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810–883 · Medieval · Benedictines

Bertharius (Italian: San Bertario di Montecassino) (c. 810 – 883) was a Benedictine abbot of Monte Cassino who is venerated as a saint and martyr. He was also a poet and a writer.

1060–1142 · Medieval · Benedictines

Berthold of Garsten, O.S.B., also known as Berthold de Rachez (c. 1060 – 27 July 1142), was a German Roman Catholic priest and a monk of the Order of Saint Benedict.

601–705 · Medieval

Saint Berthild, also known as Bertille or Bertilla (died 692), was abbess of Chelles Abbey in France. Berthild was born into one of the most illustrious families in the territory of Soissons, France, during the reign of Dagobert I.

615–698 · Medieval · Benedictines

Bertin (Latin: Bertinus; c. 615 – c. 709 AD), also known as Saint Bertin the Great, was the Frankish abbot of a monastery in Saint-Omer later named the Abbey of Saint Bertin after him. He is venerated as a saint by the Catholic and Orthodox Churches.

1258–1350 · Medieval

Bertrand (or Bertram) of Saint-Geniès (1258 – 6 June 1350) was the patriarch of Aquileia from 1334 until his death. Bertram was born in Gascony, and became a jurist in the University of Toulouse and papal chaplain.

1050–1123 · Medieval

Bertrand of Comminges (c. 1050 - 1126) was Bishop of Comminges, in the diocese of Toulouse, France. It is after him that the commune of Saint-Bertrand-de-Comminges, is named.

601–705 · Medieval · Benedictines

Saint Bertulf, O.S.B. (alternate Bertulph, also known as Bertoul) was born in either Pannonia (Hungary) or Germany; he died in Artois in 705. He became a monk later in his life and founded a Benedictine abbey at Renty.

570–640 · Medieval

Saint Beuno (Latin: Bonus; d. 640), sometimes anglicized as Bono, was a 7th-century Welsh abbot, confessor, and saint. Baring-Gould gives St Beuno's date of death as 21 April 640, making that date his traditional feastday.

700 · Medieval

Saint Beuve (or Bove or Bova) and her brother Balderic (or Baudry) lived in the 7th century in France. According to Christian Settipani, their father was probably Sigobert the Lame, King of Cologne, rather than Sigebert I of Austrasia, as indicated by Flodoard.

600–651 · Medieval

Birinus (also Berin, Birin; c. 600 – 3 December 649 or 650) was the first Bishop of Dorchester and was known as the "Apostle to the West Saxons" for his conversion of the Kingdom of Wessex to Christianity.

1192–1226 · Medieval · Benedictines

Blessed Beatrice d'Este (Occitan: Biatritz or Beatritz d'Est) (1192 – 10 May 1226) was the daughter of Azzo VI of the Este family by his second wife, Sophia Eleanor, daughter of Humbert III, Count of Savoy. She was the aunt of Saint Beatrice d'Este.

1047–1120 · Medieval · Knights Hospitaller

Brother Gerard, or Gerard the Hospitaller, born around 1047 into a family from the Amalfi region of Italy and died on September 3, 1120, was the founder of a congregation, the Hospitallers of Saint John, which would later become the Order of Saint John of Jerusalem.

1186–1262 · Medieval · Benedictines

Giuliana of Collalto was born in 1186 in Collalto, Susegana, to her father Rambaldo VI di Collalto. A citizen of the Republic of Venice, she served as a Benedictine nun within the Catholic Church. She died in 1262 in Venice and is recognized as a blessed.

1390–1464 · Medieval · Dominican Order

Margaret of Savoy (21 June 1382 or 1390 – 23 November 1464) was Marchioness of Montferrat, and a Dominican Sister. Margaret was the eldest of the four children—all daughters—born to Amadeo of Savoy, Lord of Piedmont (and titular Prince of Achaea), and his wife Catherine of Genev…

550–623 · Medieval

Boetharius (died c.623) was bishop of Chartres from about 594. He was chaplain to Clothaire II and, for a while, had been the captive of Theuderic II. He is a Catholic and Orthodox saint, his feast day is 2 August.

480–524 · Medieval

Anicius Manlius Severinus Boethius, commonly known simply as Boethius , was a Roman senator, consul, magister officiorum, polymath, historian, and philosopher of the Early Middle Ages.

1135–1182 · Medieval

Bogumilus, in Polish Bogumił Piotr, (also known as Bogimilus and Theophilus) was Archbishop of Gniezno and a hermit. Bogumilus and his twin brother, Boguphalus, were born into a noble family in about 1135 at Dobrów, Poland. They studied in Paris, France.

