Aldonza Alfonso de León (c. 1215–1266) was an illegitimate daughter of King

Alfonso IX of León Alfonso IX (15 August 117123 or 24 September 1230) was King of León from the death of his father Ferdinand II in 1188 until his own death. He took steps towards modernizing and democratizing his dominion and founded the University of Salaman ...

and his mistress

Aldonza Martínez de Silva Aldonza Martínez de Silva (Portuguese language, Portuguese: Aldonça Martins da Silva; died after 1236) a Portuguese noblewoman, daughter of Martim Gomes da Silva and his wife Urraca Rodríguez, was one of the mistresses of King Alfonso IX of Le ...

. She married Pedro Ponce de Cabrera and had several children. She is buried at the Monastery of Santa María de Nogales

References

1210s births 1266 deaths Illegitimate children of Spanish monarchs Daughters of kings Noblewomen from Spain {{Spain-noble-stub