Poss. HM George I's 12-Great Grandfather. Poss. HRE Charles VI's 14-Great Grandfather. Poss. U.S. President [WASHINGTON]'s 17-Great Grandfather. Poss. PM Churchill's 22-Great Grandfather. Lady Diana's 26-Great Uncle. PM Cameron's 24-Great Uncle. Wm. von Bismarck's 17-Great Uncle. `Red Baron' Richthofen's 19-Great Uncle. Poss. Jamie's 24-Great Grandfather.