Career
She was an elder sister of Maximilian Karl, 6th Prince of Thurn and Taxis. Titles and styles 6 July 1794 – 18 June 1812: Her Serene Highness Princess Maria Theresia of Thurn and Taxis 18 June 1812 – 25 November 1833: Her Serene Highness The Hereditary Princess Esterházy of Galántha, Princess of Thurn and Taxis 25 November 1833 – 21 May 1866: Her Serene Highness The Princess Esterházy of Galántha, Princess of Thurn and Taxis 21 May 1866 – 18 August 1874: Her Serene Highness The Dowager Princess Esterházy of Galántha, Princess of Thurn and Taxis.