| Piz d'Err | |
| Elevation M: | 3378 |
| Elevation Ref: | [1] |
| Prominence M: | 153 |
| Prominence Ref: | [2] |
| Parent Peak: | Piz Calderas |
| Range: | Albula Range |
| Listing: | Mountains of Switzerland |
| Location: | Graubünden, Switzerland |
| Map: | Switzerland |
| Coordinates: | 46.5454°N 9.6915°W |
Piz d'Err is a mountain of the Albula Alps, overlooking Mulegns in the canton of Graubünden. It lies 1 km north of Piz Calderas.