Princess Beatrice, Queen Victoria's youngest daughter, wed Prince Henry of Battenberg. She is the great grandmother to Juan Carlos, King of Spain, and was the last of Victoria's children to die, in late 1944
Queen Alexandra with grandson Prince Edward. “I visited my grandmother every evening just to have a talk with her, play patience or do a jigsaw. She was always late, for dinners, church, trains and even worse, at ceremonies. The story goes that she even was late to her own coronation, and that my grandfather the King came in to her dressing room (with his watch in his hand) saying, “Dear Alix, if you’re not coming right now you’re not going to be crowned as Queen". ~The Duke
Katherine Swynford: Katherine became the third wife of John of Gaunt, Duke of Lancaster, and their descendants were the Beaufort family, which played a major role in the Wars of the Roses. Henry VII, who became King of England in 1485, derived his claim to the throne from his mother Lady Margaret Beaufort, who was a great-granddaughter of Gaunt and Katherine Swynford.