Erard I, Count of Brienne

Erard I, Count of Brienne (1060–1114) was Count of Brienne at the end of the 11th century. He was the son of Walter I of Brienne, count of Brienne, and his wife Eustachie of Tonnerre(Eustachie de Tonnerre).[1] When Erard inherited the county of Brienne, he was invested by Theobald III, Count of Blois.[2]

Erard co-founded an abbey at Boulancourt, and later founded a monastery at Beaulieu.[3] In 1114, Erard followed his liege lord, Hugh, Count of Champagne, to the Holy Land.[4][5]

Marriage and issue

In 1110 he married Alix of Roucy-Ramerupt,[1] daughter of André de Montdidier-Roucy, seigneur de Ramerupt and son of Hilduin IV, Count of Montdidier. They had:

  • Walter II of Brienne, count of Brienne and lord of Ramerupt.[1] Father of Erard II.
  • Guy of Brienne[1]
  • Félicité of Brienne(Félicité de Brienne), who married Simon I of Broyes(Simon Ier de Broyes ), then in 1142 Geoffroy III, sire de Joinville(Geoffroy III de Joinville ).[1]

References
  1. Perry 2018, Table 1: The early Briennes, c.950-1191.
  2. Perry 2018, p. 21.
  3. Perry 2018, p. 25.
  4. Perry 2013, p. 24.
  5. Perry 2018, p. 22.

Sources
  • Perry, Guy (2013). John of Brienne: King of Jerusalem, Emperor of Constantinople, c.1175–1237. Cambridge University Press.24
  • Perry, Guy (2018). The Briennes: The Rise and Fall of a Champenois Dynasty in the Age of the Crusades, c. 950-1356. Cambridge University Press.


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