| Acronym | Definition |
|---|
| GRHS➣George Ranch High School (Richmond, TX) |
| GRHS➣Glen Ridge High School (Glen Ridge, NJ) |
| GRHS➣Glen Rock High School (New Jersey) |
| GRHS➣Gila Ridge High School (Yuma, AZ) |
| GRHS➣Germans from Russia Heritage Society |
| GRHS➣Grand Rapids High School (Grand Rapids, MI) |
| GRHS➣Green Run High School (Virginia Beach, VA) |
| GRHS➣Gateway Regional High School |
| GRHS➣Gabriel Richard High School (Riverview, MI) |
| GRHS➣God Rest His Soul |