Princess Margarethe of Schönburg-Hartenstein (1897-1980) (1897–1980) Parents Johanna Gräfin von Colloredo-Mannsfeld Alois, Prince of Schönburg-Hartenstein Children Princess Marie-Jeanne de Rohan Princess Aliette de Rohan Marguerite Kottulinsky Princess Josseline de Rohan Princess Gabrielle de Rohan Princess Mabile de Rohan Princess Adelheid Michaela de Rohan Siblings Alexander, 5th Prince of Schönburg-Hartenstein Princess Maria Theresia of Schönburg-Hartenstein Princess Karoline of Schönburg-Hartenstein Partners Alain Rohan, 13th Duke de Montbazon et de Bouillon