On 21 June 1892 in Vienna he married Countess Marguerite Hoyos, a member of the originally Spanish magnate family of Hoyos from Hungary, who herself was half-English and a granddaughter of Robert Whitehead, the inventor of the torpedo.
Herbert Hoover | Johann Wolfgang von Goethe | Otto von Bismarck | Bismarck | Alexander von Humboldt | Herbert Kitchener, 1st Earl Kitchener | Wernher von Braun | Carl Maria von Weber | Herbert von Karajan | Gebhard Leberecht von Blücher | Frank Herbert | John von Neumann | Lars von Trier | Herbert Marcuse | Ferdinand von Mueller | Bismarck, North Dakota | Paul von Hindenburg | Alexander von Humboldt Foundation | Herbert Read | Heinrich von Kleist | Anne Sofie von Otter | Herbert Blomstedt | Herbert Grönemeyer | Erich von Stroheim | Max von Sydow | Justus von Liebig | Herbert Beerbohm Tree | Hermann von Helmholtz | Franz von Papen | Die Meistersinger von Nürnberg |
He was the eldest of the three sons of Herbert von Bismarck, as well as the grandson of the German chancellor Otto von Bismarck and elder brother of Gottfried Graf von Bismarck-Schönhausen.