| Acronym | Meaning |
| IDP | Increased Deployability Posture (STADEPS) |
| IDP | Incremental Development Package |
| IDP | Indigent Defense Program (various locations) |
| IDP | Industrial Development Plan |
| IDP | Information Dissemination Processor |
| IDP | Initial, Developing, Proficient |
| IDP | Installation Deployment Plan (USAF) |
| IDP | Installation Design Package |
| IDP | Installation Design Plan |
| IDP | Institutional Development Program |
| IDP | Instructional Development Process (outer space training) |
| IDP | Instructor Development Plan |
| IDP | Integrated Decision Paper |
| IDP | Integrated Development Package |
| IDP | Intelligence Data Processor |
| IDP | Intercept Deployment Plan |
| IDP | Interface Design Package |
| IDP | Internally Displaced Person |
| IDP | International Drivers Permit |
| IDP | Intoxicated Drivers Program (various locations) |