Deja may refer to the following:

  • Deja News, an archive of messages posted to Usenet discussion groups and its successor deja.com.
  • Andreas Deja (born 1957), German animator.
  • Deja, a village in Sălățig Commune, Sălaj County, Romania.
  • Aurra, an R&B group that also recorded under the name Déjà.