DJJ
DJJ may refer to:
- Dortheys Hiyo Eluay International Airport (IATA airport code DJJ), Jayapura, Papua, Indonesia
- Ndjébbana language (ISO 639 language code djj)
- Department of Juvenile Justice (disambiguation)
- Dunakeszi Jármű Javító, a hungarian rolling stock manufacturer
See also

Search for "djj"  on Wikipedia.
- China Railway DJJ1, a high-speed electric multiple unit train class
- All pages with titles beginning with DJJ
- All pages with titles containing DJJ
- DJ (disambiguation)
- DDJ (disambiguation)
- JJD
- JDD (disambiguation)