Guillaume was the son of Pierre II de Grandson and Blanche de Savoie-Vaud. The date and place of his birth have not been found.
He died in BET 1386 AND 1389. The place is not known.
His wife was Jeanne de Vienne, who he married in BEF 1369. The place has not been found. Their only known child was Guillaume (?-1381).
Guillaume de Grandson |
Pierre II de Grandson |
Jacques de Grandson |
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Richard de Neuchâtel |
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Marguerite de Montfaucon |
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Blanche de Savoie-Vaud |
Louis I de Savoie-Vaud |
Tomaso II di Savoia |
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Béatrix di Fieschi |
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Jeanne de Montfort |
Philippe II de Montfort-Castres |
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Jeanne de Lévis-Mirepoix |
Event | Date | Details | Source | Multimedia | Notes |
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Death | BET 1386 AND 1389 |
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Attribute | Date | Description | Details | Source | Multimedia | Notes |
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Nobility Title | sire de Sainte-Croix, de Cudrefin, de Grandcour et d'Aubonne | |||||
Nobility Title | chevalier de l'Annonciade |