Alan, that is true enough for some in the male line. But many's the female princess who married beneath her (how could she not?) and spawned progeny that grew titleless into the present day. Vast amounts of work has been done, for instance, on the family trees of modern-day Americans whose ancestries can be traced to English royalty, the current occupant of the White House among them. Then, too, let us not forget the illuminating story of the bastard son of Richard III, who was last heard of as a bricklayer in Kent with a large family.