| 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) |