Martín Alfonso de León

Martín Alfonso de León (c. 1210 – c. 1274/c. 1275) was a Spanish nobleman.

Life

Martín Alfonso de León was an illegitimate son of Alfonso IX of León by Teresa Gil de Soverosa.

He married three times: firstly to Sancha ...z de Ortanega, without issue, secondly to María González Girón, daughter of Rodrigo Ruíz Girón, Rico Hombre of Castile, and second wife, as her second husband, Marquesa ...z de Villalobos, and thirdly to Maria Mendes de Sousa, only daughter of Mem Gonçalves de Sousa and wife Teresa Afonso de Meneses, without issue. By his second wife he had an only son, Gil Alfonso de León.

Sources

• Sousa, Dom António Caetano de (1674-17??), História Genealógica in Casa Real Portuguesa. Atlântida-Livraria Editora, Lda, 2ª Edição, Coimbra, 1946. Tomo XII - p. 146 Tomo XII - PI
• Pizarro, José Augusto de Sotto-Mayor (19??-), Linhagens Medievais Portuguesas - 3 volumes. Universidade Moderna, 1ª Edição, Porto, 1999. Vol. 1 - p. 214
• Cunha, Fernando de Castro Pereira Mouzinho de Albuquerque e (1906–1998), Instrumentário Genealógico - Linhagens Milenárias. MCMXCV, pp. 313 and 391
• Genealogy
• Genealogy

Persondata
Name	Alfonso De Leon, Martin
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Date of birth	1210
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