IRI

IRI may refer to:

• International Reference Ionosphere a common scientific project of URSI and COSPAR
• International Roughness Index, a dimensionless quantity used for measuring road roughness, proposed as a world standard by the World Bank
• Internationalized Resource Identifier, a generalization of the Uniform Resource Identifier (URI), a World Wide Web resource allowing the use of Unicode
• The Islamic Republic of Iran
• The Indiana Robotics Invitational, the largest off-season FIRST robotics competition
• I Re-Imagine, a proprietary message format used by Xenovate company

Businesses and organizations:

• International Registries, Inc., a company that arranges tax and banking registration for the Marshall Islands.
• SymphonyIRI Group (formerly Information Resources, Inc.), a market research company who provides clients with consumer, shopper, and retail market intelligence and analysis
• Innovative Routines International, Inc., an American software company specializing in data sorting, transformation, reporting, and privacy protection
• Intellectual Reserve, Inc., a legal entity of The Church of Jesus Christ of Latter-day Saints
• International Republican Institute, a U.S. federal budget funded institution involved with national political parties around the world
• International Research Institute for Climate and Society, Columbia University based organization focusing on climate risk management
• International Resistance Initiative/Initiative de résistance internationaliste, a group claiming responsibility for two acts of sabotage in Québec
• Istituto per la Ricostruzione Industriale, a former Italian industrial public group
• Institutet för rättsinformatik, the Swedish Law & Informatics Research Institute examines the relationship and interaction between law and IT