Beatriz was the daughter of Alfonso Enríquez de Castilla and Juana de Mendoza y Ayala. The date and place of her birth have not been found.
Her husband was Pedro Fernández Portocarrero, who she married in 1423. The place has not been found. They had no known children.
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Alfonso Enríquez de Castilla |
Fadrique Alfonso de Castilla |
Alfonso XI de Castilla y León |
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Leonor de Guzmán y Ponce de León |
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Juana de Mendoza y Ayala |
Pedro I González de Mendoza |
Gonzalo Yáñez de Mendoza |
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Juana de Orozco |
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Aldonza Fernández de Ayala y Ceballos |
Fernán IX Perez de Ayála |
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Elvira Álvarez de Ceballos |