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Male William (Strongbow) "The , 1st Earl of Pembro/Marshall Click to view William (Strongbow) "The , 1st Earl of Pembro/Marshall in the family tree

William (Strongbow) was born in Pembroke, Pemborkeshire, Wales and his baptism took place on May 12th, 1146.  William (Strongbow)'s father was John (The Marshal) FitzGilbert and his mother was Sibilla (Sibyl) de Salisbury.  His paternal grandparents were Gilbert FitzRichard de Clare , 2nd Earl and Adelaid\Adeliza de Clermont; his maternal grandparents were Walter FitzEdward , of Salisbury and Sibyl de (Chaoruces) Chaworth. He had a sister named Margaret Fitzgilbert.  He died on May 14th, 1219 in Caversham Manor, England.  He was buried in May 1219 in Round Church of The Templars, London, England.


William (Strongbow)'s family with Isabel Fitzgilbert de Clare , Countess of Pembrok

‌William (Strongbow) and Isabel Fitzgilbert were married in a religious ceremony in August 1189 in London, Middlesex, England.  They had five sons and six daughters, named William, Gilbert, Richard, Anselm, Walter, Margaret, Maud (Matilda), Eve, Joane, Sibyl and Isabel.

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