Herve IV of Léon was the eldest son of Harvey III of Léon and his wife, Margaret of Châteauneuf.

Life

Guardianship

After his father’s death in 1240, Herve, who was still a minor, became Lord of Léon. His fief was the castle of

La Roche-Maurice La Roche-Maurice (; ) is a commune in the Finistère department of Brittany in northwestern France. Population Inhabitants of La Roche-Maurice are called in French ''Rochois''. International relations La Roche Maurice's twin town is Bishopsteig ...

. As Harvey IV was still a minor when his father died, the Lordship of Léon was ruled directly by the Duke of Brittany, John I the Red.

French Lands

Herve seems to have lived in France, where he married Maud of Poissy, daughter and heiress of William of Poissy and his wife Isabella of Marly, and used the title Lord of Châteauneuf, which he had inherited from his mother Margaret of Châteauneuf, until 1260. At this date, Harvey acknowledged John I's authority and paid him homage. In September 1281, he gave all his properties in Châteauneuf and

Senonches Senonches () is a commune in Eure-et-Loir, Centre-Val de Loire, France. Geography Senonches is located northwest of the department of Eure-et-Loir and the northeastern boundary of the Regional Natural Park of the Perche, at a crossroads betwe ...

to King

Philip III the Bold Philip III (1 May 1245 – 5 October 1285), called the Bold (french: le Hardi), was King of France from 1270 until his death in 1285. His father, Louis IX, died in Tunis during the Eighth Crusade. Philip, who was accompanying him, returned t ...

. This part of Herve’s inheritance then passed to Louis of Valois, Count of Chartres and Alençon (younger son of Charles I, Count of Valois, Alençon and Perche; brother of Philip IV the Fair), who was granted Châteauneuf-en-Thymerais. Louis died without issue in 1328/29 and King Philip VI gave a part of Louis’ inheritance to his younger son Charles II of Valois, Count of Alençon and Perche, granting him Châteauneuf-en-Thimerais and

, as well as

Champrond Champrond is a commune in the Sarthe department in the region of Pays de la Loire in north-western France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas ...

, among other lands, in a charter dated May 1335.

Marriage and Issue

Herve IV and his wife Maud of Poissy had three children: * Harvey V, who succeeded his father; * William of Léon; * Amicia of Léon, who married William of La Roche-Moysan.

Death

Herve died c. 1290 and was buried in the Abbaye Notre-Dame de Fontaine-Guérard in Normandy. Patrick Kernévez and Frédéric Morvan, ''Généalogie des Hervé de Léon (vers 1180-1363)''. Bulletin de la Société archéologique du Finistère, 2002, p 279-312
/ref>

References

Sources

*Chaillou, Léa. ''The House of Léon: Genealogy and Origins''. Foundations: The Journal of the Foundation for Medieval Genealogy, volume 11, 2019, pp. 19–48 * Patrick Kernévez and Frédéric Morvan, ''Généalogie des Hervé de Léon (vers 1180-1363)''. Bulletin de la Société archéologique du Finistère, 2002, p 279–312. {{DEFAULTSORT:Harvey 04, Lord of Leon Lordship of Léon 1290s deaths Year of birth unknown 13th-century Breton people