Zahn is a German and Ashkenazi Jewish surname. Notable persons with the surname include:Albert Zahn, folk artist from Wisconsin, decorated the Albert Zahn House with carvings. Anthony Zahn, American cyclist Ernst Zahn (1867–1952), Swiss writer Friedrich Wilhelm Zahn (1845–1904), German pathologist Geoff Zahn, American baseball player Gordon Zahn (1918–2007), American sociologist and pacifist Helmut Zahn (1916–2004), German chemist Joachim Zahn (1914–2002), German automotive executive Johann Zahn (1641–1707), German canon who wrote on the camera obscura and who invented an early camera Johannes Zahn (1817–1895), German musicologist and theologian who developed a taxonomy of Lutheran hymns and melodies Karl Hermann Zahn (1865–1940), German botanist Margaret A. Zahn, American sociologist and criminologist Otto J. Zahn (1872–1965), American politician Paula Zahn, American newscaster Peter von Zahn, (1913–2001), German author, filmmaker, and journalist Robert Zahn (1861–1914), German engineer and industrialist Steve Zahn, American actor Theodor Zahn (1838–1933), German biblical scholar Timothy Zahn, American science fiction novelist Wilhelm Zahn (1910–1976) German U-boat commander Wilhelm Johann Karl Zahn (1800–1871), German architect, painter and art critic