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600–647 · Medieval

Goeric of Metz (Latin: Goericus; French: Goëri; died September 19 643 AD), also known as Abbo I of Metz, Goericus of Metz, and Gury of Metz, was a bishop of Metz. He is venerated as a saint in the Eastern Orthodox and Roman Catholic Churches.

601–675 · Medieval

Goeznovius (died c. 675 according to one account but more probably fl. sixth century.), also known as Goueznou, was a Cornish-born Bishop of Léon in Brittany, who is venerated as a saint in the region around Brest and the diocese of Léon.

750–843 · Medieval

Gohard or Gunhard was a 9th-century bishop of Nantes, lord of Blain, saint and cephalophore martyr of the Roman Catholic Church. Gohard was born in Angers.

501–591 · Medieval

Golindouch, Golindukht, Golindokht, or Dolindokht (Greek: Γολινδούχ, Γολιανδοὺχ) (died 591) was a noble Persian lady who converted to Christianity, took the name Maria, and became a saint and martyr. She converted from Zoroastrianism to Christianity in the reign of Khosrau I.

1110–1182 · Medieval · Cistercians

Gonario II (also spelled Gonnario and Gunnari; died between 1180 and 1190) was the giudice of the Sardinian kingdom of Logudoro from the death of his father in 1128 until his own abdication in 1154. He was a son of Constantine I and Marcusa de Gunale.

676 · Medieval

Saint Gondelbert (also Gondelbertus, Gundebert, Gumbert, Gombert, or Gondeberg; Latin: Gumbertus, etc.) was the founder of the Benedictine Senones Abbey in the Rabodeau (fr:Rabodeau) valley of the Vosges mountains around 640 AD.

823 · Medieval

Saint Gondulphus, Gundulfus, Gondulf, or Gondon (died 6 September 823) was the Bishop of Metz from 816 until his death. As bishop, Gondulphus succeeded Angilram, who caused Paul the Deacon to write the Liber de episcopis Mettensibus, and who probably died in 791.

550 · Medieval

Goneri of Brittany was a sixth-century hermit of the church in Britain. Goneri lived as an exile to the world amongst the Breton people, a Celtic nation of northwestern France. It is recorded that his hermitage was situated near the community of Tréguier.

1187–1259 · Medieval · Dominican Order

Gundisalvus of Amarante, OP (Portuguese: Gonçalo de Amarante; 1187 – 10 January 1259) was a Portuguese Catholic priest in the Order of Preachers. He joined the order as a hermit after his return from a long pilgrimage that took him to both Rome and Jerusalem.

1360–1422 · Medieval · Augustinians

Gundisalvus of Lagos, O.E.S.A. (Portuguese: Gonçalo de Lagos; c. 1360 – 15 October 1422) was a Portuguese Catholic priest and Augustinian friar.

1086–1165 · Medieval · Benedictines

Goswin (French: Gossuin) was a Benedictine abbot. Born in Douai in 1086, then in the County of Flanders and since 1668 in France, he studied in Paris and afterwards returned to Douai to teach theology.

960–1038 · Medieval · Benedictines

Gotthard (or Godehard) (960 – 5 May 1038 AD; Latin: Gotthardus, Godehardus), also known as Gothard or Godehard the Bishop, was a German bishop venerated as a saint. Gotthard was born in 960 near Niederaltaich in the diocese of Passau.

1043–1066 · Medieval

Gottschalk, sometimes rendered as Godescalc (Latin: Godescalcus; died 7 June 1066), was a prince of the Obotrite confederacy from 1043 to 1066. He established a Polabian Slavic kingdom on the Elbe (in the area of present-day northeastern Germany) in the mid-11th century.

550–616 · Medieval

Saint Goulven de Léon (also Golven, Golvinus, Golvenus) was a saint in Brittany in the 6th-7th century. Any knowledge of his life is derived from his vita, of which only a copy of a transcription of the original remains and whose historical accuracy is in question.

401–511 · Medieval

Saint Gratus of Oloron (French: Grat d'Oloron; Catalan: Grat d'Auloron; also known, from his place of birth, as Grat de Lichos) (born 5th century; died after 506) was the first bishop of Oloron. He is venerated as a saint in the Eastern Orthodox Church and Roman Catholic Church.

580 · Medieval

Saint Gredifael (also spelt Gredivel, Gredivael or Credifael) is the patron saint and founder of St Gredifael's Church, Penmynydd, in Anglesey, Wales. According to Enwogion Cymru, Gredifael was a saint who lived in the early part of the sixth century.

450–552 · Medieval

Gregentios (Greek: Γρηγέντιος) was the purported archbishop of Ẓafār, the capital of the kingdom of Ḥimyar, in the mid-6th century, according to a hagiographical dossier compiled in the 10th century.

