DDPI
| Acronym | Definition |
|---|---|
| DDPI | Direction du Dirigeant Principal de l'Information (French: Chief Information Officer; Canada) |
| DDPI | Deputy Director of Public Instruction (India) |
| DDPI | Dyadic Developmental Psychotherapy Institute (Annville, PA) |
| DDPI | Developmental Disabilities Planning Institute (Newark, NJ) |
| DDPI | Delta Dental Plan of Illinois (insurance) |
| DDPI | Delta Dental Plan of Iowa (insurance) |
| DDPI | Deep Draft Power Intensive (ship) |