Archduke Karl Albrecht of Austria-Teschen (Karl Albrecht Nikolaus Leo Gratianus von Österreich, later Karl Albrecht Habsburg-Lothringen, since 1919 – Karol Olbracht Habsburg-Lotaryński; 18 December 1888 – 17 March 1951) was an Austrian military officer, a member of the Teschen line of the House of Habsburg-Lorraine.
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Early life and career
He was an Austrian archduke, the oldest son of Archduke Charles Stephen and his wife, Archduchess Maria Theresia, Princess of Tuscany. Both of his parents were closely related to Franz Joseph I, Emperor of Austria.
He was a landowner in Żywiec, a colonel of artillery in both the Imperial Austro-Hungarian Army (cavalry) and the Polish Army, and the 1,175th knight of the Order of the Golden Fleece in 1910, etc.
In 1918 and again in 1939 he became a volunteer in the Polish army.
He fought in the Polish–Soviet War. In 1920, he commanded the Grudziądz Fortress.
During the German occupation of Poland, he declared Polish nationality and refused to sign the Volksliste. He was imprisoned in November 1939, kept in Cieszyn and tortured by the Gestapo. His wife was interned in Wisła.




