| Rank | Abbreviation | Meaning |
|---|
| ***** | PDAF | Philippine Development Assistance Fund
| |
| ***** | PDAF | Phase Detection Auto Focus
| |
| **** | PDAF | Priority Development Assistance Fund
| |
| **** | PDAF | Provincial Department of Agriculture and Forestry
| |
| *** | PDAF | Probabilistic Data Association Filter
| |
| *** | PDAF | Professional Development Assistance Fund
| |
| *** | PDAF | Platelet-Derived Angiogenesis Factor
| |
| *** | PDAF | Project Development Assistance Facility
| |
| *** | PDAF | Periodic Distributed Approximating Functional
| |
| *** | PDAF | Program Development Assistance Fund
| |
| ** | PDAF | Promotion and Development of American Fisheries
| |
| ** | PDAF | Postdoctoral Aerospace Fellowship
| |
| ** | PDAF | Preliminary Departmental Application Form
| |
| ** | PDAF | Professional Development Accreditation Framework
| |
| ** | PDAF | Pembrokeshire Domestic Abuse Forum
| |
| ** | PDAF | Physicians' Donor Advised Fund
| |
| ** | PDAF | Proposal Development Assistance Fund
| |
| ** | PDAF | Philippine Development Alternatives Foundation
| |
| * | PDAF | Powys Domestic Abuse Forum
| |
| * | PDAF | Production Description Application Form
| |
| * | PDAF | Physical Disabilities Action Forum
| |
| * | PDAF | Project Development Advisory Facility
| |
| * | PDAF | Paid Date Accept Full
| |
| * | PDAF | platelet derived angiogenesis fraction
| |