Jean de Brienne (1302-1355)

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Jean Brienne de Beaumont, Viscount of Beaumont, Baron of Sainte-Suzanne, Lord of Château-Gontier, Lord of Pouancé, Lord of La Guerche, was born 1302 to Robert de Brienne (1275-1327) and Marie de Craon (1290-1322) and died 1355 of unspecified causes. He married Isabeau d'Harcourt . He married Marguerite de Poitiers-Valentinois (c1312-1380) 31 December 1330 ^JL .

Children

Offspring of Jean de Beaumont and Isabeau d'Harcourt
Name	Birth	Death	Joined with
Marie de Brienne (-1372)

Offspring of Jean de Beaumont and Marguerite de Poitiers-Valentinois (c1312-1380)
Name	Birth	Death	Joined with
Louis II de Brienne (-1364)
Marguerite de Brienne (c1335-c1408)	1335	1408	Bouchard de Vendôme (c1323-1373)

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