Schnepf is a surname. Notable people with the surname include:
née Szczepaniak (1930–2025), Polish social activist honored with the title of Righteous Among the Nations (born 1974), Austrian mathematician (born 1968), German chemist (born 1970), Polish journalist (1931–2016), German cell biologist also known as Schnepf's rule (Schnepf’sche Regel) or Schnepf's theorem (Schnepf’sches Theorem, Schnepfova teoréma) Erhard Schnepf (1495–1558), German Lutheran theologian (1925–2007), German gymnast (1920–2003), colonel of the Polish People's Army, one of the commanders of Augustów roundup, activist of the Jewish community in Poland Ryszard Schnepf (born 1951), Polish politician, former Ambassador of Poland to the United States Theodor or (1525–1586), German theology professor See also