| Gråhøi | |
| Other Name: | Gråhøe |
| Map: | Innlandet#Norway |
| Map Alt: | Map of the location |
| Label Position: | bottom |
| Coordinates: | 61.384°N 8.9899°W[1] |
| Location: | Innlandet, Norway |
| Elevation M: | 1779 |
| Prominence M: | 439 |
| Isolation Km: | 8.3 |
| Elevation Ref: | [2] |
Gråhøi is a mountain in Øystre Slidre Municipality in Innlandet county, Norway. The 1779m (5,837feet) tall mountain is located about northeast of the village of Beitostølen. The mountain is surrounded by several other notable mountains including Heimdalshøe to the northwest, Skaget to the southeast, Kvernhøi to the southwest, and Raslet to the west. The lake Vinstre lies to the south. The mountain sits on the eastern edge of the Valdresflye plateau.