SDPI
| Acronym | Definition |
|---|---|
| SDPI | Social Democratic Party of India (political group) |
| SDPI | Sustainable Development Policy Institute |
| SDPI | School Development Planning Initiative (est. 1999; Department of Education and Science; Ireland) |
| SDPI | Special Diabetes Program for Indians (Indian Health Service; US DHHS) |
| SDPI | San Diego Properties & Investments (California) |
| SDPI | Soundings Derived Product Imagery |
| SDPI | Service Desk Process Insight (software) |