AR1 may refer to
- AR-1 (multiple rocket launcher)
- Aerojet Rocketdyne AR1, a rocket engine
- Alba AR1, an experimental racing car
- Archaerhodopsin-1, a photoreceptor
- Arkansas's 1st congressional district
- Arkansas Highway 1
- ArmaLite AR-1, a bolt-action rifle manufactured by ArmaLite
- IPCC First Assessment Report
- USS Medusa (AR-1), a repair ship of the United States Navy
- Acoustic Research AR-1, an acoustic suspension speaker from Acoustic Research
Topics referred to by the same termThis disambiguation page lists articles associated with the same title formed as a letter–number combination.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: