Guy I of Bar-sur-Seine (1105 - 1146) was the count of Bar-sur-Seine in the county of Champagne. He was the son of Milo II of Bar-sur-Seine and of Mathilde of Noyers.[1]

Biography

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Guy became count of Bar-sur-Seine on the death of his father Milo II of Bar-sur-Seine. At his death, with his son Milo III of Bar-sur-Seine being on crusade in the Holy Land, the county of Bar-sur-Seine was administered by his wife Pétronille. Following his death, his youngest daughter Ermesinde was born.[2]

Marriage and issue

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Guy married Pétronille de Chacenay,[1] daughter of Anséric II de Chacenay and Hombeline. They had:

  • Milo III of Bar-sur-Seine, succeeded his father[1]
  • William of Bar-sur-Seine, probably died young (before 1151)
  • Guy de Bar-sur-Seine, probably died young (before 1151)
  • Manassès de Bar-sur-Seine, succeeded his brother
  • Theobald de Bar-sur-Seine, lord of Champlost, married Marguerite de Chacenay,[1] daughter of Jacques I of Chacenay and Agnès of Brienne
  • Ermesinde of Bar-sur-Seine, married Anseau II of Traînel then Theobald I, Count of Bar[3]

References

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  1. ^ a b c d Perry 2018, Table 1: The early Briennes, c.950-1191.
  2. ^ Evergates 1999, p. 99-100.
  3. ^ Evergates 1999, p. 98.

Sources

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  • Evergates, Theodore (1999). "Aristocratic Women in the County of Champagne". In Evergates, Theodore (ed.). Aristocratic Women in Medieval France. University of Pennsylvania Press.
  • 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.