LJ
LJ may refer to:
- Jinair IATA code
- LJ Create
Calculation
- LJ, the sequent calculus of Gentzen's for intuitionist logic
- Lennard-Jones potential, a function used in chemical physics
Computers
- LaserJet
- Lightweight Java
Journals
Locations
- La Jolla, California
- Ljubljana, the capital of Slovenia
Organizations
- Lemon Jelly, a British electronica duo
- Lashkar i Jhangvi, Muslim terrorist organization
People
- Larry Johnson (American football)
- Larry Johnson (basketball, born 1969)
- Lawrence Jackson, USC defensive lineman
- Lourna Jane, the initials of LJ Reyes
- Linda Jenny, awesome online persona
- L. J. McCray, American football player
Fictional:
- L. J. Burrows
Title:
- Lord Justice of Appeal (plural: LJJ)