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Female Sibyl de Montgomery Click to view Sibyl de Montgomery in the family tree

Sibyl was born about 1066 in St Germain Mntgm, Normandy, France.  Sibyl's father was Earl Roger de Montgomery of Shrewsbury and her mother was Mabel de Talvas de Belleme.  Her paternal grandparents were Roger de Montgomery III and Josceline de Pontaudemer; her maternal grandparents were Guillaume d'Alencon II and Hildeberge de Beaumont. She had six brothers and a sister, named Robert Arbetot, Robert, Hugues, Robert, 'Le Poitevin' , Arnulph and Maud.


Sibyl's family with Robert FitzHammon

‌Sibyl and Robert were married in a religious ceremony about 1084 in Normandy, France.  They had a son and a daughter, named Hamio and Mabel.

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