RRS

RRS may stand for:


 * Racing Rules of Sailing, a set of rules governing the conduct of yacht racing, windsurfing and many other forms of racing with wind-powered vessels
 * Railroad Station, see Train Station
 * Rapid Response Services, a humanitarian logistics service operating in Darfur
 * Rational Response Squad
 * Reaction Research Society
 * Red River Shootout, an annual football game between University of Texas and University of Oklahoma
 * Relative rate of spoilage, a mathematical model used to predict the shelf life of some food products
 * Rentsys Recovery Services, a provider of Disaster Recovery and Business Continuity Solutions
 * Resource Recovery Services (z/OS feature)
 * Reutech Radar Systems
 * Royal Regiment of Scotland
 * Royal Research Ship
 * Ryan Rowland-Smith, baseball player
 * The IATA airport code for Røros Airport
 * Realistic Robot Simulation, a joint project between robot manufacturers and suppliers of robot simulation software
 * Reconfigurable Radio Systems, a generic concept based on wireless technologies