Blanche de Brienne
- Born: 1245/1252, France
- Marriage: Sir William de Fiennes 2nd Baron de Fiennes 766
- Died: 1302 at age 57
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: Blanche de Brienne, Baroness Tingry from Wikipedia.
Blanche was born in about the year 1252 in France. She was the only child and heiress of Jean de Brienne, Grand Butler of France, and his first wife, Jeanne, Dame de Chateaudun, widow of Jean I de Montfort. Her paternal grandparents were John of Brienne, King of Jerusalem, Emperor of Constantinople, and Berenguela of Leon, and her maternal grandparents were Geoffrey VI, Viscount de Chateaudun and Clémence des Roches. Blanche had a uterine half-sister Beatrice de Montfort, Countess of Montfort-l'Amaury from her mother's first marriage to Jean I de Montfort (died 1249 in Cyprus).
Blanche was co-heiress to her mother, by which she inherited Loupeland in Maine. In the year 1269, Blanche married William II de Fiennes, Baron of Tingry and Fiennes, son of Enguerrand II de Fiennes and Isabelle de Conde. They had a son, Jean, and two daughters Joan and Margaret.
[Source: Richardson, Plantagenet Ancestry, p. 155 599 ]
Blanche married Sir William de Fiennes 2nd Baron de Fiennes, son of Enguerrand de Finnes Seigneur de Fiennes and Isobella de Conde.776 (Sir William de Fiennes 2nd Baron de Fiennes was born in 1245 in Wendover, Buckinghamshire, England and died on 11 Jul 1302 in Battle of Courtrain, West Flanders 160.)