SMS Falke was an aviso of the North German Federal Navy and later the German Imperial Navy that was built in the mid-1860s. Originally built on speculation as a blockade runner for the Confederate States of America during the American Civil War, she was not sold before the war ended and a shipowner in the Netherlands instead purchased the vessel. The ship's owner renamed the ship Heinrich Heister, though he made no use of her. In 1870, following the outbreak of the Franco-Prussian War, the North German Navy was in search of vessels to augment its fleet and acquired Heinrich Heister, transferred her to Emden, briefly renaming her Emden to obscure the ship's movements, before being converted into an armed aviso with her intended name, Falke. Her wartime service was cut short by an accidental