Baum is a German surname meaning "tree" (not to be confused with the French surname Baume). Notable people with this surname include:

  • Andreas Baum (born 1978), German politician
  • Bernie Baum (1929–1993), American songwriter
  • Bruce Baum (born 1952), American comedian
  • Carl Edward Baum (1940–2010), American electrical engineer
  • Carol Baum, American film producer
  • Christina Baum (born 1956), German politician
  • Dale Baum, (born 1943), American historian and professor
  • Dan Baum (1956–2020), American journalist and writer
  • Edgar Schofield Baum (1916–2006), American artist, physician, and WW2 combat medical officer
  • Fran Baum, Australian social scientist
  • Frank Baum (footballer) (born 1956), German footballer
  • Frank Joslyn Baum (1883–1958), American lawyer, soldier, writer and film producer
  • Friedrich Baum (1727–1777), colonel in British service during the American revolutionary war
  • Gerhart Baum (1932–2025), German lawyer and politician, minister of the interior
  • Gregory Baum (1923 – 2017), former Catholic priest, LGBT advocate, Vatican II theologian
  • Henning Baum (born 1972), German actor
  • Henry Baum (born 1972), American writer
  • James Edwin Baum (1887–1955), American journalist and big game hunter
  • Jiří Baum (1900–1944), Czech zoologist
  • L. Frank Baum (1856–1919), American author (The Wonderful Wizard of Oz), actor, and independent filmmaker
  • Michael Baum (surgeon) (born 1937), British surgical oncologist who specialises in breast cancer treatment
  • Oskar Baum (1883–1941), Czech music educator and writer
  • Otto Baum (1911–1998), German high-ranking commander (Oberführer) of the Waffen-SS
  • Paul Baum (artist) (1859–1932), German landscape painter
  • Paul Baum (mathematician) (born 1936), American mathematician
  • Peter Baum (born 1990), American lacrosse player
  • Ray Baum (1955–2018), American lawyer and politician
  • Roger S. Baum (born 1938), American banker, now children's author
  • Tom Baum (born 1940), American screenwriter and playwright
  • Vicki Baum (1888–1960), Austrian writer
  • Walter Baum (1921–2007), German type designer
  • Walter Emerson Baum (1884–1956), Pennsylvania impressionist painter
  • Wilhelm Baum (historian), (born 1948), Austrian historian, publisher
  • Wilhelm Baum (surgeon) (1799–1883), German surgeon
  • William Wakefield Baum (1926–2015), American Roman Catholic cardinal

See also

  • eBaum's World
  • Baum–Welch algorithm
  • Baum School of Art
  • Baum test (Tree Test)
  • Task Force Baum
  • Baume (surname)
  • Bohm (disambiguation)
  • Baum Baum