Eleanor of Castile (after 1363-27 February 1416) was an infanta of Castile and the Queen consort of Navarre.

Castilian and Leonese royalty
House of Trastámara

Henry II and I of Leon Children include    John I    Eleanor, Queen of Navarre John I Children include    Henry III of Castile and II of Leon)    Ferdinand I of Aragon, Valencia and Sicily Henry III and II of Leon Children include    John II    Maria, Queen of Aragon, Valencia, Sicily and Naples John II Children include    Henry IV of Castile and III of Leon    Isabella I    Alfonso, Prince of Asturias Henry IV and III of Leon Children    Joan, Queen of Portugal Isabella I with Ferdinand V Children    Isabella, Queen of Portugal    Juan, Prince of Asturias    Joanna I    Maria, Queen of Portugal    Catherine, Queen of England Joanna

She was the daughter of King Henry II of Castile and his wife, Juana Manuel of Castile, from a cadet branch of the Castilian royal house.

She married King Charles III of Navarre. Of eight children, only two survived their father: Blanche I of Navarre, wife of Juan II of Aragon, and Isabella de Navarre, wife of Jean IV d'Armagnac. Another daughter, Beatrice of Navarre, wife of James II, Count of La Marche, who predeceased her father, left progeny which survived him.