Frank Baum may refer to:

  • L. Frank Baum (1856–1919), American author of children's books, notably The Wonderful Wizard of Oz
  • Frank Joslyn Baum (1883–1958), American lawyer, soldier, writer, and film producer; son of the author L. Frank Baum
  • Frank Baum (footballer) (born 1956), German footballer

See also

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