IVV

IVV may refer to:


 * IVV, symbol for the exchange-traded fund iShares S&P 500 Index
 * Ivatan language, ISO 639 code
 * Internationale Vereinigung für Vegetationskunde, former name of the International Association for Vegetation Science
 * Istituto di virologia vegetale, an institute of the Italian National Research Council
 * Internationaler Volkssportverband (International Federation of Popular Sports) a German-based sports federation originating from volksmarching or fitness walking
 * IV&V, abbreviation for independent verification and validation, used to check a product, service, or system
 * IVV Femida, a Russian airline in list of airline codes