901–999 · Medieval

Gregor von Burtscheid (Greek: Γρηγόριος ὁ Καλαβρός, c. 940 - 4 November 999), also known as Gregor von Calabria or Gregory of Cassano, was the first abbot of the Burtscheid Abbey, founded on the order of Otto III, Emperor of the Holy Roman Empire.

1225–1343 · Medieval · Franciscans

Gregorio Celli (1225 (purportedly) – 11 May 1343) was an Italian priest of the Roman Catholic Church and a professed member of the Order of Saint Augustine.

540–604 · Medieval · Benedictines

Pope Gregory I (Latin: Gregorius I; Gregorio I; c. 540 – 12 March 604), commonly known as Saint Gregory the Great (Latin: Sanctus Gregorius Magnus; Italian: San Gregorio Magno), was the 64th Bishop of Rome from 3 September 590 until his death on 12 March 604.

669–731 · Medieval

Pope Gregory II (Latin: Gregorius II; 669 – 11 February 731) was the bishop of Rome from 19 May 715 to his death on 11 February 731. His defiance of Emperor Leo III the Isaurian as a result of the iconoclastic controversy in the Eastern Empire prepared the way for a long series o…

700–741 · Medieval · Benedictines

Pope Gregory III (Latin: Gregorius III; died 28 November 741) was the bishop of Rome from 11 February 731 to his death on 28 November 741. His pontificate, like that of his predecessor, was disturbed by Byzantine iconoclasm and the advance of the Lombards, in which he invoked the…

1450–1459 · Medieval

Gregory III of Constantinople, (surnamed Mammis or Μammas, Greek: Γρηγόριος Μαμμῆς; before c. 1420 – 1459), was Ecumenical Patriarch of Constantinople within the Church of Constantinople during the period 1445–1450.

1296–1359 · Medieval

Gregory Palamas was a Byzantine Greek theologian and Eastern Orthodox cleric of the late Byzantine period. A monk of Mount Athos (modern Greece) and later archbishop of Thessalonica, he is famous for his defense of hesychast spirituality, the uncreated character of the light of t…

1365–1420 · Medieval

Gregory Tsamblak (c. 1365 – c. 1420), member of the Tzamplakon family, was a Bulgarian writer and cleric active in Bulgaria, Moldavia, Serbia, Grand Duchy of Lithuania, and the Principality of Kiev.

1020–1085 · Medieval · Benedictines

Pope Gregory VII (Latin: Gregorius VII; c. 1015 – 25 May 1085), born Hildebrand of Sovana (Italian: Ildebrando di Soana), was head of the Catholic Church and ruler of the Papal States from 22 April 1073 to his death in 1085. He is venerated as a saint in the Catholic Church.

1210–1276 · Medieval · Cistercians

Pope Gregory X (Latin: Gregorius X; born Teobaldo Visconti; c. 1210 – 10 January 1276) was head of the Catholic Church and ruler of the Papal States from 1 September 1271 to his death and was a member of the Third Order of St. Francis.

650–630 · Medieval

Gregory (559–630) was a Sicilian Christian prelate who served as Bishop of Agrigento from 590 until at least 603 and was a correspondent of Pope Gregory I.

759–861 · Medieval

Gregory of Khandzta (Georgian: გრიგოლ ხანძთელი, Grigol Khandzteli; 759 – 5 October 861) was a Georgian ecclesiastic figure and a founder and leader of numerous monastic communities in Tao-Klarjeti, a historical region in the Southwest of Georgia.

450–539 · Medieval

Gregory of Langres, also called Gregory of Autun, was a Gallo-Roman prelate, born around 446, count of Autun, in Saone-et-Loire then once widowed, towards 500, he becomes bishop of Langres, from 506 to his death in 539.

951–1003 · Medieval

Grigor Narekatsi (Armenian: Գրիգոր Նարեկացի; anglicized as Gregory of Narek; c. 950 – 1003/1011) was an Armenian mystical and lyrical poet, monk, and theologian.

1300–1358 · Medieval · Augustinians

Blessed Gregory of Rimini, O.E.S.A. (Latin Beatus Gregorius de Arimino or Ariminiensis) (c. 1300 – November 1358), was one of the great scholastic philosophers and theologians of the Middle Ages.

1255–1346 · Medieval

Gregory of Sinai, or in Serbian and Bulgarian Grigorije Sinaita (c. 1260s – 27 November 1346), was a Greek Christian monk and writer from Smyrna. He was instrumental in the emergence of hesychasm on Mount Athos in the early 14th century.

