A Profitable Marriage: Isabella of Castile and Ferdinand of Aragon, the parents of Katherine of Aragon, first wife of Henry VIII. Also responsible for funding Christopher Columbus' journey which resulted in the discovery of America.
Paternal Great Grandfather- JW Ferdinand II of Aragon. He and Queen Isabella of Spain were parents of Catherine of Aragon, Henry VIII's first wife. They were grandparents of England's Queen Mary I (Bloody Mary.