RBG may refer to: People Ruth Bader Ginsburg (1933–2020), Associate Justice of the Supreme Court of the United States RBG (film), a 2018 American documentary film about Supreme Court Justice Ruth Bader Ginsburg Transport ICAO designator for Air Arabia Egypt, an Egyptian airline IATA identifier code for Roseburg Regional Airport, Oregon, United States Regental Bahnbetriebs-GmbH, German railway company Technology Random blood glucose, a test for blood sugar Random bit generator or random number generator, a term used in computer science Rubber band gun, a toy gun used to fire one or more rubber bands Other RBG Resources, a British public-limited firm based in London RBG: Revolutionary but Gangsta, a 2004 hip-hop album by duo Dead Prez Red Barn Gallery, a photography gallery in Belfast, Northern Ireland Red, Black and Green, the traditional African colors created by the UNIA Rhema Media, a New Zealand Christian media organization previously known as Rhema Broadcasting Group Royal Borough of Greenwich, a local authority district in southeast London, United Kingdom Royal Botanical Gardens (disambiguation), several Royal Botanic Gardens or Royal Botanical Gardens See also RGB (disambiguation)