| Marcio Lake | |
| Location: | Province of Bergamo, Lombardy |
| Coords: | 46.0022°N 9.7917°W |
| Type: | Natural freshwater lake |
| Pushpin Map: | Italy Lombardy |
| Basin Countries: | Italy |
| Length: | 560m (1,840feet) |
| Width: | 255m (837feet) |
| Elevation: | 1841m (6,040feet) |
| Islands: | several islets |
Marcio Lake is a lake in the Province of Bergamo, Lombardy, Italy.