The famous picture of Queen Victoria and Prince Albert with their daughter Victoria on her wedding day, 25 January 1858. The Queen is blurry because she couldn't stop shaking from the anxiety of her daughter leaving home.
The most ancient lineage in the world is the Ethiopian Royal Family. It is older than that of the Japanese and English royal family by 6000 years. Emperor Haile Sellasie traces his ancestry to King Solomon of Isreal and the black Queen of Sheba and beyond that to Kush/Nubia/Egypt 7000 BCE.
Owain ap Maredudd ap Tudur married into the English royal family, creating a distinctly Welsh royal dynasty. Owain ap Marededd ap Tudur, married secretly to Catherine of Valois (widow of Henry V) lived with her away from court until her death in 1437. http://www.everything2.com/index.pl?node=Tudor