| PDAF | Parallel Data Assimilation Framework 
| Others |
| PDAF | Periodic Distributed Approximating Functional
| Others |
| PDAF | Pharmacists Detecting Atrial Fibrillation
| Others |
| PDAF | Phase Detect Auto Focus
| Others |
| PDAF | Phase Detection Auto Focus
| Others |
| PDAF | Phase Difference Auto Focus
| Others |
| PDAF | Platelet Derived Angiogenesis Factor
| Others |
| PDAF | Prescription Drug Assistance Foundation
| Others |
| PDAF | Priority Development Assistance Fund
| Others |
| PDAF | Priority Development Assistance Funds
| Others |
| PDAF | Probabilistic Data Association Filter
| Others |
| PDAF | Probabilistic Data Association Filters
| Others |
| PDAF | Professional Development Assistance Fund
| Others |