Guillaume was the son of Robert de Beaumont-Brienne and Marie de Craon. The date and place of his birth have not been found.
He died after 11 MAR 1339. The place is not known.
Guillaume de Beaumont |
Robert de Beaumont-Brienne |
Jean de Beaumont-Brienne |
Louis de Brienne |
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Agnès de Beaumont-au-Maine |
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Jeanne de la Guerche |
Guillaume IV de la Guerche |
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Yolande de Montmorency-Laval |
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Marie de Craon |
Maurice VI de Craon |
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Mahaut de Mechelen |
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Event | Date | Details | Source | Multimedia | Notes |
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Death | AFT 11 MAR 1339 |
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