HM George I's 13-Great Grandfather. HRE Ferdinand I's 8-Great Grandfather. U.S. President [JEFFERSON]'s 15-Great Grandfather. PM Churchill's 19-Great Grandfather. HM Margrethe II's 21-Great Grandfather. Gen. Pierpont Hamilton's 20-Great Uncle. `Red Baron' Richthofen's 19-Great Grandfather. Poss. `Osawatomie' Brown's 16-Great Grandfather. Jamie's 22-Great Grandfather.