| IVA | Ideal Vehicle Awards 
| Others |
| IVA | Impuesto al Valor Agregado
| Others |
| IVA | In Vehicle Awareness
| Others |
| IVA | In Vitro Activation
| Others |
| IVA | Indian Veterinary Association
| Others |
| IVA | Indiana Volleyball Academy
| Others |
| IVA | Indirect Value Added
| Others |
| IVA | Individual Vehicle Approval
| Others |
| IVA | Individual Vehicle Assessment
| Others |
| IVA | Individual Voluntary Agreement
| Others |
| IVA | Individual Voluntary Arrangement
| Others |
| IVA | Individual Voluntary Arrangements
| Others |
| IVA | Infinity Vision Alliance
| Others |
| IVA | Instability Visualization And Analysis
| Others |
| IVA | Institute for Vocal Advancement
| Others |
| IVA | Integrated Vocational Assignment
| Others |
| IVA | Intellectual Virtues Academy
| Others |
| IVA | Intelligence Virtual Architecture
| Others |
| IVA | Intelligent Valve Actuation
| Others |
| IVA | Intelligent Video Analytics
| Others |
| IVA | Intelligent Virtual Agents
| Others |
| IVA | Intelligent Voice Automation
| Others |
| IVA | International Value Advisers
| Others |
| IVA | International VAT Association
| Others |
| IVA | International VELUX Award
| Others |
| IVA | Internet Video Archive
| Others |
| IVA | Intra Vehicular Activity
| Others |
| IVA | IntraVehicular Activity
| Others |
| IVA | Irish Veterinary Association (obsolete, now part of Veterinary Ireland)
| Others |
| IVA | Isovaleric acidemia
| Others |
| IVA | Israel Venture Association
| Others |
| IVA | Royal Swedish Academy of Engineering Sciences
| Others |