- BAV stands for Bavaria
- Bav stands for Bavarian (linguistics)
- BAV stands for Bioavailability
- BAV stands for Bundesamt für Verkehr (German: Federal Office of Transport; Switzerland)
- BAV stands for Bicuspid Aortic Valve
- BAV stands for Biblioteca Apostolica Vaticana (Italian: Vatican Library)
- BAV stands for Brand Asset Valuator
- BAV stands for Bloc Auriculo-Ventriculaire (French: Atrioventricular Block; cardiology)
- BAV stands for Balloon Aortic Valvuloplasty (medical procedure)
- BAV stands for Business Aviation
- BAV stands for Bovine Adenovirus
- BAV stands for Bundesdeutsche Arbeitsgemeinschaft für Veränderliche Sterne (German Workgroup for Variable Stars)
- BAV stands for Bilim Arastirma Vakfi
- BAV stands for Bourse aux Vêtements (French: Clothing Exchange)
- BAV stands for Both as View (data integration)
- BAV stands for Banna Virus
- BAV stands for Bay Area Vegetarians
- BAV stands for Battle Athletes Victory (anime)
- BAV stands for Born-Again Virgin
- BAV stands for Basic Audio Video (product feature)
- BAV stands for British Airways Virtual
- BAV stands for Brouwerij Artikelen Verzamelaars (Dutch)
- BAV stands for Building Academic Vocabulary
- BAV stands for Baarnse Atletiek Vereniging (Dutch)
- BAV stands for Beds Available
- BAV stands for Bateau A Vapeur (French steamship postmark)
- BAV stands for Baotou, PR China (airport code)
- BAV stands for Boath Audio Visual (Brighton, UK)
- BAV stands for Broadcast Area Variable