Guillaume was the son of Jean I d'Harcourt and Alix de Beaumont-Gâtinais. The date and place of his birth have not been found.
He died on 11 AUG 1327. The place is not known.
His wife was Blanche d'Avaugour, who he married in BEF MAR 1312. The place has not been found. They had no known children.
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Guillaume d'Harcourt |
Jean I d'Harcourt |
Richard d'Harcourt |
Robert II d'Harcourt |
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Jeanne |
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Mathilde Tesson |
Raoul Tesson |
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Mathilde de Patry |
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Alix de Beaumont-Gâtinais |
Jean de Beaumont-Gâtinais |
Adam de Beaumont-Gâtinais |
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Alix le Riche |
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Alix de Villemomble |
Robert de Mauvoisin |
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Cécile de Chevreuse |
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Death | 11 AUG 1327 |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | baron d'Elbeuf et de la La Saussaye | |||||
| Nobility Title | conseiller du roi, grand maître d'hôtel et grand-queux de France |