| IIPA | Icetratt Intellectual Property Agency 
| Others |
| IIPA | Imperial India Pale Ale
| Others |
| IIPA | Indian Institute of Public Administration
| Government, Ministry, Organization |
| IIPA | Institute of Incorporated Public Accountants
| Others |
| IIPA | Intelligence Identities Protection Act
| Others |
| IIPA | International Index to Performing Arts
| Others |
| IIPA | International Index to the Performing Arts
| Others |
| IIPA | International Institute of Photographic Arts
| Others |
| IIPA | International Institute of Predictive Astrology
| Others |
| IIPA | International Integrative Psychotherapy Association
| Others |
| IIPA | International Intellectual Property Alliance
| Others |
| IIPA | International Iridology Practitioners Association
| Others |
| IIPA | Italian International Parents Association
| Others |