| Piz Toissa | |
| Elevation M: | 2657 |
| Prominence M: | 310 |
| Prominence Ref: | [1] |
| Parent Peak: | Piz Platta |
| Location: | Graubünden, Switzerland |
| Map: | Switzerland |
| Range: | Oberhalbstein Alps |
| Coordinates: | 46.6189°N 9.5247°W |
Piz Toissa is a mountain of the Oberhalbstein Alps, located west of Salouf in the canton of Graubünden.