| Lac de Kruth-Wildenstein | |
| Pushpin Map: | France Alsace |
| Location: | Haut-Rhin |
| Coords: | 47.9556°N 6.9556°W |
| Type: | reservoir |
| Outflow: | Thur |
| Basin Countries: | France |
| Area: | 0.81km2 |
| Max-Depth: | 35m (115feet) |
| Elevation: | 545m (1,788feet) |
Lac de Kruth-Wildenstein is a lake in Haut-Rhin, France. At an elevation of 545 m, its surface area is 0.81 km2.