Baumann is a German surname, and may refer to:

• Adalbert Baumann, Bavarian teacher
• Albert Baumann, Swiss Olympic shooter
• Alex Baumann (born 1964), Canadian swimmer
• Alex Baumann (bobsleigh) (born 1985), Swiss bobsledder
• Alexander Baumann (disambiguation), multiple people
• Alyssa Baumann (born 1998), American artistic gymnast
• Arthur Anthony Baumann (1856–1936), British lawyer and Conservative politician
• August Christian Baumann (1770–1831), Norwegian mine superintendent and politician

• Beate Baumann (born 1963), German political advisor
• Bernd Baumann (born 1958), German politician
• Bill Baumann (born 1942), Australian politician
• Buddy Baumann (disambiguation), multiple people

• Cajetan J. B. Baumann (1899–1969), American architect
• Carsten Baumann (footballer, born 1946), German football player
• Carsten Baumann (footballer, born 1974), German football player
• Charles O. Baumann (1874 – 1931) American film producer
• Charlie Baumann (born 1967), American footballer
• Claude Baumann (born 1953), Swiss chess master
• Craig Baumann (born 1953), Australian politician

• Dieter Baumann (born 1965), German athlete

• Edgar Baumann (born 1970), Paraguayan javelin thrower
• Elisabeth Jerichau-Baumann (1819–1881), Danish painter
• Emil Baumann, co-creator of Toblerone
• Eric Baumann (cyclist) (born 1980), German cyclist
• Ernst Baumann (1909–1992), Swiss painter
• Erwin Friedrich Baumann (1890–1980), Swiss architect
• Eugen Baumann, (1846–1896), German chemist
• Eugene Achilles Baumann (1817-1869), French horticulturalist

• Frank Baumann (disambiguation), multiple people
• Franz Baumann (born 1953), United Nations official
• Fred E. Baumann, American political philosopher
• Fritz Baumann (1886–1942), Swiss painter

• Georg Baumann, Estonian wrestler
• Günter Baumann (born 1947), German politician
• Gustave Baumann (1881–1971), American printmaker and painter

• Hans Baumann (disambiguation), multiple people
• Heinz Baumann (disambiguation), multiple people
• Herbert Baumann (1925–2020), German composer
• Hermann Baumann (disambiguation), multiple people
• Hilary Baumann Hacker (1913–1990), Roman Catholic Bishop
• Horst H. Baumann (1934–2019), German architect, designer, light artist and photographer

• Isabel Baumann (born 1978), Swiss bobsledder

• James Baumann, American politician
• Johannes Baumann (1874–1953), Swiss politician

• Karsten Baumann (born 1969), German footballer
• Ken Baumann (born 1989), American actor

• Lorena Baumann (born 1997), Swiss footballer
• Ludwig Baumann (architect), (1873–1936), Austrian architect
• Ludwig Baumann (born 1950), German opera singer

• Matthias Baumann (born 1963), German equestrian
• Max Baumann (1917–1999), German composer
• Michael Baumann (1947–2016), German author and terrorist
• Mike Baumann (born 1995), American baseball player

• Oliver Baumann (born 1990), German footballer
• Oscar Baumann (1864–1899), Austrian explorer in Africa

• Paddy Baumann (1885–1969), American baseball player
• Patrik Baumann (born 1986), Swiss footballer
• Pauline Baumann (1899–1977), British artist
• Paweł Baumann (born 1983), Polish sprint canoer
• Peter Baumann (disambiguation), multiple people

• Rainer Baumann (1930–2021), German footballer
• Randy Baumann (born 1972), American radio personality
• Romed Baumann (born 1986), Austrian alpine skier

• Werner Baumann (born 1962), German chief executive (CEO) of Bayer.
• Wilhelm Baumann (1912–1990), German handball player

• Baumann family (architects)
• Bauman
• Bowman (disambiguation)
• Paumann