Other
- Active Guard Reserve of the United States Army National Guard and Air National Guard
- Agreement (linguistics)
- Agenzia Giornalistica RCS, an Italian news agency
- Alpha Gamma Rho, the largest social-professional fraternity in the United States
- Architectural gear ratio, also known as anatomical gear ratio.
- The Asheville Global Report, an independent weekly newspaper
- L'Association de la Gauche Républicaine, a French political party
- Andretti Green Racing, a racing team in the IndyCar Series
- Amstel Gold Race, a Dutch cycling classic
- Aktion Gesunder Rücken,(AGR) e.V.
- In business, Accounting and Governance Risk
- Allied Guardians of Reach,(AGR) Gaming community/clan
Read more about this topic: AGR