| GM | General Motors Detroit, [MA], http://www.gm.com |
| AMC | American Motors Corporation vgl. http://www.american-motors.de |
| BRM | British Racing Motors [engl.] Frühere Formel-I-Werkstatt in Grossbritanien |
| Gen | General Bundeswehr-Dienstgrad |
| GEN | General Bundeswehr-Dienstgrad |
| GM | General MIDI |
| NGC | New General Catalog |
| GA | General-Anzeiger Bonn, http://www.general-anzeiger-bonn.de |
| GA | General of the Army |
| GHQ | General Headquarters |
| GQ | General Quarters |
| GI | General Issue |
| GM | General Manager |
| DG | Director General |
| AGR | Adjutant General |
| VG | Vicar-General |
| CG | Commanding General |
| GA | General Assembly |
| GPL | General Public License [GNU] |
| XG | Extended General MIDI |
| GPI | General Purpose Interface |
| GPO | General Post Office |
| GPS | General Problem Solver |
| GE | General Electric Company Fairfield, Connecticut, USA, http://www.ge.com |
| GIOP | General Inter-ORB Protocol |
| GLM | General Linear Models |
| GLU | General Logic Unit |
| AG | Attorney General [engl.] General-Staatsanwalt |
| GBU | General Business Unit |
| GML | General Markup Language |
| GOC | General Operators Certificate |
| GoE | General Overhauser Effect |
| GPC | General Purpose Computer |
| GPIB | General Purpose Interface Bus |
| GPF | General Protection Failure |
| CGM | Compagnie Général Maritime [frz.] Reederei |
| GAO | General Accounting Office |
| MGH | Massachusetts General Hospital |
| CG | Captain General [engl.] |
| RNGC | Revised New General Catalog |
| OLGA | Online General Analyser |
| PGM | Pragmatic General Multicast |
| CGE | Compagnie Général d'Electricité [frz.] |
| DDG | Deputy Director General |
| rga | Remscheider General-Anzeiger Remscheid, http://www.rga-online.de |
| J. Gen. Virol. | Journal of General Virology Zeitschrift |
| GTE | General Telephone and Electric |
| GCM | General Court Martial |
| GCI | General Circuit Interface |
| GCE | General Certificate of Education |