Oskar von Hindenburg
Oskar Wilhelm Robert Paul Ludwig von Beneckendorff und von Hindenburg was a German Generalleutnant. The son and aidedecamp to Field Marshal and Reich President Paul von Hindenburg had considerable influence on the appointment of Adolf Hitler as German chancellor in January 1933.
Oskar von Hindenburg was born in Knigsberg, East Prussia , the only son of Paul von Hindenburg and his wife Gertrud Wilhelmine . He had two sisters, Irmengard Pauline and Annemarie . In 1921 he married Margarete von Marenholtz , the couple had four children.
Source: Wikipedia