| SDRF | Sample and Data Relationship Format 
| Others |
| SDRF | San Diego Renaissance Faire
| Others |
| SDRF | Shanghai Development Research Foundation
| Others |
| SDRF | Shelley Donald Rubin Foundation
| Others |
| SDRF | Software Defined Radio Forum
| Others |
| SDRF | Software Defined Radio Forum, Inc.
| Others |
| SDRF | Software Development Research Foundation
| Others |
| SDRF | Somalia Development and Reconstruction Facility
| Others |
| SDRF | State Disaster Response Force
| Others |
| SDRF | State Disaster Response Force (India)
| Others |
| SDRF | State Disaster Response Fund
| Others |
| SDRF | State Disaster Response Fund (India)
| Others |
| SDRF | Student Dispute Resolution Form
| Others |
| SDRF | Sustainable Development Research Foundation
| Others |
| SDRF | Sustainable Disaster Recovery Fund
| Others |