| Abbreviation | Definition |
|---|---|
| GODT | Guild of Dog Trainers |
| GR | Golden Retriever |
| GR | Grand |
| GSD | German Shepherd Dog |
| GSDA | Georgia Stock Dog Assoc |
| GSDL | German Shepherd Dog League |
| GSDR | Granite State Dog Recovery |
| GSMD | Greater Swiss Mountain Dog |
| GSP | German Shepherd Puppy |
| GSP | German Shorthaired Pointer |
| GTTD | Going to the Dogs |
| GTTD | Gone to the Dogs |
| GWP | German Wirehaired Pointer |
| GWTA | Great Western Terrier Association |
| HBDR | Homeward Bound Dog Rescue |
| HCH | Herding Champion |
| HD | Hip Displasia |
| HD | Homeless Dog |
| HDCA | Hairless Dog Club of America |
| HDCB | Hot Dogs and Cold Beer |