HHPA
| Acronym | Definition |
|---|---|
| HHPA | Hexahydrophthalic Anhydride |
| HHPA | Hardy Holzman Pfeiffer Associates (New York) |
| HHPA | Juanita K. Hammons Hall for the Performing Arts (Missouri State University) |
| HHPA | Health, Human Performance and Athletics (Linfield College; Oregon) |