MDJ
| Acronym | Definition |
|---|---|
| MDJ | Marietta Daily Journal (Marietta, GA) |
| MDJ | Maison des Jeunes (French: Youth Club) |
| MDJ | Magisterial District Judge |
| MDJ | Ministerium Der Justiz |
| MDJ | Movement for Democracy and Justice (Nigeria) |
| MDJ | Mobile Disc Jockey Service (Apopka, FL) |
| MDJ | Michael D. Joyce Associates, LLC (business technology solutions provider) |