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Male Jacob I De Hornes Click to view Jacob I De Hornes in the family tree

Jacob I De was born about 1425.  Jacob I De's father was Wilhelm VIII De Hornes and his mother is Jeanne De Montigny.  His paternal grandparents were Wilhelm VII De Hornes and Johanna Von Heinsberg.  He was an only child.  He died on May 13th, 1488.


Jacob I De's family with Johanna Von Mors

‌Jacob I De and Johanna Von were married in a religious ceremony in 1448.  They had three sons and three daughters, named Frederic De, Jacob II De, Johann De, Walpurgis De, Johanna De and Marguerite De.


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