| SGG | Saint Gertrude the Great 
| Others |
| SGG | Saint Gobain Glass
| Others |
| SGG | Saint Gregory the Great
| Others |
| SGG | Scholarship Grant Guide
| Others |
| SGG | Science Gateway Group
| Others |
| SGG | Security Governance Group
| Others |
| SGG | Short Green Guy
| Others |
| SGG | Silver Gate Group
| Others |
| SGG | Simanggang, Sarawak, Malaysia
| Others |
| SGG | Simple Gallery Generator
| Others |
| SGG | Sleeping Giant Glossolalia
| Others |
| SGG | Societad Svizra d'Istorgia
| Others |
| SGG | Special Girls Group
| Others |
| SGG | Specific Gravity of Gasoline
| Others |
| SGG | Squingynaut's Game Guides
| Others |
| SGG | Squingynauts Game Guide
| Others |
| SGG | St Gertrude the Great
| Others |
| SGG | St. Gertrude the Great
| Others |
| SGG | Stonewall Gas Gathering
| Others |
| SGG | Strategic Governing Groups
| Others |
| SGG | Student Growth Goal
| Others |
| SGG | Studies in Generative Grammar
| Others |
| SGG | Super Ground Grip
| Others |
| SGG | Superconducting Gravity Gradiometer
| Others |
| SGG | Supreme Godly Gaming
| Others |
| SGG | Swiss Historical Society
| Others |
| SGG | Synthetic Greenhouse Gas
| Others |
| SGG | System Generated Graph
| Others |
| SGG | Systematized Goodwill Guide
| Others |