Dorothy Gale is a fictional character created by American author L. Frank Baum as the protagonist in many of his Oz novels. She first appears in Baum's classic 1900 children's novel The Wonderful Wizard of Oz and reappears in most of its sequels. In addition, she is the main character in various adaptations, notably the 1939 film adaptation of the novel, The Wizard of Oz.

Lyman Frank Baum was an American author best known for his children's fantasy books, particularly The Wonderful Wizard of Oz, part of a series. In addition to the 14 Oz books, Baum penned 41 other novels, 83 short stories, over 200 poems, and at least 42 scripts. He made numerous attempts to bring his works to the stage and screen; the 1939 adaptation of the first Oz book became a landmark of 20th-century cinema.