| Acronym | Definition |
|---|
| RJD➣Rashtriya Janata Dal (Indian political party) |
| RJD➣Ronnie James Dio (singer) |
| RJD➣Richard J. Donovan Correctional Facility (California prison) |
| RJD➣Regional Joint Director (various organizations) |
| RJD➣Reduced Julian Day (astronomy) |
| RJD➣Réunion Jet Diffusion (French travel agency) |
| RJD➣Reaction Jet Driver (US NASA) |
| RJD➣Little Skate (FAO fish species code) |
| RJD➣Radiographic Joint Destruction |