of Don Bosco

Artemide Zatti (12 October 1880 – 15 March 1951) was an Italian Roman Catholic professed religious of the Salesians of Don Bosco and a noted pharmacist who emigrated to Argentina in 1897.

201–362 · Early Church

Artemius (Latin: Flavius Artemius; Ancient Greek: Ἀρτέμιος; died 362), also known as Shallita, spelt Shalita or Chalita (Classical Syriac: ܫܠܝܛܐ, romanized: Shalliṭā, lit. 'The empowered one') was a Syrian general of the Roman Empire and dux Aegypti or imperial prefect of Roman E…

320–396 · Early Church

Artemius, also known as Saint Artemius (in Latin: Artemius), was the sixth bishop of Clermont in the 4th century. Through his daughter Arthemia, he is also the ancestor of Saint Rusticus of Lyon. He is recognized as a saint by the Roman Catholic Church and the Orthodox Church.

250–305 · Early Church

Saint Artemon was born in Laodicea on the Lycus in 250. He died in 305.

1532–1545 · Reformation

Artemius of Verkola (Russian: Артемий Веркольский, romanized: Artemy Verkolsky; 1532 – 23 June 1545) is a Russian child saint venerated in the Russian Orthodox Church.

544–560 · Medieval

Arthelais (Italian: Sant' Artellaide) (544–560) is venerated as a Christian saint. She is one of the patron saints of Benevento, with Barbatus of Benevento and Bartholomew being the others. Her feast day is 3 March.

1590–1643 · Reformation · Order of Friars Minor

Arthur "Francis" Bell, OFM (13 January 1590 – 11 December 1643) was an English Franciscan friar. He was found guilty of being a Catholic priest by a court sitting under the auspices of Parliament during the English Civil War. He was executed at Tyburn in London.

1881–1915 · Contemporary

Artin Tchitchéguian was a physician and pharmacist born in 1881. He died in 1915 during the Armenian Genocide and is recognized as a saint.

1901–1936 · Contemporary

Arturo Ros Montalt (born October 26, 1901; died August 28, 1936) was a blessed of the Catholic Church. On November 26, 1927, he married Mary Llopis Sirer, and six children were born from this union. He founded the Catholic Action Center.

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Uddalaka Aruni (fl. c. 8th century BCE), (Devanagari: उद्दालक आरुणि) also referred to as Uddalaka or Aruni or Uddalaka Varuni, was a revered Vedic sage of Hinduism.

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Aré or Aregius of Nevers was bishop of Nevers in France and is known because he subscribed to the deeds of both the Fifth Council of Orléans, in 549 and the Second Synod of Paris in 551.

600–596 · Medieval

Saint Asaph (or Asaf, Asa) was, in the second half of the 6th century, the first Bishop of St Asaph, i.e. bishop of the diocese of Saint Asaph. No traditional Welsh account devoted to the life of Asaph exists. He is, though, well-attested to through place names.

1121–1195 · Medieval · Cistercians

Ascelina (1121–1195), was a French Cistercian nun and mystic. Ascelina spent the majority of her life at the Cistercian convent at Boulancourt, Haute-Marne, France. It is believed that she was a relative of St. Bernard.