Deja or Dejah may refer to: * Deja News, an archive of messages posted to Usenet discussion groups and its successor ''deja.com'' * Andreas Deja (born 1957), German animator * Dejah Mulipola (born 1998), American softball player * Dejah Thoris, a fictional character in Edgar Rice Burroughs' Martian novels * Deja, a village in Sălățig Commune, Sălaj County, Romania * Deja Monét Trimble, known professionally as Dej Loaf, American rapper, singer and songwriter * Aurra, an R&B group that also recorded under the name Déjà * ''Deja'', a 2021 album by Colombian band Bomba Estereo * Dagnum, a former settlement in Albania * DeJa Skye, American drag queen

See also