Person:John I of Brienne, Count of Eu (1)

John I of Brienne, Count of Eu
b.Abt 1250
m. 1250
  1. John I of Brienne, Count of EuAbt 1250 - 1294
m. Abt 1270
  1. John II of Brienne, Count of Eu - 1402
  2. Mathilde BrienneAbt 1273 - Aft 1348
Facts and Events
Name John I of Brienne, Count of Eu
Alt Name Conde Jean Brienne, I
Gender Male
Birth? Abt 1250
Marriage Abt 1270 to Beatrice Chatillon
Death[1] 12 Jun 1294 Clermont-En-Beauvaisis, France
Reference Number? Q94862?


the text in this section is copied from an article in Wikipedia

John I of Brienne (died 12 June 1294) was the son of Alphonso of Brienne and Marie de Lusigan. His mother was the heiress of Eu, Seine-Maritime, and he succeeded his father as Count of Eu in 1270.

He married Beatrice, the daughter of Guy III, Count of Saint-Pol. They had:

  1. John II of Brienne, Count of Eu
  2. Isabelle (d. 1302 or 1307), married John II of Dampierre, Viscount of Troyes (d. c.1307)
  3. Jeanne (d. aft. 12 March 1325), married first Raymond VI, Viscount of Turenne (d. 1304), married second before 4 August 1314 Renauld, Lord of Picquigny, vidame of Amiens (d. 1315)
  4. Marguerite (d. 1310), married Guy, Viscount of Thouars (d. 1308). Guy was the son of Aimery IX and Margaret of Lusignan, who was the daughter of Hugh X of Lusignan and Isabella of Angoulême.
  5. Mahaut (d. aft. 1328), married Alfonso de la Cerda

John died at Clermont-en-Beauvaisis in 1294.

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References
  1. John I of Brienne, Count of Eu, in Wikipedia: The Free Encyclopedia.