| Guntersville Lake | |
|---|---|
 Guntersville Lake | |
  Guntersville Lake  Guntersville Lake | |
 Location of the lake in Alabama | |
| Location | Jackson / Marshall counties, Alabama, United States |
| Coordinates | 34°25′23″N 086°23′32″W / 34.42306°N 86.39222°W |
| Lake type | reservoir |
| Primary inflows | Tennessee River |
| Primary outflows | Tennessee River |
| Basin countries | United States |
| Max. length | 75 mi (121 km) |
| Surface area | 69,000 acres (28,000 ha) |
Guntersville Lake (generally referred to locally as Lake Guntersville) is an artificial lake in northern Alabama between Bridgeport and Guntersville.