| Acronym | Definition |
|---|
| IAM | Identity and Access Management |
| IAM | Institute of Advanced Motorists (UK) |
| IAM | Intellectual Asset Management (Magazine) |
| IAM | Institute of Applied Mathematics |
| IAM | Independent Aftermarket |
| IAM | Infarto Agudo de Miocardio (Spanish: Acute Myocardial Infarction) |
| IAM | Information Asset Management |
| IAM | Initial Address Message |
| IAM | INFOSEC Assessment Methodology |
| IAM | Institute of Administrative Management |
| IAM | Index Allocation Map (Microsoft SQL Server) |
| IAM | Integrated Assessment Model |
| IAM | The Institute of Asset Management (London, UK) |
| IAM | International Association of Machinists & Aerospace Workers |
| IAM | Information Assurance Manager |
| IAM | Institute of Aviation Medicine |
| IAM | International Academic Mobility |
| IAM | Immobilized Artificial Membrane |
| IAM | International Academy of Mediators |
| IAM | Iberoamerican Academy of Management |
| IAM | Institute of Aerospace Medicine (India) |
| IAM | Institute for Applied Microbiology |
| IAM | Ixis Asset Management Group |
| IAM | Independent Atom Model |
| IAM | International Alliance of Midwives |
| IAM | Internal Acoustic Meatus (anatomy) |
| iAM | Internet Access Manager |
| IAM | Intelligent Actuation and Measurement |
| IAM | Instituto Alberto Merani (Bogotá, Colombia) |
| IAM | Islam Awareness Month (formerly Islam Awareness Week) |
| IAM | International Association for Metacognition |
| IAM | Institute of Association Management |
| IAM | Integrated Access Multiplexer |
| IAM | International Association of Movers |
| IAM | International Association for Missions (Bethesda, MD) |
| IAM | Image Acquisition Module |
| IAM | Ignition Advance Multiplier (automotive) |
| IAM | Inertially-Aided Munition |
| IAM | Institute for Alternative Medicine |
| IAM | Interactive Mediterranean Project |
| IAM | Intelligent Alarm Mediator |
| IAM | International Alliance for Mentoring |
| IAM | Intelligent Access Manager (Sprint) |
| IAM | International Agencies Meeting |
| IAM | Insurance Administration Model (Canada) |
| IAM | Index Assignment Mapping |
| IAM | Incidental Alteration Material |
| IAM | Interface Adapter Modular |
| IAM | International Access Multiplex (Sprint) |
| IAM | Inter-Active Manipulation |