| DDIS | Danish Defence Intelligence Service 
| Others |
| DDIS | Data Depository Index System
| Others |
| DDIS | Data Driven Instructional Systems
| Others |
| DDIS | Detention Data Information System
| Others |
| DDIS | Diane Daubeneck Insurance Services
| Others |
| DDIS | Diesel direct injection system
| Others |
| DDIS | Diffractive Deep Inelastic Scattering
| Others |
| DDIS | Direct Diesel Injection System
| Others |
| DDIS | Directorate of Defence Intelligence and Security
| Others |
| DDIS | Dissociative Disorders Interview Schedule
| Others |
| DDIS | Distance Diagnostic and Identification System
| Others |
| DDIS | Distinguished Diploma Independent Study
| Others |
| DDIS | Division of Drug Information Service
| Others |
| DDIS | Dutch Digital Internet Services
| Others |
| DDIS | Dynamic and Distributed Information Systems
| Others |