| Acronym | Definition |
|---|
| HGSD➣Harvard Graduate School of Design |
| HGSD➣Harris-Galveston Subsidence District (groundwater withdrawal regulation area; Texas) |
| HGSD➣Humanitarian Group for Social Development (est. 1993; Lebanon) |
| HGSD➣Harmony Grove School District (Arkansas) |
| HGSD➣Howards Grove School District (Howards Grove, WI) |