| Abbreviation | Definition |
|---|---|
| GWCA | Georgia Wrestling Coaches Association |
| GWF | Galactic Wrestling Federation |
| GWF | German Wrestling Federation |
| GWF | Global Wrestling Federation |
| GWN | Global Wrestling Network |
| GYW | Global Youtube Wrestling |
| GYW | Green Youth Wrestling |
| HCW | Havoc Championship Wrestling |
| HIW | High Impact Wrestling |
| HIWC | High Impact Wrestling Canada |
| HIWF | High Intensity Wrestling Federation |
| HKW | Hard Knox Wrestling |
| HOW | Heroes Of Wrestling |
| HPW | Hoosier Pro Wrestling |
| HVWC | Holmen Viking Wrestling Club |
| HVWC | Hurricane Valley Wrestling Club |
| HWC | Hybrid Wrestling Coalition |
| HWF | Hardcore Wrestling Federation |
| HWO | Hardcore Wrestling Organization |
| HWR | Houston Wrestling Radio |