| Acronym | Definition |
|---|
| SDFF➣Starz Denver Film Festival |
| SDFF➣San Diego Film Festival (California) |
| SDFF➣San Diego Futures Foundation (San Diego, CA) |
| SDFF➣Spectroscopically Determined Force Field |
| SDFF➣South Delta Fish Facility (California) |
| SDFF➣Sheila De Fretes Foundation (Netherlands) |