Don Ferdinand de la Cerda (1253-1275) was the Crown Prince (infante) of Castile, eldest son of King Alfonso X of Castile and Violant of Aragon. His nickname, de la Cerda, means "of the bristle" in Spanish, a reference to his being born with hair sprouting from his chest. Don (usually preceded in English by the), derived from Latin Dominus, is a Spanish (pron. ... For broader historical context, see 1250s and 13th century. ... // April 22 - The first of the Statutes of Westminster are passed by the English parliament, establishing a series of laws in its 51 clauses, including equal treatment of rich and poor, free and fair elections, and definition of bailable and non-bailable offenses. ... In the Spanish and former Portuguese monarchies, Infante (masc. ... The starting point of Crown of Castile can be considered when the union of the Kingdoms of Castile and Leon in 1230 or the later fusion of their Cortes (their Parlaments). ... Alfonso X and his court. ... Violant or Violante of Aragon, also known as Yolanda of Aragon (b. ...

In November 1268 he married Princess Blanche of France, the daughter of King Louis IX of France. They had two sons: Louis IX (25 April 1215 – 25 August 1270), commonly Saint Louis, was King of France from 1226 to his death. ...

• Alfonso (1270-1324), who married Mahaut, daughter of John I of Brienne, Count of Eu. They had four sons and three daughters.
• Fernando (1275-1322), who married Juana Núñez de Lara, called "la Palomilla", Lady of Lara & Herrera, daughter of Juan Núñez de Lara “el Mayor” and Teresa Álvarez de Azagra. They had one son and three daughters. One daughter, Blanca Núñez de Lara, was the mother-in-law to King Henry II of Castile.

Ferdinand predeceased his father in 1275 at Ciudad Real. His sons did not inherit the throne of their grandfather, since their uncle, the second son, Sancho, enforced his claim, even by rebelling. John I of Brienne (d. ... Blanca Fernanda de la Cerda-Y-Lara (approx. ... Henry of Trastamara (January 13, 1334 Sevilla - May 29, 1379 Santo Domingo de la Calzada) (Enrique de Trastámara), was the illegitimate son of Alfonso XI of Castile and Leonora de Guzman, and half brother to Pedro I the Cruel (or the Lawful, depending on who wrote the history). ... Ciudad Real (Spanish for: Royal City) is a city in Castilla-La Mancha, Spain. ... Statue of Sancho IV of Castile and León Sancho IV the Brave (1257/58 – April 25, 1295) was a king of Castile and León (1284 - 1295). ...

References

• Foundation for Medieval Genealogy. Retrieved on 2007-06-21.