| Acronym | Definition |
|---|
| IAMA | International Artist Managers' Association |
| IAMA | International Acoustic Music Awards |
| IAMA | International Food and Agribusiness Management Association (aka International Agribusiness Management Association) |
| IAMA | Intermountain Acoustic Music Association |
| IAMA | International Antiquarian Mapsellers Association |
| IAMA | International Arts-Medicine Association |
| IAMA | International Association of Mediators and Arbitrators |
| IAMA | International Automotive Media Awards |
| IAMA | Iranian American Medical Association |
| IAMA | International Agribusiness Management Association (aka International Food and Agribusiness Management Association) |
| IAMA | International Association of Missionary Aviation |
| IAMA | International Association of Martial Arts (St. Louis, Missouri) |
| IAMA | International Academy of Medical Acupuncture,inc. |
| IAMA | International Association for Microanalysis (USA) |
| IAMA | Inter-American Music Awards |
| IAMA | Incorporated Advertising Management Association |
| IAMA | International Alternative Medical Association |
| IAMA | International Association of Medical Acupuncture |
| IAMA | Intimate Apparel Manufacturers' Association (New York, New York) |