People Archduke Franz Karl of Austria Austro-Tuscan imperial and royal (1893-1918)17 February 1893 – 10 December 1918 Archduke Franz Salvator of Austria21 August 1866 – 20 April 1939Archduchess Marie Valerie of Austria22 April 1868 – 6 September 1924 Archduke Franz Karl of Austria17 February 1893 – 10 December 1918 ParentsArchduke Franz Salvator of Austria21 August 1866 – 20 April 1939Archduchess Marie Valerie of Austria22 April 1868 – 6 September 1924SiblingsArchduchess Elisabeth Franziska, Countess of Waldburg-Zeil-Hohenems27 January 1892 – 29 January 1930Archduke Hubert Salvator of Austria30 April 1894 – 24 March 1971Archduchess Hedwig of Austria24 September 1896 – 1 November 1970 From Wikipedia and Wikidata (public domain), updated daily.