| Abbreviation | Definition |
|---|---|
| CG | Chorionic Gonadotrophin |
| CG | Cleveland Golf |
| CG | Computer Gaming |
| CG | Console Games |
| CGA | Collectible Game Accessory |
| CGA | Columbus Golfer's Association |
| CGAA | Computer Gaming Association of Arizona |
| CGAA | Cottage Grove Athletic Association |
| CGAJ | Commonwealth Games Association of Jersey |
| CGB | Cottage Grove Baseball |
| CGC | California Gun Club |
| CGC | Cranbury Golf Club |
| CGF | Caring Gymnastics Fans |
| CGN | Civilization Gaming Network |
| CGN | Combine Gaming Network |
| CGP | Curses General Player |
| CGSCA | Connecticut Girls Soccer Coaches Association |
| CH | Club de Hockey |
| CH | Counter Hit |
| CH | Course Handicap |