Poss. HM Juan Carlos' 12-Great Grandmother. Poss. Philippe of Belgium's 12-Great Grandmother. Poss. Grand Duke Henri's 12-Great Grandmother. Poss. HM Margrethe II's 12-Great Grandmother. Poss. HM Beatrix's 12-Great Grandmother. Poss. HM Carl XVI Gustaf's 12-Great Grandmother. Poss. HM Harald V's 11-Great Grandmother.