Catherine of Lancaster
Queen
Catherine of Lancaster was Queen of Castile by marriage to King Henry III of Castile. She governed Castile as regent from 1406 until 1418 during the minority of her son.
Queen Catherine was the daughter of John of Gaunt, 1st Duke of Lancaster, and... Wikipedia
Born: March 31, 1373, Hertford Castle, Hertford, United Kingdom
Died: June 2, 1418 (age 45 years), Valladolid, Spain
Children: John II of Castile, Maria of Castile, and Infanta Catherine, Duchess of Villena
Parents: John of Gaunt and Constance of Castile, Duchess of Lancaster
Spouse: Henry III of Castile (m. 1388–1406)
Grandchildren: Isabella I of Castile, Henry IV of Castile, Alfonso, Prince of Asturias, and more
Siblings: Henry IV of England