The longest reigning Princess of Thurn and Taxis was Margarethe Klementine of Austria, while the shortest reigning Princess of Thurn and Taxis was Charlotte Louise de Lorraine, Countess de Lambesc.
The longest reigning Princess of Thurn and Taxis was Margarethe Klementine of Austria, while the shortest reigning Princess of Thurn and Taxis was Charlotte Louise de Lorraine, Countess de Lambesc.