| ISDG | Ian Smith Design Group 
| Others |
| ISDG | Infinite Solutions Design Group
| Others |
| ISDG | Initiative for Sustainable Development and Governance
| Others |
| ISDG | Innovative System Developers Group
| Others |
| ISDG | Institute for Sustainable Development and Governance
| Others |
| ISDG | International Scenery Development Group
| Others |
| ISDG | International Society of Dynamic Games
| Others |
| ISDG | International Society on Dynamic Games
| Others |
| ISDG | International Symposium on Dynamic Games
| Others |
| ISDG | Israel Sustainable Development Goals
| Others |