| Acronym | Definition |
|---|
| TGN | Tarragona (Catalonia, Spain) |
| TGN | Thesaurus of Geographic Names |
| TGN | Trans-Golgi Network |
| TGN | Total Gaming Network |
| TGN | The Good News (Catholic Diocese of Kalamazoo newspaper) |
| TGN | 6-Thioguanine Nucleotides |
| TGN | Task Group N (IEEE) |
| TGN | Technical Guidance Note (various organizations) |
| TGN | Tokyo Game Night |
| TGN | The Generations Network (various locations) |
| TGN | The Gamer Networks |
| TGN | Trigeminal Neuralgia |
| TGN | Telekom Global Net (T-Systems) |
| TGN | Transport et Groupage du Nord (French: Transportation and Consolidation of the North) |
| TGN | Trunk Group Number |
| TGN | Tasmanian Gaming Network |
| TGN | Trade Games Now |
| TGN | The Gaming Nation |
| TGN | Tanzania Governance Noticeboard (Tanzania) |
| TGN | Transporte de Gas del Norte |