| Abbreviation | Definition |
|---|---|
| RHC | red hair color |
| RHC | red hair colour |
| RHC | Red Hat Cloud |
| RHC | Red Hook Crit |
| RHC | Red Hook Criterium |
| RHC | Reddit Hockey Club |
| RHC | Regional Health Commission |
| RHC | Renewable Heating and Cooling |
| RHC | Right Hand Column |
| RHC | right handed current |
| RHC | Roberto Hernández Center |
| RHC | Robinson Helicopter Company |
| RHC | Rock Hard Coliseum |
| RHC | Ross Hayes Citrullo |
| RHC | Ruggedized Handheld Computer |
| RHC | Rural Health Centers |
| RHC | Rural Health Clinics |
| RHCC | Regional Hispanic Chamber of Commerce |
| RHCC | Rural Health Clinic of the Cumberlands |
| RHCD | Rolling Hills Country Day |