Eleanor PLANTAGENET, Princess of England
- Born: 13 Oct 1162, Domfront, Normandy, France
- Married: 22 Sep 1177, Burgos Cathederal, Burgos, Spain
- Died: 31 Oct 1214, Burgos, Castile, Spain
- Buried: Monasterio de Las Huelgas, Burgos, Spain
Ralph de Diceto´s Abbreviationes Chronicorum record in 1162 that “Alienor regina” gave birth to “filiam...Alienor”. Her birth is recorded by Matthew Paris “apud Rothomagum”.
Her first betrothal was arranged as part of the treaty of alliance between Emperor Friedrich I "Barbarossa" and her father in 1165, but was broken off in  when the emperor formed an alliance with the king of France. Her betrothal to "Aldefonso regi Castellæ" is recorded by Matthew Paris in 1168. Ralph de Diceto´s Abbreviationes Chronicorum record in 1169 that “Alienor filia regis” married “Adelfunso regi Castellæ”. Robert of Torigny records the marriage in 1170 of "Alienor filia Henrici regis Anglorum" and "Amfurso imperatore", commenting that he was not yet fifteen years old. Alfonso VIII King of Castile "cum uxore mea Alionor regina et cum filiabus meis Berengaria et Sancia Infantissis" exchanged property with the Templars by charter dated 26 Jan 1183. The Crónica Latina records that “el rey de Castilla” married “la hija del…rey Enrique, doña Leonor” and that his father-in-law had promised him Gascony.
The Annales Compostellani record the death “II Kal Nov” in 1214 of “Regina Alienor uxor Aldefonsi Regis Castellæ”. The Anales Toledanos record the death “viernes el postrimo dia de Octubre” in 1214 of “la Reyna Doña Lionor, muggier del Rey D. Alfonso”. 1
Eleanor married Infante don Alfonso VIII "el Noble" DE CASTILLA, son of Sancho III "el Deseado" ALFONSEZ, King of Castile, and Blanca (Sancha) GARCIA, Princess of Navarre, on 22 Sep 1177 in Burgos Cathederal, Burgos, Spain. (Alfonso VIII SANCHEZ was born on 11 Nov 1155 in Soria, Castile and died on 6 Oct 1214 in Gutiérre Múñoz near Arévalo, Castile, Spain.)