SFTF
| Acronym | Definition |
|---|---|
| SFTF | Short-Time Fourier Transform (mathematics) |
| SFTF | Spent Fuel Treatment Facility |
| SFTF | Set Fire to Flames (band) |
| SFTF | Service Families Task Force (est. 1998; Royal Air Force; UK) |
| SFTF | Single File to Freedom (Toronto band) |
| SFTF | Searching for the Future |
| SFTF | Seattle Fringe Theatre Festival (Seattle, WA) |
| SFTF | South Florida Task Force (law enforcement) |