| Lake Fenton | |
| Coords: | 42.8347°N -83.7153°W |
| Basin Countries: | United States |
| Area: | 845acres |
| Max-Depth: | 92feet |
| Elevation: | 873feet |
| Pushpin Map: | Michigan |
| Pushpin Map Alt: | Location of the lake in Michigan. |
Lake Fenton is a lake in Fenton Charter Township, Genesee County in the U.S. state of Michigan.
The census-designated place Lake Fenton is named for the lake, which was also known as Long Lake.