1156–1207 · Medieval · Augustinian nuns

Bona of Pisa (c. 1156–1207) was a member of the Third order of the Augustinian nuns who helped lead travellers on pilgrimages. In 1962, she was canonized a saint in the Catholic Church by Pope John XXIII.

1332–1389 · Medieval · Order of St. Augustine

Bonaventura Badoaro de Peraga, the Cardinal of Padua, was an Italian cardinal born in Padua, Veneto, Italy, who died on July 10, 1381 (or 1389), in Rome. He was a member of the Order of Saint Augustine and the first cardinal from that order.

1250–1348 · Medieval · Dominican Order

Bonaventure Tolomei, or Saint Bonaventure Tolomei (Siena, ?? – 1348), was a Dominican who, after a libertine adolescence, cared for plague victims and died of the plague. His feast day is December 27.

1410–1491 · Medieval · Servite Order

Bonaventura Tornielli (1411 - 31 March 1491) was an Italian Roman Catholic priest and a professed friar from the Servite Order. Tornielli was born into a noble household and was a noted preacher in which he visited numerous Italian cities such as Florence and Perugia - Pope Sixtu…

1040–1115 · Medieval · Benedictines

Bonfilius (c. 1040 – c. 1115) was an Italian saint, monk and bishop. He was born in Osimo, close to Ancona, and entered the Benedictine monastery of Santa Maria di Storaco, close to Filottrano, as a monk.

550–615 · Medieval · Benedictines

Pope Boniface IV (Latin: Bonifatius IV; 550 – 8 May 615) was the bishop of Rome from 608 to his death on 8 May 615. He was a member of the Benedictine order. Boniface had served as a deacon under Pope Gregory I, and like his mentor, he ran the Lateran Palace as a monastery.

1183–1260 · Medieval

Boniface of Brussels (1183 – 19 February 1260) was a Catholic prelate who served as the Bishop of Lausanne from circa 1231 until 1239 when he resigned after agents of Holy Roman Emperor Frederick II assaulted him.

1270 · Medieval · Carthusian Order

Boniface of Savoy (c. 1207 – 18 July 1270) was a medieval Bishop of Belley in Savoy and Archbishop of Canterbury in England. He was the son of Thomas, Count of Savoy and owed his initial ecclesiastical posts to his father.

1200–1243 · Medieval · Benedictines

Boniface of Valperga (French: Boniface Ier de Valperga, Italian: Bonifacio di Valperga) (died 25 April 1243), venerated as a blessed in the Catholic Church, was a thirteenth-century Bishop of Aosta.

623–706 · Medieval

Saint Bonitus (623–710) was born in France and held a number of important positions including being appointed governor of Marseille in 667 and Bishop of Auvergne. He was also chancellor and referendary in Francia.

1026 · Medieval · Benedictines

Saint Bononio or Bononius (died 30 August 1026) was a Benedictine abbot, who is venerated as a saint in the Eastern Orthodox Church and Roman Catholic Church, being commemorated with a feast day on 30 August.

900–970 · Medieval · Benedictines

Boso of Merseburg (died 1 November 970) was the first Bishop of Merseburg in Saxony-Anhalt, and "Apostle of the Wends." Boso, a native of Bavaria, was a Benedictine monk of Saint Emmeram's in Regensburg, from where he was summoned to the court of Otto I, who, considering the con…

780 · Medieval

Botwine (died 785 or 786) was a Northumbrian saint venerated at Ripon and Peterborough. He is well documented as a priest, and latter Abbot of Ripon.

700–670 · Medieval · Benedictines

Botolph of Thorney was an English abbot and saint. He is regarded as the patron saint of boundaries, and by extension, of trade and travel, as well as various aspects of farming. His feast day is celebrated either on 17 June (England) or 25 June (Scotland).

590–651 · Medieval

Braulio (Latin: Braulius Caesaraugustanus; 585–651 AD) was bishop of Zaragoza and a learned cleric living in the Kingdom of the Visigoths. Both as pastor and writer, he is one of the most celebrated of saints of the Visigothic Kingdom of Hispania that lasted from the 5th to the 8…

750–765 · Medieval

Bregowine (died August 764) was a medieval Archbishop of Canterbury. Little is known of his origins or his activities as archbishop, although a number of stories were told about his possible origins after the Norman conquest in 1066.

941–1014 · Medieval

Brian Boru (Middle Irish: Brian Bóruma mac Cennétig; modern Irish: Brian Bóramha; c. 941 – 23 April 1014) was the High King of Ireland from 1002 to 1014.

