| Abbreviation | Definition |
|---|---|
| GSGI | Good Schools Guide International |
| GSGS | Global Sanitation Graduate School |
| GSH | Genoa School of Humanities |
| GSH | Graduate School of Humanities |
| GSHM | Gopabandhu School of Hotel Management |
| GSHS | Garden Spot High School |
| GSHS | George Stephenson High School |
| GSHS | Gibson Southern High School |
| GSHS | Glenwood Springs High School |
| GSHS | Golden Sierra High School |
| GSHS | Graduate School of Health Sciences |
| GSHS | Great Sankey High School |
| GSHS | Greensburg Salem High School |
| GSHS | Gulf Shores High School |
| GSHS | Gyeonggi Science High School |
| GSI | Great School Intern |
| GSIA | Graduate School of Industrial Administration |
| GSIA | Graduate School of International Affairs |
| GSIB | GITAM School Of International Business |
| GSIB | Graduate School of International Business |