| WDDP | Wasteland Development Demonstration Project 
| Others |
| WDDP | Water District Development Project
| Others |
| WDDP | Water Districts Development Project
| Others |
| WDDP | Watershed Development for Drought Proofing
| Others |
| WDDP | Wedgelet Decorated Dyadic Partitioning
| Others |
| WDDP | Well Differentiated Duodeno Pancreatic
| Others |
| WDDP | Whole Day Driving Prediction
| Others |
| WDDP | Wisconsin Document Depository Program
| Others |
| WDDP | Woodberry Down Dental Practice
| Others |
| WDDP | Workforce Development Demonstration Project
| Others |
| WDDP | Workforce Development Diploma Program
| Others |
| WDDP | Worldwide Demolition Derby Production
| Others |
| WDDP | Worldwide Dog and Dinosaur Party
| Others |
| WDDP | Worst D D Poster
| Others |
| WDDP | Worst Debate & Discussion Poster
| Others |