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Female Sibyl Marshall Click to view Sibyl Marshall in the family tree

Sibyl was born in 1209 in Pembroke, Pembrokeshire, Wales.  Sibyl's father was 1st Earl of Pembroke William Marshall 1st Earl of Pembroke and her mother was Isabel Fitzgilbert De Clare.  Her paternal grandparents were John "The Marshall" FitzGilbert Marshall and Sibilla De Salisbury; her maternal grandparents were Earl Of Pembroke Richard "Strongbow" Fitzgilbert De Clare Earl Of Pembroke and Eva (Aoife) McMurrough. She had five brothers and four sisters, named William, Richard, Walter , 5th Earl of Pembroke, Anselme, Gilbert, Maud (Matilda), Eve, Isabel and Joan.  She died at the age of 36 on April 27th, 1245.


Sibyl's family with Earl of Derby William V De Ferrers Earl of Derby

‌Sibyl and William V were married in a religious ceremony before May 14th, 1219 in Pembroke, Pembrokeshire, Wales.  They had six daughters named Eleanor, Isabel, Joan, Maud, Sibyl and Agnes.

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