SDSG
| Acronym | Definition |
|---|---|
| SDSG | Stormont-Dundas-South Glengarry (district; Canada) |
| SDSG | San Diego Songwriters Guild (California) |
| SDSG | Space Division Switching Group |
| SDSG | Spinal Deformity Study Group |
| SDSG | Software Development Support Group (Nintendo) |
| SDSG | State Department for Statistics of Georgia (Tbilisi, Georgia) |