RRL

RRL may refer to:


 * Regional Rail Link a new regional railway line in Victoria, Australia
 * Regional Red List
 * Rich Representation Language a computer language used for multi-agent animation
 * Russian Rugby League Federation
 * Regional Research Laborotaries, under the Council of Scientific and Industrial Research (CSIR), in India
 * Road Research Laboratory, former name of the Transport Research Laboratory in the UK
 * Rocket Racing League
 * Radio relay link
 * An acronym for Recommended Reading List