Martín Alfonso de León was a Spanish

Spain

Spain , officially the Kingdom of Spain languages]] under the European Charter for Regional or Minority Languages. In each of these, Spain's official name is as follows:;;;;;;), is a country and member state of the European Union located in southwestern Europe on the Iberian Peninsula...

 nobleman.

Life

Martín Alfonso de León was an illegitimate son of Alfonso IX of León

Alfonso IX of Leon

Alfonso IX was king of León and Galicia from the death of his father Ferdinand II in 1188 until his own death...

 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

Kingdom of Castile

Kingdom of Castile was one of the medieval kingdoms of the Iberian Peninsula. It emerged as a political autonomous entity in the 9th century. It was called County of Castile and was held in vassalage from the Kingdom of León. Its name comes from the host of castles constructed in the region...

, 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