Archduke Ferdinand Karl Viktor of Austria-Este Austrian archduke (1821-1849) (1821–1849) Parents Maria Beatrice of Savoy, Duchess of Modena Francis IV of Modena Children Queen Maria Theresa of Bavaria Siblings Archduchess Maria Beatrix of Austria-Este Archduchess Maria Theresa, Countess of Chambord Francis V, Duke of Modena Partners Archduchess Elisabeth Franziska of Austria
