Alfonso de la Cerda [SEP] father
Alfonso de la Cerda
Alfonso de la Cerda, (Valladolid 1270 - Ávila 1333), called ""the disinherited,"" was the elder son of Ferdinand de la Cerda and his wife Blanche of France, and was a grandson of Alfonso X of Castile. Alfonso and his brother Fernando were candidates for the Castilian-Leonese crown during the reigns of Sancho IV of Castile, Ferdinand IV of Castile and Alfonso XI of Castile. In 1331, Alfonso renounced his rights and swore allegiance to Alfonso XI of Castile.
before his father, Alfonso X. The Alfonso X always stated his successor was his grandson Alfonso de la Cerda, instead of his second son, "Infante" Sancho. This motivated Sancho to revolt against his father. After a long civil war Sancho was finally crowned. Following an unsuccessful invasion by Aragon and Portugal, a peace settlement removed the "Infante" de la Cerdas from contention for the Castilian throne.
The lineage of La Cerda continued throughout the Middle Ages and was constituted as a noble house of the first rank