IAAG
| Acronym | Definition |
|---|---|
| IAAG | Inter-Agency Advisory Group (HIV/AIDS; UN) |
| IAAG | Institut für Allgemeine und Angewandte Geologie (German) |
| IAAG | Infrastructure Assurance Advisory Group |
| IAAG | Industry Accounting and Auditing Guide |
| IAAG | Inproved Australian Acoustic Generator |
| IAAG | Investment, Analysis and Advice Group (Citi) |