RDC may refer to:
Transportation Budd Rail Diesel Car, a self-propelled rail car Railroad Development Corporation, an American holding company for foreign railroads RDC, station code for Redditch railway station in Great Britain RDC, IATA code for Redenção Airport in Brazil
Entertainment Radio Drama Company, the BBC troupe which performs radio drama RDCWorld, an American YouTube comedy group Roblox Developers Conference, formerly known as BLOXcon, an annual event held by Roblox Corporation to showcase new and upcoming features to Roblox.
Science and technology Remote Differential Compression, a file synchronization technology in Microsoft Windows Remote Desktop Connection, client software for Microsoft Remote Desktop Services Remote deposit capture, an electronic banking technology Research Diagnostic Criteria, a collection of psychiatric diagnostic criteria Residual dipolar coupling, a measurand in NMR spectroscopy
Government Rassemblement Démocratique Centrafricain (Central African Democratic Rally), a political party in the Central African Republic Regional Development Corporation, a crown corporation in New Brunswick, Canada Representative Democratic Council, an advisory group to the post-World War II US military government of South Korea Research & Development Corporation Newfoundland and Labrador (2008-2017), a former crown corporation in Newfoundland, Canada Rural district council (1894-1974), former class of local government body in the UK and Ireland
Other Democratic Republic of the Congo (La République Democratique du Congo), a country Recruit division commander, a drill instructor for the United States Navy Red Deer College, the former name of the community college in Red Deer, Alberta, Canada "Right down canyon" in canyoning