 They had two children, a son Ferenc (21 December 1792 – 19 April 1795) and a daughter Maria Antonia (Vienna, 2 July 1797 – Vienna, 25 September 1862).The latter ultimately became the heiress of his whole fortune of 20 million francs.On 30 November 1815 in Vienna, she married Prince Ferdinand of Saxe-Coburg and Gotha (Coburg, 28 March 1785 – Vienna, 27 August 1851), by whom she had issue, the so-called Princes of Saxe-Coburg-Gotha-Koháry.