Ammann is a surname of German origin which is an alternative spelling of Amtmann or Amman, an historical kind of bailiff. Notable people with the surname include:
Alberto Ammann, Argentine actor (born 1978) Daniel Ammann, Swiss author and journalist (born 1963) Erwin Ammann, German politician and co-founder of the Christian Social Union of Bavaria (1916 – 2000) Gretel Ammann (1947–2000), Spanish philosopher, writer and activist Jakob Ammann, Swiss anabaptist leader and founder of the Amish (c. 1644 – c. 1730) Johann Conrad Ammann, Swiss physician and fossil collector (1724 – 1811) Johann Konrad Ammann, Swiss physician and instructor of deaf persons (1669 – 1724) Johann Schneider-Ammann, Swiss politician (born 1952) Luis Alberto Ammann, Argentine politician and journalist (1942 – 2020) Mike Ammann, American soccer player (born 1971) Othmar Ammann, structural engineer who built many of New York City's bridges (1879 – 1965) Robert Ammann, American amateur mathematician with contributions to aperiodic tilings (1946 – 1994) Simon Ammann, Swiss ski jumper (born 1981) Thomas Ammann, Swiss art dealer and collector (1950 – 1993)
See also Ammann Group, a Swiss mechanical engineering company, founded in 1869 by Jakob Ammann an unusual alternative spelling of the Jordanian capital Amman Amman (disambiguation) Amtmann (surname) Landammann