Count Alexander von Stauffenberg (German: Alexander Franz Clemens Maria Schenk Graf von Stauffenberg; 15 March 1905 – 27 January 1964) was a German aristocrat and historian.[1] His twin brother Berthold Schenk Graf von Stauffenberg and younger brother Claus Schenk Graf von Stauffenberg were among the leaders of the 20 July Plot against Hitler in 1944.