Although she had a stronger claim to the English throne than Henry VII himself, Queen Catherine's impression on people, was such that even her enemy, Thomas Cromwell, said of her If not for her sex, she could have defied all the heroes of History.
She successfully appealed for the lives of the rebels involved in the Evil May Day for the sake of their families. Furthermore, Queen Catherine garnered widespread admiration by starting an extensive program for the relief of the poor. She was also a patron of Renaissance humanism, and a friend of the great scholars Erasmus of Rotterdam and Saint Thomas More.
English: Catherine of Aragon
Castilian: Catalina de Aragón
Aragonese: Catarina d'Aragón
b.16 Dec 1485 Archbishop's Palace in Alcalá de Henares near Madrid (at night)
↑ Catherine's 3rd cousin was her father-in-law, Henry VII. Her 4th cousin was her mother-in-law Elizabeth of York. As such, Catherine actually had a stronger claim to the English throne then Henry VIII.