| Big Dummy Lake | |
| Location: | Barron County, Wisconsin |
| Coordinates: | 45.5733°N -91.9839°W |
| Type: | lake |
| Area: | 114acres |
| Pushpin Map: | Wisconsin |
| Pushpin Map Alt: | Location of lake in Wisconsin. |
Big Dummy Lake is a lake in Barron County, Wisconsin, in the United States. It has a maximum depth of 54 feet.[1]
The 114acres lake may be used for recreational boating and fishing.[2]