Princess Sophie of Hohenberg

Princess Sophie of Hohenberg (German: Sophie Fürstin von Hohenberg, fully Sophie Marie Franziska Antonia Ignatia Alberta von Hohenberg, Czech: Žofie z Hohenbergu; (1901-07-24)24 July 1901, Konopiště – 27 October 1990(1990-10-27), Thannhausen) was the only daughter of Archduke Franz Ferdinand of Austria and his morganatic wife Sophie, Duchess of Hohenberg.

Following the assassination of her parents, Sophie and her two surviving brothers, Maximilian and Ernst, were taken in by their father's close friend and shooting partner Prince Jaroslav von Thun und Hohenstein.

In late 1918, their properties in Czechoslovakia including Konopiště and Chlumec nad Cidlinou were confiscated. The children moved to Vienna and Schloß Artstetten. But in 1938, following the Anschluss they were arrested and deported to Dachau concentration camp where they spent the next seven years of their lives.

Sophie married Count Friedrich von Nostitz-Rieneck (1891–1973), son of Count Erwein Felix von Nostitz-Rieneck and Countess Amalia von Podstatzky-Lichtenstein on 8 September 1920; they had four children:

• Count Erwein Maximilian Franz Peter Paul Hubertus Konrad Maria von Nostitz-Rieneck (1921–1949); died in a Soviet POW camp
• Count Franz von Assisi Friedrich Ernst Leopold Josef Maria von Nostitz-Rieneck (1923–1945); killed on the Eastern Front
• Count Aloys Karl Joseph Maria von Nostitz-Rieneck (1925–2003) married 1962 Countess Theresia von Waldburg-Zeil (b. 1931)
• Countess Sophie Amalia Theresia Quirinia Henriette Lucretia Magdalena Maria Ignatia von Nostitz-Rieneck (born 1929) married 1953 Baron Ernst von Gudenus (1916–1972)

She lived to be 89 years old, dying in October 1990, and outliving both of her younger siblings.