409–502 · Medieval

Brioc (Breton: Brieg; Welsh: Briog; Cornish: Breock; French: Brieuc; died late sixth century) was a 6th-century Welsh holy man who became the first abbot of Saint-Brieuc in Brittany. He is one of the seven founder saints of Brittany.

1203–1259 · Medieval · Premonstratensians

Blessed Bronislava (Polish: Bronisława; c. 1204–1259) was a Polish nun of the Premonstratensian Order. She is beatified in the Roman Catholic Church.

1030–1101 · Medieval · Carthusian Order

Bruno of Cologne, OCart (German: Bruno von Köln; Italian: Bruno di Colonia; c. 1030 – 6 October 1101), venerated as Saint Bruno, was the founder of the Carthusians. He personally founded the order's first two communities.

970–1009 · Medieval · Camaldolese

Bruno of Querfurt, O.S.B. Cam. (German: Brun von Querfurt; c. 974 – 14 February or 9 March 1009), also known as Brun, was a Christian missionary, bishop, Camaldolese monk and martyr.

925–965 · Medieval

Bruno the Great (May 925 – 11 October 965) was the archbishop of Cologne from 953 until his death and the duke of Lotharingia after 954. He was the youngest brother of Emperor Otto I. Bruno was the youngest son of King Henry the Fowler and Matilda of Ringelheim.

1250–1317 · Medieval

Brynolf Algotsson (Italian: Brinolfo; c. 1240-1248 – 6 February 1317) was a Swedish Catholic prelate and theologian who served as the Bishop of Skara from 1278 until his death.

683–755 · Medieval · Benedictines

Saint Burchard of Würzburg (in German Burkard or Burkhard) was an Anglo-Saxon missionary who became the first Bishop of Würzburg (741–751). Burchard was an Anglo-Saxon Benedictine monk possibly of noble birth, and educated at Malmesbury Abbey.

965–1025 · Medieval

Burchard of Worms (c. 950/965 – 20 August 1025) was the bishop of the Imperial City of Worms, in the Holy Roman Empire. He was the author of a canon law collection of twenty books known as the Decretum, Decretum Burchardi, or Decretorum libri viginti. Burchard was born on c.

595–656 · Medieval

Burgundofara (died 643 or 655), also Saint Fara or Fare, was the founder and first abbess of the Abbey of Faremoutiers. Her family is known as the Faronids, named after her brother Faro. Her name may mean "she who moves the Burgundians".

1046 · Medieval

Saint Bystrík (Latin Beztertus Nitriensis, Bestredius, Bestridus, Bestricus, Bistridus, Bistritus; Hungarian Beszteréd, Besztrik, Besztríd; died 1046) was a martyr and the Bishop of the Diocese of Nitra. Bystrík was probably of Slavic or Hungarian origin.

1165–1184 · Medieval

Bénézet (also Benedict, Benezet, Benet, Benoît; c. 1163 – 1184) is a saint of the Catholic Church. Christian tradition states that he was a shepherd boy who had a vision during an eclipse in 1177, which led him to build a bridge over the Rhône River at Avignon.

670–725 · Medieval

Saint Bérégise of Andage (or Bergis), born around 670 in the locality of Spange near Emptinne in the province of Namur, Belgium, and died on October 2, around 725, at the Abbey of Saint-Hubert in the Belgian Ardennes province of Luxembourg, was a cleric trained at the Abbey of Sa…

530–590 · Medieval

Cadfan (Latin: Catamanus), was the 6th century founder-abbot of Tywyn (whose church is dedicated to him) and Bardsey, both in Gwynedd, Wales. He was said to have received the island of Bardsey from Einion Frenin, king of Llŷn, around 516 and to have served as its abbot until 542.…

470–542 · Medieval

Caesarius of Arles (Latin: Caesarius Arelatensis; 468/470 – 27 August 542 AD), sometimes called "of Chalon" (Cabillonensis or Cabellinensis) from his birthplace Chalon-sur-Saône, was the foremost ecclesiastic of his generation in Merovingian Gaul.

1065–1124 · Medieval · Benedictines

Pope Callixtus II or Callistus II (c. 1065 – 13 December 1124), born Guy of Burgundy, was the head of the Catholic Church and ruler of the Papal States from February 1119 to his death in 1124.

500–600 · Medieval

Saint Carthage the Elder (or Carthach) was an Irish bishop and abbot in the sixth century. His feast day is 5 March. The saint is mainly known as a disciple and successor of Ciaran of Saighir (the Elder) and the tutor and fosterer of his greater namesake, Saint Carthage of Lismo…