John I ( br, Yann, french: Jean; c. 1217/12188 October 1286), known as John the Red due to the colour of his beard, was

Duke of Brittany This is a list of rulers of the Duchy of Brittany. In different epochs the sovereigns of Brittany were kings, princes, and dukes. The Breton ruler was sometimes elected, sometimes attained the position by conquest or intrigue, or by hereditary r ...

from 1221 to his death and 2nd

Earl of Richmond The now-extinct title of Earl of Richmond was created many times in the Peerage of England. The earldom of Richmond was initially held by various Breton nobles; sometimes the holder was the Breton duke himself, including one member of the cad ...

in 1268. John was the eldest of three children born to Duchess Alix and her husband and ''

jure uxoris ''Jure uxoris'' (a Latin phrase meaning "by right of (his) wife"), citing . describes a title of nobility used by a man because his wife holds the office or title ''suo jure'' ("in her own right"). Similarly, the husband of an heiress could becom ...

'' co-ruler, Duke Peter I. He became duke upon his mother's death in 1221. His father, who had reigned as duke due to his marriage to Alix, ruled as regent until John reached adulthood. In 1268, Henry III granted the earldom of Richmond to John, and the title continued in his family, through frequent temporary forfeitures and reversions, until 1342. He experienced a number of conflicts with the

Bishop of Nantes The Roman Catholic Diocese of Nantes ( la, Dioecesis Nannetensis; french: Diocèse de Nantes; br, Eskopti Naoned) is a diocese of the Latin Rite of the Roman Catholic Church in Nantes, France. The diocese consists of the department of Loire- ...

and the Breton clergy. In 1240, he issued an edict expelling Jews from the duchy and cancelling all debts to them. He joined

Louis IX of France Louis IX (25 April 1214 – 25 August 1270), commonly known as Saint Louis or Louis the Saint, was King of France from 1226 to 1270, and the most illustrious of the Direct Capetians. He was crowned in Reims at the age of 12, following the ...

in the

Eighth Crusade The Eighth Crusade was the second Crusade launched by Louis IX of France, this one against the Hafsid dynasty in Tunisia in 1270. It is also known as the Crusade of Louis IX against Tunis or the Second Crusade of Louis. The Crusade did not see ...

in 1270, and survived the plague that killed the king. The duchy of Brittany experienced a century of peace, beginning with John I and ending with Duke John III's reign in 1341.

Marriage and issue

In 1236 John married Infanta Blanche, daughter of King

Theobald I of Navarre Theobald I (french: Thibaut, es, Teobaldo; 30 May 1201 – 8 July 1253), also called the Troubadour and the Posthumous, was Count of Champagne (as Theobald IV) from birth and King of Navarre from 1234. He initiated the Barons' Crusade, was famous ...

. They had the following surviving issue: *

John II, Duke of Brittany John II ( br, Yann, french: Jean; 123918 November 1305) reigned as Duke of Brittany from 1286 until his death, and was also Earl of Richmond in the Peerage of England. He took part in two crusades prior to his accession to the ducal throne. As a d ...

(1239–1305), married

Beatrice of England Beatrice of England (25 June 1242 – 24 March 1275) was a member of the House of Plantagenet, the daughter of Henry III of England and Eleanor of Provence. Childhood Born 25 June 1242, Beatrice was the second-eldest daughter of King Henry I ...

and had issue. *Peter (1241–1268), Lord of

Dinan Dinan (; ) is a walled Breton town and a commune in the Côtes-d'Armor department in northwestern France. On 1 January 2018, the former commune of Léhon was merged into Dinan. Geography Its geographical setting is exceptional. Instead of n ...

, Hade,

Léon Leon, Léon (French) or León (Spanish) may refer to: Places Europe * León, Spain, capital city of the Province of León * Province of León, Spain * Kingdom of León, an independent state in the Iberian Peninsula from 910 to 1230 and again fro ...

Hennebont Hennebont (; ) is a commune in the Morbihan department in the region of Brittany in north-western France. Geography Hennebont is situated about ten miles from the mouth of the River Blavet, which divides it into two parts: the ''Ville Close'', ...

and

La Roche-Derrien La Roche-Derrien (; br, Ar Roc'h-Derrien) is a former Communes of France, commune in the Côtes-d'Armor Departments of France, department of Brittany (administrative region), Brittany in northwestern France. On 1 January 2019, it was merged into ...

. *

Alix ''Alix'', or ''The Adventures of Alix'', is a Franco-Belgian comics series drawn in the ligne claire style by Jacques Martin. The stories revolve around a young Gallo-Roman man named Alix in the late Roman Republic. Although the series is re ...

(1243–1288), Dame de Pontarcy; married John of Châtillon, Count of Blois. *Theobald (1245–1246), interred in the church abbey of

Saint-Gildas-de-Rhuys Saint-Gildas-de-Rhuys () is a Communes of France, commune in the Morbihan Departments of France, department of Brittany (administrative region), Brittany in north-western France. Inhabitants of Saint-Gildas-de-Rhuys are called in French ''Gildasie ...

. *Theobald (1247died young), interred in the church abbey of Saint-Gildas-de-Rhuys. *Eleanor (1248died young), interred in the church abbey of Saint-Gildas-de-Rhuys. *Nicolas (1249–1251), interred in the church abbey of Saint-Gildas-de-Rhuys. *Robert (1251–1259), interred in the church abbey of Saint-Gildas-de-Rhuys.

References

Sources

* * * * * *

Marriage and issue

References

Sources

See also