Nielsen Hayden genealogy
Family: Raoul I de Coucy / Agnès de Hainault (F3879)
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Male
Raoul I de Coucy
Birth 1134 Death Nov 1191 Acre, Palestine 
Burial Marriage Other Spouse Alix de Dreux | F14367 Marriage Father Enguerrand II de Coucy | F3894 Group Sheet Mother Agnes de Beaugency | F3894 Group Sheet
Female
Agnès de Hainault
Birth Death Bef 1174 Burial Father Baldwin IV of Hainaut | F777 Group Sheet Mother Alix de Namur | F777 Group Sheet
Female
Yolande de Coucy
Birth 1164 Death 18 Mar 1222 Burial Abbey of St. Yved, Braine, France Spouse Robert II of Dreux and Braine | F3824 Marriage 1184