538–594 · Medieval

Gregory of Tours (born Georgius Florentius; 30 November c. 538 – 17 November 594 AD) was a Gallo-Roman historian and Bishop of Tours during the Merovingian period and is known as the "father of French history".

700–780 · Medieval · Benedictines

Gregory of Utrecht (c. 700/705 – August 25, 776) was born of a noble family at Trier. He became a follower of Saint Boniface, who sent him to study at the Monastery of Saint Michael at Ohrdruf. He then accompanied Boniface on his missionary journeys.

550–593 · Medieval

Gregory of Antioch was the Eastern Orthodox Patriarch of Antioch from 571 to 593. Gregory began as a monk in the monastery of the Byzantines in Jerusalem, or so we learn from Evagrius Scholasticus. He was transferred by the emperor Justin II (565-578 ) to Sinai.

797–842 · Medieval

Saint Gregory of Dekapolis or Gregory Dekapolites (Greek: Όσιος Γρηγόριος ο Δεκαπολίτης, romanized: Hagios Gregórios Dekapolitēs; before 797 – 20 November 842 or earlier) was a 9th-century Byzantine monk, notable for his miracle-working and his travels across the Byzantine world.…

1180–1244 · Medieval · Dominican Order

Guala de Roniis (1180 - 3 September 1244) was an Italian catholic priest and a professed member of the Order of Preachers as one of Dominic of Osma's earliest disciples.

1070–1127 · Medieval

Gualfardo of Verona (or Wolfhard of Augsburg) (1070–1127) was a Swabian artisan, trader, and hermit who lived around Verona. A hagiographical vita (biography) was composed, according to the Bollandists, within decades of his death, probably towards the end of the twelfth century.…

1084–1158 · Medieval · Q18924329

Guarino Foscari (c. 1080 - 6 February 1158) was an Italian Catholic Augustinian canon regular and also the Cardinal-Bishop of Palestrina from December 1144 after his relative Pope Lucius II elevated him into the cardinalate.

1065–1150 · Medieval · Benedictines

Guarinus of Sitten (German: Warin, French: Guérin) was Bishop of Sion. Guarinus was born in Pont-à-Mousson, Lotharingia, around 1065, into a noble family. About 1085 he became a monk at the Benedictine monastery of Molesme Abbey.

646 · Medieval

Gudula of Brabant, also known as Saint Gudula (ca. 646–712), was a Christian saint who is venerated in Catholic and Orthodox churches. In Brabant, she is usually called Goedele or Goule; (Latin: Gudila, later Gudula; Dutch: Goedele; French: Gudule).

1070–1157 · Medieval · Benedictines

Guerric of Igny (c. 1070/80-1157) was a Cistercian abbot. Little is known about his early life. He may have been educated at Tournai's cathedral school, perhaps under Benedictine monk, Odo of Cambrai.

892–962 · Medieval · Benedictines

Wicbert or Guibert (892 – 23 May 962) was a nobleman who became a hermit and founded Gembloux Abbey. He was canonized as a saint in 1211. Saint Guibert's feast day is observed on 23 May.

1004–1070 · Medieval

Saint Guido of Acqui (also Wido) (c. 1004 – 2 June 1070) was Bishop of Acqui (now Acqui Terme) in north-west Italy from 1034 until his death. He was born around 1004 to a noble family of the area of Acqui, the Counts of Acquesana, in Melazzo, where the family's wealth was concen…

1146 · Medieval

Blessed Guilielmus Peregrinus (d. April 20, c. 1146), also known as Wilhelm the Pilgrim, was a German pilgrim from Bogen, Bavaria. He is said to have healed Albert I, Count of Bogen but predicted his own imminent death.

1200–1242 · Medieval · Dominican Order

William Arnaud or Guillaume Arnaud (died 28 May 1242) was a Dominican inquisitor and martyr. William was a native of Montpellier. In 1234, Pope Gregory IX named him inquisitor in the dioceses of Agen, Albi, Carcassonne and Toulouse.

1070–1123 · Medieval

Guiraud (1070–1123) was a bishop of Béziers of the twelfth century He is said to have been the second prior of the Canon Regular community at Cassan Abbey. He served as bishop from 1121 to November 5, 1123. He is a Catholic saint.

717–774 · Medieval

Saint Gummarus of Lier (also known as Gommaire, Gommer or Gummery) is a Belgian saint. He was the son of the Lord of Emblem (near Lier, Belgium).

1019–1075 · Medieval

Gundekar (1019–1075), (also Gundechar, Gundakar, Gunzo) was bishop of Eichstätt from 1057 to 1075. He is known for his historical work Vitae Pontificum Eystettensium on his predecessors. He is a Catholic blessed and his feast day is August 2.