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Male William De Fortibus De Vivonia Click to view William De Fortibus De Vivonia in the family tree

William De Fortibus was born about 1219 in Abermarle,Scotland ?.  William De Fortibus' father was Hugh De Vivonia and his mother was Mabel Malet.  His paternal grandparents were William Fortibus and Aveline de Montfichet; his maternal grandparents were William II Malet and Alice (Aliva) Basset. He had a sister named Joan.  He was the younger of the two children.  He died about May 22nd, 1259.


William De Fortibus' family with Maud De Ferrers

‌William De Fortibus and Maud were married in a religious ceremony about July 30th, 1248.  They had two daughters named Joan and Cecilia.

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