| Acronym | Definition |
|---|
| IDAA➣International Digital Art Awards (est. 2001) |
| IDAA➣International Diabetic Athletes Association |
| IDAA➣International Doctors in Alcoholics Anonymous |
| IDAA➣Indiana Dental Assistants Association |
| IDAA➣Interior Designers Association of Australia (est. 1948) |
| IDAA➣Infectious Disease Association of America |