The PEDIGREE of

Joan

U.S. President ^_[MADISON]'s 13-Great Grandmother.       HRH Charles's 18-Great Grandmother.       PM Churchill's 16-Great Grandmother.       Lady Diana's 17-Great Grandmother.       PM Cameron's 19-Great Grandmother.       HRH Albert II's 19-Great Grandmother.       Poss. `Osawatomie' Brown's 15-Great Grandmother.       Poss. Jamie's 17-Great Grandmother.