TCDG
| Acronym | Definition |
|---|---|
| TCDG | Twin City Derby Girls (roller derby) |
| TCDG | The Concept Design Group (Orlando, FL) |
| TCDG | Toronto Catholic Doctors' Guild (Canada) |
| TCDG | Triangle Chromatography Discussion Group |
| TCDG | The Casting Directors Guild (UK) |
| TCDG | Technical Competency Development Group (Digital Equipment Corporation) |