| Acronym | Meaning |
| CSDP | Central Securities Depository Participant (South Africa) |
| CSDP | Centre for Socially Displaced Persons (Trinidad and Tobago) |
| CSDP | Chemical Stockpile Disposal Project |
| CSDP | Comanche Software Development Plan |
| CSDP | Command Supply Discipline Program |
| CSDP | Common Security and Defence Policy (EU) |
| CSDP | Coordinated Ship Development Plan |
| CSDP | Crew-Centered System Design Process (cockpit design) |