RGD

RGD may refer to:


 * RGD, the abbreviation for Arginylglycylaspartic acid
 * RGD-5, a Soviet/Russian hand grenade
 * RGD-33, a Soviet World War II-era hand grenade
 * Association of Registered Graphic Designers of Ontario or the related professional designation of Registered Graphic Designer
 * Radio Glas Drine, group of local commercial radio stations in Bosnia and Herzegovina
 * Rat genome database, a collection of genetic and genomic information about the rat
 * Reacting Gas Dynamics Laboratory at the Massachusetts Institute of Technology
 * Registrar General Department, a government agency responsible for civil registration in many Commonwealth countries