LTDP
| Acronym | Definition |
|---|---|
| LTDP | Long Term Disability Plan (insurance) |
| LTDP | Long-Term Development Program |
| LTDP | Liever Turks Dan Paaps (Dutch: Rather Turkish than Papist; 16th century Dutch slogan) |
| LTDP | Long-Term Digital Preservation |
| LTDP | Long Term Data Preservation (European Space Agency) |
| LTDP | Long-Term Defense Program |
| LTDP | Leadership Trait Development Program (South Indian Education Society; Mumbai, India) |
| LTDP | Lake Tahoe Digital Productions (Nevada) |