Karl Hermann Zahn (3 December 1865, Baiertal – 8 February 1940, Haigerloch) was a German botanist who was a leading authority regarding the genus Hieracium (hawkweed).
Karl Marx | Hermann Göring | Hermann Hesse | Karl Pilkington | Karl Lagerfeld | Karl G. Heider | Karl Rove | Karl Pearson | Karl May | Karl Liebknecht | Karl Friedrich Schinkel | Karl Dönitz | Karl Jenkins | Karl Stefanovic | Hermann von Helmholtz | Karl Bodmer | Hermann Nitsch | Timothy Zahn | Steve Zahn | Karl Wilhelm Friedrich Schlegel | Karl Malone | Hermann Hauser | Hermann Bondi | Karl Wolf | Karl Valentin | Karl Popper | Karl Malden | Karl Kesel | Karl Barth | Hermann Zapf |