OAV

OAV may refer to:


 * Original animated video
 * Österreichischer Alpenverein (ÖAV), an Austrian Alpine Club
 * Object–Agent–Verb, in linguistic typology
 * Odour activity value, a measure of importance of a specific compound to the odour of a sample
 * Goldenhar syndrome, a rare congenital defect characterized by incomplete development of the face on one side