SSDG
| Acronym | Definition |
|---|---|
| SSDG | Ship Service Diesel Generator |
| SSDG | Ship's Service Diesel Generator |
| SSDG | Seeton Shinkewski Design Group (Vancouver, British Columbia, Canada) |
| SSDG | Shelbourne Supporters Development Group |
| SSDG | System Software Development Group (Centre for Development of Advanced Computing; India) |
| SSDG | Space Station Door Gunner (gaming) |
| SSDG | Smurfit-Stone Display Group |