AIV
Look up aiv in Wiktionary, the free dictionary.
AIV may refer to:
- Aimco, NYSE symbol AIV, an American operator of apartment communities
 - AIV fodder, a kind of acidified silage
 - Bavarian A IV, an 1852 German steam locomotive model
 - George Downer Airport (IATA: AIV) serving Aliceville, Alabama, USA
 - Panoz AIV Roadster, an American automobile
 - Angiotensin IV (angiotensin 4)