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Female Blanche De Courtenay Click to view Blanche De Courtenay in the family tree

Blanche De was born after 1218.  Blanche De's father was Robert I De+ Courtenay and her mother is Constance De Toucy.  Her paternal grandparents were Pierre I De Courtenay+ Capet and Isabelle De+ Courtenay. She had two half-brothers and a half-sister, named Pierre De+, Guillaume De and Isabelle De.  She died about 1240.


Blanche De's family with Louis I De Sancerre

They had a son named Jean I De.


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