Person:Marie De Brienne-dit (1)
Marie de Brienne, dite "Beaumont"
b.Abt 1245
d.1328
Parents and Siblings
(edit)
m. 12 Feb 1253
  1. Jean de Brienne
  2. Jeanne de Brienne
  3. Isabel de Beaumont - Bef 1334
  4. Charles de Brienne
  5. Marguerite de Brienne - 1328
  6. Louis de Beaumont - 1333
  7. Marie de Brienne, dite "Beaumont"Abt 1245 - 1328
  8. Henry de Beaumont, 4th Earl of BuchanAbt 1288 - 1339/40
Spouse and Children
(edit)
  1. Marguerite d'Avaugour1265 -
  2. Guillaume d'AvaugourAbt 1270 -
  3. Jeanne d'Avaugour1270 -
  4. Henri _____, Baron de Mayenne IVAbt 1280 - 1331
Add another spouse & children
Facts and Events
Name Marie de Brienne, dite "Beaumont"
Gender Female
Birth? Abt 1245
Alt Birth? Abt 1265
Marriage to Henri _____, Baron de Mayenne III
Death? 1328
Alt Death? Abt 1339
Questionable information identified by WeRelate automation
To check:Born before parents' marriage
References
  1.   Marie de Brienne, in Lundy, Darryl. The Peerage: A genealogical survey of the peerage of Britain as well as the royal families of Europe.
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