Isabel was the daughter of Lopo Fernandes Pacheco and María Rodriguez de Villalobos. The date and place of her birth have not been found.
Her husband was Alonso Pérez de Guzmán. They were married, but the date and place have not been found. They had no known children.
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Lopo Fernandes Pacheco |
João Fernandes Pacheco |
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Estevaínha Lopes de Paiva |
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María Rodriguez de Villalobos |
Rodrigo Gil de Villalobos |
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Sancho IV Alfonsez de Castilla |
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