TDG
TDG stands for:
- Teleservices Act
- Three Days Grace , Canadian band
- Topological Dependency Grammar, see Extensible Dependency Grammar
- TransDigm Group , US aircraft supplier
- Tribune de Genève
- Troop Service Court
- Tandag Airport (IATA code), Philippine Airport
tdg stands for:
- Western Tamang (ISO-639-3 code), one of the Tamang Ghale languages
