| Abbreviation | Definition |
|---|---|
| GOPAC | Greater Orlando Performing Arts Company |
| GOTE | Goal, Obstacle, Tactics, Expectation (acting theory) |
| GPAC | Geelong Performing Arts Centre |
| GPAC | Germantown Performing Arts Center |
| GPAC | Givens Performing Arts Center |
| GPAS | Greece Performing Arts Society |
| GPSA | Ghetto Public Service Announcment |
| GSA | Guildford School of Acting |
| GSOD | Glenns' School Of Dance |
| GSOM | Golden State Of Mind |
| GSOV | Gilbert and Sullivan Opera Victoria |
| GSOW | Grand Strand Opera Workshop |
| GTC | Glacity Theatre Collective |
| GTC | Green Theatre Collective |
| GWCF | Greater Worcester Community Foundation |
| GWOS | Great Witley Operatic Society |
| GWW | Great White Way |
| GYTS | Grantham Youth Theatre Society |
| HA | Hero Arts |
| HAPA | Hammond Academy for the Performing Arts |