HHGS
| Acronym | Definition |
|---|---|
| HHGS | Hodge Hill Girls' School (Birmingham, UK) |
| HHGS | Happy Hookers Golf Society (Ireland) |
| HHGS | Halton Hills Generating Station (Canada) |
| HHGS | Household Goods Systems (movement of Federal Employee's possessions) |
| HHGS | Harrow and Hillingdon Geological Society (UK) |
| HHGS | Histologic/Histochemical Grading System (osteoarthritis) |