Isabel was the daughter of Pedro I Sanchez de Aragón and Agnès Maude de Poitiers. The date and place of her birth have not been found.
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Pedro I Sanchez de Aragón |
Sancho Ramirez de Aragón |
Ramiro I de Aragón |
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Ermisende de Bigorre |
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Isabelle d'Urgel |
Armengol III de Urgel |
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Adélaïde de Besalú |
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Agnès Maude de Poitiers |
Guillaume |
Guillaume de Poitiers |
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Hildegarde de Bourgogne |
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Mahaut-Philippe |
Guillaume IV |
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Emma de Mortain |
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