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Male Gaston I De Foix Click to view Gaston I De Foix in the family tree

Gaston I De was born in 1289.  Gaston I De's father was Roger Bernard III De Foix and his mother was Marguerite De Bearn.  His paternal grandfather is Roger IV De Foix and his paternal grandmother was Brunissende De Cardona; his maternal grandfather was Gaston VII De Bearn and his maternal grandmother is Mathe De Bigorre. He had three sisters named Marguerite De, Brunissende De and Constance De.  He was the youngest of the four children.  He died at the age of 26 on December 13th, 1315 in Pontoise.


Gaston I De's family with Jeanne D' Artois

‌Gaston I De and Jeanne D' were married in a religious ceremony on October 15th, 1301.  They had a son and two daughters, named Roger Bernard IV (I) De, Jeanne De and Blanche De.


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