Angela Franziska Johanna Hammitzsch (née Hitler; 28 July 1883 – 30 October 1949) was the elder half-sister of Adolf Hitler. By her first husband, Leo Raubal Sr., she was the mother of Geli Raubal.
Father: Alois Hitler Sr.
Mother: Franziska Matzelsberger
Alois Hitler: Alois J. Hitler Sr. (born Alois Johann Schicklgruber; 7 June 1837 – 3 January 1903) was an Austrian civil servant and the father of German dictator and leader of the Nazi Party, Adolf Hitler.[1]
https:// en.wikipedia.org/wiki/Alois_Hitler#Personal_life
https:// en.wikipedia.org/wiki/Office_of_Strategic_Services
Allen Dulles? Others?