Archduke Leo Karl of Austria Archduke of Austria (1893-1939) (1893–1939) Parents Archduchess Maria Theresa of Austria Archduke Charles Stephen of Austria Children Maria Desiderata Gräfin von Habsburg-Lothringen Hugo Karl Maria Leo Fidelis Graf von Habsburg-Lothringen Count Leo Stefan of Habsburg Mechthildis Maria Irene Fidelis Gräfin von Habsburg-Lothringen Elisabeth Irene Maria Fidelis Gräfin von Habsburg-Lothringen Siblings Archduke Karl Albrecht of Austria Archduchess Eleonora of Austria Archduchess Renata of Austria Archduke Wilhelm of Austria Archduchess Mechthildis of Austria Partners Marie-Clothilde von Thuillières, Comtesse de Montjoye-Vaufrey et de la Roche
