AGR
- AGR (automobile)
- Accessory gene regulator
- Active Guard Reserve
- Adaptive Gabor representation
- Advanced Gas-cooled Reactor
- Advanced Graphics Riser
- Agenzia Giornalistica RCS
- Agere Systems
- Agr (linguistics)
- Agra airport
- Agreement (linguistics)
- Agriculturist
- Agrippa (praenomen)
- Agritubel
- Aguaruna language
- Alabama and Gulf Coast Railway
- Alpha Gamma Rho
- Amstel Gold Race (disambiguation)
- Andretti Green Racing
- Angel Road railway station
- Architectural gear ratio
- Asheville Global Report
- Association of Graduate Recruiters
- List of auxiliaries of the United States Navy
- Staphylococcus aureus