Jeanne de Château-du-Loire

  Noted events in her life were:

• Background Information. ¹⁶⁰
Jean de Brienne, son of Berengaria of Leon and Jean de Brienne, King of Jerusalem, died in 1296. He was the Grand Butler of France in 1258. He married twice, first to Mary Widow of Alexander II, King of Scotland, and daughter of Enguerrand de Coucy, who died without heir. His second wife, whom he married in 1251, was Jeanne, daughter of Geoffrey V, vicomte of Chateaudun by his wife Clemence, daughter of William des Roches, who died 1222 & was the Seneschal of Anjou, Maine & Touraines by his wife Marguerite of Sable. Their daughter, Blanche de Brienne, Lady of Loupeland, married William de Finnes.

~Weis' Ancestral Roots of Certain American Colonists Who Came to America before 1700, 8th Edition, 120:29-31

• Web Reference: Charles Cawley's Medieval Lands, Jeanne de Château-du-Loire.
Jean de Briennde married Jeanne de Châteaudun, widow of Jean comte de Montfort, daughter of Geooffroy (VI) Vicomte de Châteaudun & his second wife Clémence des Roches. Joinville records that "l´empereris s´en alla en France" (dated to 1249 from the context) and took with him "monsignour Jehan d´Acre son frère" whom he married to "la contesce de Montfort" [Natalis de Wailly (ed.) (1868) Histoire de Saint-Louis par Jean Sire de Joinville (Paris), XXX, p. 50]. "Jeanne comtesse de Montfort" granted a confirmation charter dated 1251[Inventaire-sommaire des Archives départementales antérieures à 1790, Sarthe 4(1) (1883), p. 168].

Jeanne married Jean de Brienne, son of Jean de Brienne Emporer of Constantinople and Bérengère de León, in 1251.¹⁶⁰ (Jean de Brienne was born about 1225 and died in 1296.)