Sibylla zu Schleswig-Holstein-Sonderburg-Glücksburg (born 1955) (b. 1955) Parents Prince Friedrich Ferdinand of Schleswig-Holstein-Sonderburg-Glücksburg Duchess Anastasia of Mecklenburg-Schwerin Children Friedrich Emil Franz Johanna Franz Philipp Franz Siblings Elisabeth zu Schleswig-Holstein-Sonderburg-Glücksburg Margaretha zu Schleswig-Holstein-Sonderburg-Glücksburg Irene zu Schleswig-Holstein-Sonderburg-Glücksburg Partners Dieter Franz