GHS
- GHS (strings)
- Gaithersburg High School
- Geisinger Health System
- General Household Survey
- Georgia Historical Society
- Ghana Health Service
- Ghanaian cedi
- Glastonbury High School
- Glendora High School
- Glenunga International High School
- Global Health Security Index
- Globally Harmonized System of Classification and Labelling of Chemicals
- Gloucester High School (Virginia)
- Grafton High School (disambiguation)
- Grant High School (disambiguation)
- Grapevine High School
- Green Hills Software
- Greenwich High School
- Greenwood High School (disambiguation)
- Growth hormone secretagogue
- Guam High School (disambiguation)
- Gulf Harbour School