Zahn is a German and Ashkenazi Jewish surname. Notable persons with the surname include:

  • Albert Zahn (1864–1953), folk artist from Wisconsin, decorated the Albert Zahn House with carvings.
  • Anthony Zahn (born 1974), American cyclist
  • Ernst Zahn (1867–1952), Swiss writer
  • Friedrich Wilhelm Zahn (1845–1904), German pathologist
  • Geoff Zahn (born 1945), 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
  • Markus Zahn, (1946-2022) American professor of Electrical engineering
  • Otto J. Zahn (1872–1965), American politician
  • Paula Zahn (born 1956), American newscaster
  • Peter von Zahn, (1913–2001), German author, filmmaker, and journalist
  • Robert Zahn (1861–1914), German engineer and industrialist
  • Robert Zahn (1870–1945), German classical archaeologist
  • Shammai Zahn (1920–2001), British rabbi
  • Steve Zahn (born 1967), American actor
  • Theodor Zahn (1838–1933), German biblical scholar
  • Timothy Zahn (born 1951), American science fiction novelist
  • Uwe Zahn (born 1965), German electronic artist
  • Wilhelm Zahn (1910–1976) German U-boat commander
  • Wilhelm Johann Karl Zahn (1800–1871), German architect, painter and art critic

See also

  • Lines of Zahn, a layered thrombus formed at the site of rapid blood flow
  • Zohn, a surname