RRC
RRC is the abbreviation for:
- Radio Resource Control , a protocol for controlling the radio resources in UMTS
- Rapid Reinforcement Concept , the former NATO plan for the rapid transfer of armed forces from the USA and Canada to Europe
- Roman Republican Coinage , a standard work on the coinage of the Roman Republic
- Root raised cosine filter , a filter used in digital signal processing
- Royal Railways Cambodia , a state railway company of the Kingdom of Cambodia
- Royal Red Cross , a British and Commonwealth military award for special service in military nursing
- Committee on Reparation and Rehabilitation (or Reparation and Rehabilitation Committee) in South Africa