HHSD
| Acronym | Definition |
|---|---|
| HHSD | Haddon Heights School District (New Jersey) |
| HHSD | Health and Human Services Department (various locations) |
| HHSD | Hendrick Hudson School District (Montrose, NY) |
| HHSD | Human Health Sciences Division (USDA) |
| HHSD | Home Health Services of Dallas (Dallas, TX) |