ICV may stand for: Companies and organizations ICVolunteers, non-profit organisation headquartered in Geneva, Switzerland Islamic Council of Victoria, representing Muslims in Victoria, Australia International Congress of Vexillology Initiative for Catalonia Greens, a political party of Catalonia Cargolux Italia (ICAO airline designator) Other uses Integrity check value, another name for a checksum Interval count vector in music theory, see Interval vector International certificate of vaccination, see Carte Jaune Infantry combat vehicle, see infantry fighting vehicle Intracerebroventricular (ICV) injection, a medicinal route of administration