LJ is an abbreviation for:

  • Jin Air, Korean Air after the IATA code
  • Rural youth, youth organization
  • Light Jockey, managers of lighting consoles and designer of light shows
  • Liturgical Yearbook, liturgy scientific journal
  • LiveJournal website that offers Blogs
  • LJ or lj, ligature in some Slavic languages
  • Lord Justice of Appeal, Judges name in the laws of England and Wales
  • Slovenia after the ICAO code

LJ as distinguishing signs on license plate:

  • UK: Wimbledon (for vehicles from London)
  • Norway: Tønsberg in Vestfold
  • Slovenia: Ljubljana, German: Laibach

Lj stands for:

  • The unit light-year
  • Disambiguation
  • Abbreviation