Princess Maria Theresia of Liechtenstein (d. 1772)
Princess Maria Theresia of Liechtenstein (Maria Theresia Anna Felicitas; 11 May 1694 – 20 February 1772) was the heiress to the Silesian Duchy of Troppau (now Opava in Czech Republic). Countess of Soissons by marriage, she was the last person to hold the title. She had one son who predeceased her in 1734. Her son was engaged to Maria Teresa Cybo-Malaspina, duchess of Massa and heiress to the Principality of Carrara.