HM George I's 21-Great Uncle. HRE Ferdinand I's 17-Great Uncle. HRE Charles VI's 21-Great Uncle. U.S. President [WASHINGTON]'s 25-Great Uncle. Poss. PM Churchill's 25-Great Grandfather. Poss. HM Margrethe II's 24-Great Grandfather. Poss. Agnes Harris's 19-Great Grandfather. `Osawatomie' Brown's 34-Great Uncle.