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Male Comte William de Montferrat VI Click to view Comte William de Montferrat VI in the family tree

William was born about 1172 in Montferrat, Italy.  William's father was King Boniface de Montferrat I of Thessalonica and his mother was Elena de Bosco.  His paternal grandparents were Margrave Guillaume VI or IV of Montferrat and Princess Jhutte of Austria; his maternal grandfather was Marchese Guglielmo del Bosco.  He was an only child.  He died on September 17th, 1225.


William's family with Berta de Clavesana

‌William and Berta were married in a religious ceremony on August 9th, 1202.  They had a son named Bonifacio.

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