Poss. Lady Diana's 13-Great Aunt. Philippe of Belgium's 15-Great Aunt. Grand Duke Henri's 14-Great Aunt. HM Beatrix's 13-Great Aunt. HM Constantine II's 14-Great Aunt. HM Carl XVI Gustaf's 14-Great Aunt. Wm. von Bismarck's 9-Great Aunt. `Red Baron' Richthofen's 11-Great Aunt.