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Female Cecilia Plantagenet Abess of Caen Click to view Cecilia Plantagenet Abess of Caen in the family tree Click to view Cecilia Plantagenet Abess of Caen in the family tree

Cecilia was born in 1056.  Cecilia's father was King William I “the Conqueror” Plantagenet, of England and her mother was Matilda of Flanders.  Her paternal grandparents were Robert I of Normandy, 6th Duc de Normandie and Arlette (Herleve) Falaise; her maternal grandparents were Baldwin V ("the Pious") of Flanders and Princess Adele of France. She had four brothers and four sisters, named Robert, Richard, Rufus, Henry, Adeliza, Adela, Agatha and Constance.  She was the fourth oldest of the nine children.  She died at the age of 70 in 1126.