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Male Margrave Guillaume VI or IV of Montferrat Click to view Margrave Guillaume VI or IV of Montferrat in the family tree

Guillaume was born in France.  Guillaume's father was Marquis Rainier of Montferrat and his mother was Countess Gisele of Burgundy.  His paternal grandfather was Marchese Guillaume de Montferrat II and his paternal grandmother is Otta d'Aglie; his maternal grandparents were Count William ("le Grand") I of Burgundy and Etienette de Longwy. He had a half-brother and two half-sisters, named Amadeus, Adelaide and Agnes.


Guillaume's family with Princess Jhutte of Austria

They had a son and two daughters, named Boniface, Beatrix and Alice.

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