Karl Harrer, German journalist and politician (b. 1890)
Karl Harrer (8 October 1890 – 5 September 1926) was a German journalist and politician, one of the founding members of the Deutsche Arbeiterpartei (German Workers' Party, DAP) in January 1919, the predecessor to the Nationalsozialistische Deutsche Arbeiterpartei (National Socialist German Workers' Party – NSDAP), more commonly known as the Nazi Party.