| Abbreviation | Definition |
|---|---|
| GKV | Gesetzliche Krankenversicherung |
| GLAR | German Lipoprotein Apheresis Registry |
| GLAT | Glatte |
| GLCF | German Language and Culture Foundation |
| GLEA | German Law and Economics Association |
| GLFS | German Lao Friendship Society |
| GLJ | German Legion of Judgement |
| GMA | German Moreno Associates |
| GMBC | German Myanmar Business Chamber |
| GMBH | Gesellschaft Mit Beschränkter Haftung |
| GMCA | German Mosquito Control Association |
| GME | German Motors Engineering |
| GMG | Gornichts Mit Gornichts (Absolutely Nothing) |
| GMIC | Germantown Mutual Insurance Company |
| GMLA | German Money Laundering Act |
| GMSA | German Mine Sweeping Administration |
| GMTA | German Machine Tools of America |
| GMW | Geschichte der modernen Welt |
| GN | Geht Nicht |
| GN8 | Gute Nacht |