| Washington Lake | |
| Location: | Sibley County, Minnesota |
| Coordinates: | 44.6736°N -93.9397°W |
| Type: | lake |
| Pushpin Map: | Minnesota |
| Pushpin Map Alt: | Location of lake in Minnesota. |
Washington Lake is a lake in Sibley County, in the U.S. state of Minnesota. The first pioneers to settle at the lake being natives of Washington, D.C., caused the name to be selected.[1]