Urraca of Covarrubias
Urraca of Castile( died after January 1038) was co-regent of Castile during the minority of her nephew, García Sánchez of Castile, in 1017- 28.
John I of Castile
John I( 24 August 1358 – 9 October 1390) was king of the Crown of Castile from 1379 until 1390.
He was the son of Henry II and of his wife Juana Manuel of Castile.
He was the last monarch of Castile to receive a formal coronation.
Violant of Castile
Violant of Castile( 1265–1287/1308), infanta of Castile and Lady of Biscay on her marriage to Diego López V de Haro.
She was the daughter of Alfonso X of Castile, and Violant of Aragon.
Jimena Muñoz
Jimena Muñoz or Muñiz (d. 1128) was a noblewoman from the El Bierzo region of the medieval Kingdom of León, the mistress of king Alfonso VI of León and Castile during the late 1070s and early 1080s.
By him she was mother of two countesses and grandmother of Afonso I, first king of Portugal.
Eleanor of Castile, Queen of Navarre
Eleanor of Castile( after 1363 – 27 February 1416) was an infanta of Castile and the Queen consort of Navarre.
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.
Eleanor was a member of the House of Trastámara.
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.
Elvira of Castile, Countess of Toulouse
Elvira of Castile (before 1082?-1151) was a countess consort of Toulouse.
She was the illegitimate daughter of Alfonso VI of León and Castile, by his mistress Jimena Muñoz, and full sister of Theresa, Countess of Portugal.
She married, firstly, Raymond IV, Count of Toulouse in 1094, being mother of count Alfonso Jordan.
Elvira accompanied Raymond on the First Crusade in 1096, and was present at the siege of Tripoli, where she gave birth to their son.
It appears that the couple separated before the death of Raymond.
Elvira returned to Castile.
Her son became the monarch of Tripoli upon the death of Raymond in 1105, but Elvira is not mentioned as present in Tripoli.
In Castile, before 1117, she married Count Fernando Fernández de Carrión, having three additional children: Diego, García and Teresa Fernández, who was a wife of Count Osorio Martínez.
Ferdinand of Castile (born 1238)
Ferdinand of Castile( 1238- before 1264/ 1269), Infante of Castile, was the son of King Ferdinand III of Castile and Joan of Danmartin.
He was the Count of Aumale, Baron of Montgomery and of Noyelles- sur- Mer.
Philip of Castile, Lord of Cabrera and Ribera
Philip of Castile (Seville, 28 May 1292 – Madrid, April 1327), was an "infante of Castile", son of Sancho IV of Castile and María de Molina.
He was Lord of Cabrera and Ribera and regent of his nephew Alfonso XI of Castile.
He married his cousin Margarita de la Cerda, daughter of Alfonso de la Cerda.
James of Castile, Lord of Cameros
James of Castile( 11 July 1268 – 9 August 1284), was an infante of Castile and Lord of Cameros.
He was the youngest son of Alfonso X of Castile and Violant of Aragon.

Question: Which country Elvira Of Castile, Countess Of Toulouse's mother is from?