| Acronym | Definition |
|---|
| SDNP➣Sustainable Development Networking Programme (UN) |
| SDNP➣South Downs National Park (UK) |
| SDNP➣Singapore Duty Not Paid |
| SDNP➣Service Delivery Network Program (Western Economic Diversification Canada) |
| SDNP➣Sex, Drugs and Natalie Portman (film trilogy) |
| SDNP➣Standard Deviation of the Nuclear Perimeter |