AVT may refer to:

  • Antiviral Therapy, a biomedical journal
  • Vasotocin, or Arginine vasotocin, a compound related to Vasopressin
  • Asociaci√≥n de V√≠ctimas del Terrorismo (Association of Terror Victims), an organization for victims of terrorist violence in Spain
  • Audio/Video Transport, a working group of the Internet Engineering Task Force
  • AVT, two classes of auxiliaries of the United States Navy, aircraft transports and aircraft landing training ships