Dorothea von Salviati's father-in-law was born on what date?
Dorothea von Salviati Dorothea von Salviati (1907–1972), was the wife of Prince Wilhelm of Prussia, the eldest son of Crown Prince Wilhelm, the eldest son and heir of the last German Emperor, Wilhelm II.
Archduchess Clementina of Austria Clementina of Austria (German: "Maria Clementina Franziska Josepha" 1 March 1798 – 3 September 1881) was an Archduchess of Austria and "Princess of Salerno" upon her marriage to Prince Leopold of Bourbon-Two Sicilies, Prince of Salerno.