| Blackduck Lake | |
| Location: | Beltrami County, Minnesota |
| Coordinates: | 47.7319°N -94.6192°W |
| Type: | lake |
| Pushpin Map: | Minnesota |
| Pushpin Map Alt: | Location of the lake in Minnesota. |
Blackduck Lake is a lake in Beltrami County, Minnesota, in the United States.
Blackduck Lake was named for the Ring-necked duck, Blackduck was named after this lake.[1]