Found 4 full forms for YHY
| Term | Full Form | Category |
|---|---|---|
| YHY | Hay River Municipal Airport, Hay River, NorthWest Territories, Canada 
| Others |
| YHY | Yolcu Hava Yastigi
| Others |
| YHY | Youth Helping Youth
| Others |
| YHY | Yuet Heung Yuen
| Others |