RGL

RGL and similar may refer to:
 * RijnGouweLijn, a proposed light rail project in South Holland, Netherlands
 * Piloto Civil Norberto Fernández International Airport (IATA code), Río Gallegos, Santa Cruz Province, Argentina
 * Rugeley Trent Valley railway station (National Rail code), Staffordshire, England
 * RGL2, a human gene that makes the protein "Ral guanine nucleotide dissociation stimulator-like 2"
 * RGL4, a bacterial gene that makes the enzyme Rhamnogalacturonan endolyase
 * RGLI, the Royal Guernsey Light Infantry, a WWI army regiment
 * RGL Music Productions B.V.