| Acronym | Definition |
|---|
| FDR | Franklin Delano Roosevelt |
| FDR | Foncière des Régions (French real estate investment trust company) |
| FDR | Flight Data Recorder |
| FDR | False Discovery Rate |
| FDR | Fixed Deposit Reciept |
| FDR | Forum Deutsches Recht (German: German Law Forum) |
| FDR | Formal Dining Room |
| FDR | Freedom Debt Relief (consumer finance) |
| FDR | Fahr Dynamik Regelung |
| FDR | Full-Depth Reclamation (road resurfacing procedure) |
| FDR | Fondo di Rotazione (Italian: Revolving Fund) |
| FDR | Full Dress Rehearsal (various organizations) |
| FDR | Full Dress Rehearsal (performance) |
| FDR | Final Design Review |
| FDR | First Degree Relative |
| FDR | Frequency Domain Reflectometry |
| FDR | Frente Democrático Revolucionario (Spanish: Democratic Revolutionary Front) |
| FDR | Full-Depth Repair (pavement restoration technique) |
| FDR | First Data Resources |
| FDR | First Tier, Downstream or Related Entity (healthcare compliance) |
| FDR | Flood Damage Reduction |
| FDR | Flow Data Record |
| FDR | Federal Dispute Resolution |
| FDR | Final Drive Ratio (automotive) |
| FDR | Full Disclosure Report |
| FDR | Front Desk Representative (various organizations) |
| FDR | Franklyn D. Resorts (Jamaica) |
| FDR | Face Down Records |
| FDR | Flood Damage Rehabilitation (various organizations) |
| FDR | Frequency Directed Run-Length |
| FDR | Foreign Disaster Relief |
| FDR | Franklin Delano Romanowski (Seinfeld character) |
| FDR | Fraudulent Document Recognition (various organizations) |
| FDR | Firearm Discharge Residue (forensic science) |
| FDR | Failure Divergence Refinement |
| FDR | Free Domain Radio (website) |
| FDR | Florida Department of Revenue (also seen as FDOR) |
| FDR | Future Digital Radio |
| FDR | Flight Deck Resources (aviation; Irvine, CA) |
| FDR | Field Data Replicator (Vibration Research Corporation) |
| FDR | Fault Detection Rate |
| FDR | Formal Design Review |
| FDR | Finnish Depositary Receipt |
| FDR | Field Data Report |
| FDR | Floating Drilling Rig |
| FDR | Farnam Defensive Rifle |
| FDR | First Day Return |
| FDR | Future Data Radio |
| FDR | Failure Discrepancy Report |
| FDR | Flight Data Review |
| FDR | Force Distribution Report |
| FDR | Functional Design Requirement |
| FDR | Fast Dump and Restore (Innovation product) |
| FDR | Frequency Dynamic Range |
| FDR | Fixed Directory Routing |
| FDR | Frequency Domain Refractometer |
| FDR | Forward Door Relay |
| FDR | Force Development Requirements |
| FDR | Fire Discharge Residual (firearms) |
| FDR | Full-Duplex Relaying |