The GRU (Glavnoye Razvedyvatel'noye Upravleniye) is the main military foreign-intelligence service of Russia. GRU or Gru also may refer to: Arts and entertainment Gru, protagonist of the animated Despicable Me films Gru (rapper), Serbian rapper Gru, an antagonist in The Kine Saga Organizations Georgia Georgia Rugby Union Grigol Robakidze University Poland Growth Research Unit, Cracow University of Economics Soviet Union and Russia GRU (Soviet Union), Soviet military intelligence service Spetsnaz GRU, Russian army special forces United States Gainesville Regional Utilities, Florida Georgia Regents University, Georgia Georgia Rugby Union (United States) Science and technology Gated recurrent unit, mechanisms in recurrent neural networks Abbreviation for the constellation Grus Standardized codes GRU, IATA airport code of São Paulo–Guarulhos International Airport, Brazil gru, ISO 639-3 language code of the Soddo language See also Grue (disambiguation) Grus (disambiguation) Groo (disambiguation) Grew, a surname Grewe, a surname