IWAA
| Acronym | Definition |
|---|---|
| IWAA | International Workshop on Accelerator Alignment |
| IWAA | International Water Association |
| IWAA | Institute of Western American Art (Denver, CO) |
| IWAA | Immigrant Workers Assistance Alliance (New York, NY) |
| IWAA | Interfaith Women Against Abuse |
| IWAA | International Writers and Artists Association (Bluffton, CA) |