Dorothy may refer to:

  • Dorothy (given name), a given name (and list of people with that name)
  • Dorothy (opera), a comic opera
  • Dorothy (comic book), a comic book based on the Wizard of Oz
  • DOROTHY, a device used to study tornadoes in the movie Twister
  • USS Dorothy (SP-1289), a United States Navy patrol boat in commission from 1917 to 1918
  • ST Dorothy, A Malaysian tug in service 1958-75

In characters:

  • Dorothy (MÄR), a main character in MÄR
  • Dorothy Gale or Dorothy, protagonist of The Wonderful Wizard of Oz by L. Frank Baum
  • Ace (Doctor Who) or Dorothy, a character played by Sophie Aldred in Doctor Who
  • Dorothy, a goldfish on Sesame Street owned by Elmo
  • Dorothy the Dinosaur, a costumed dinosaur who appears with The Wiggles