Career
Charles was a widower of Marie Antoinette Murat, niece of Joachim Murat, King of the Two Sicilies, by whom he had had four children. Also this marriage was childless. After Charles" death Katharina entered the convent of Sant"Ambrogio della Massima as a novice.
However, she made a formal denunciation of the convent to the Catholic authorities, fleeing the convent in fear for her life after the nuns attempted to poison her.
Titles and styles
19 January 1817 – 8 May 1838: Her Serene Highness Princess Katharina of Hohenlohe-Waldenburg-Schillingsfürst
14 March 1848 – 11 March 1853: Her Serene Highness The Princess of Hohenzollern-Sigmaringen
11 March 1853 - 15 February 1893: Her Serene Highness The Dowager Princess of Hohenzollern-Sigmaringen.