| HIPA | Hastings Intellectual Property Association 
| Others |
| HIPA | Hawaii Institute for Public Affairs
| Others |
| HIPA | Hawaii Island Paddlesporst Association
| Others |
| HIPA | Hawaii Island Paddlesports Association
| Others |
| HIPA | Health Information Privacy Act of 1999
| Others |
| HIPA | Health Insurance Plan Abstraction
| Others |
| HIPA | Health Insurance Portability and Accountability
| Others |
| HIPA | Health Insurance Protection and Accountability
| Others |
| HIPA | Heparin Induced Platelet Aggregation
| Others |
| HIPA | Heparin induced Platelet Antibody
| Others |
| HIPA | Hershey Industry Performance Analysis
| Others |
| HIPA | High Intensity Proton Accelerator
| Others |
| HIPA | Highway Infrastructure Privatization Act
| Others |
| HIPA | Hockey International Players Association
| Others |
| HIPA | Horizontal Infinity Payout Accelerator
| Others |
| HIPA | Human Intelligence and Protection Agency
| Others |
| HIPA | Hungarian International Press Association
| Others |
| HIPA | Hungarian Investment Promotion Agency
| Others |