_Ferdinand II K of Leon_________________
_Alfonso IX K of Leon___________________________________|_Urraca of Portugal_____________________
_Ferdinand III K of Castile & Leon_|
| | _Alfonso VIII K of Castile______________
| |_Berengaria Queen of Castile____________________________|_Eleanor of England_____________________
_Alfonso X* K of Castile & Leon_|
| | _Alberic II C of Dammartin______________
| | _Simon II of Dammartin C of Aumale, Ponthieu & Montreul_|_Maud of Clermont_______________________
| |_Joanna de Dammartin_______________|
| | _William III C of Ponthieu______________
| |_Marie Countess of Ponthieu_____________________________|_Alix of France_________________________
_Sancho IV* K of Castile & Leon_|
| | _Alfonso II K of Aragon & C of Provence_
| | _Pedro II* K of Aragon__________________________________|_Sanchia of Castile & Leon______________
| | _James I* K of Aragon______________|
| | | | _William VIII* Seigneur de Montpelier___
| | | |_Marie* of Montpelier___________________________________|_Eudoxia* ______________________________
| |_Yolante* of Aragon_____________|
| | _Sancho III K of Castile________________
| | _Alfonso VIII K of Castile______________________________|_Blanche of Navarre_____________________
| |_Eleanor* Alfonso of Castile_______|
| | _Henry II K of England__________________
| |_Eleanor of England_____________________________________|_Eleanor of Aquitaine___________________
|
|--Ferdinand IV* K of Castile & Leon
|
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| | | ________________________________________
| | |________________________________________________________|________________________________________
|_Mary* de Molina________________|
| ________________________________________
| ________________________________________________________|________________________________________
| ___________________________________|
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| | |________________________________________________________|________________________________________
|________________________________|
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1296.