- DSSF stands for Direction du Service de Soutien de la Flotte de Brest (French: Brest Fleet Support Services Directorate; Brest, France)
- DSSF stands for Different Spokes San Francisco (bicycling club; San Francisco, CA)
- DSSF stands for Dead Sea Scrolls Foundation
- DSSF stands for Double-Shell Slurry Feed
DSSF