Martín Alfonso of Leon_
Kingdom of Leon
Born
Kingdom of Leon
Updated Feb 20, 2026
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Biography
Martín Alfonso de León was an illegitimate son of Alfonso IX of León by Teresa Gil de Soverosa, a Portuguese noblewoman, daughter of Gil Vasques de Soverosa and María Aires de Fornelos, also mistress of King Sancho I of Portugal with whom she had a son and daughter.
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Frequently Asked Questions
Where was Martín Alfonso of Leon born?
Martín Alfonso of Leon was born in Kingdom of Leon.
Where can I find more information about Martín Alfonso of Leon?
You can find more about Martín Alfonso of Leon on Wikidata. Their full profile and filmography is available on this page.
