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Male Guillaume I. Courtenay, de Click to view Guillaume I. Courtenay, de in the family tree View timeline for this person's branch of the family tree

Guillaume I. was born in 1172.  Guillaume I.'s father was Pierre Courtenay, de and his mother was Elisabeth Courtenay, de.  His paternal grandparents were Louis VI. "the Fat" Capet and Adelaide Savoy, di; his maternal grandfather is Renaud Courtenay, de. He had three brothers and six sisters, named Pierre II., Robert I., Philippe, Alix, Eustachie, Constance, Courtenay, de, Clemence and Isabelle.  He died at the age of 77 in 1249.  He was buried in Abbaye de Quincey nr Langres.

Family Details of Guillaume I.'s family with Adeline Tanlay, de

Family Details of Guillaume I.'s family with Nicole