| Abbreviation | Definition |
|---|---|
| GPG | Game Programming Galaxy |
| GPI | Gamer Performance Index |
| GPI | Gaming Partners International |
| GPIC | Gaming |
| GPIC | Gaming Partners International |
| GPIC | Gaming Partners International C |
| GPIC | Gaming Partners International Corporation |
| GPWA | Gaming Portal Webmasters Association |
| GQX | It is a Gaming Clan formed by a former video game creator BomberSlug |
| GR | Game Rankings |
| GR | Ghost Recon |
| GR | Good Round |
| GRAB | Gaming Review Advisory Board |
| GRASP | Gaming Relationship And Stress Program |
| GRAW | Ghost Recon Advanced Warfighter |
| GRB | Game Rating Board |
| GREF | Gaming Regulators European Forum |
| GRFS | Ghost Recon Future Soldier |
| GRID | Gaming Revolution for Inspiring Development |
| GRM | Galactic Republic Military |