DRI
- Darden Restaurants
- Data Resources
- Declarative referential integrity
- Desert Research Institute
- Diamond Resorts
- Dietary Reference Intake
- Digital Research
- Direct Rendering Infrastructure
- Direct reduced iron
- Directly Responsible Individual
- Directorate of Revenue Intelligence
- Dirty Rotten Imbeciles
- Doncaster Royal Infirmary
- Dopamine reuptake inhibitor
- Dr.I (disambiguation)
- Dundee Royal Infirmary
- United States District Court for the District of Rhode Island