| Lake Helen | |
| Coords: | 44.3229°N -107.2202°W |
| Basin Countries: | United States |
| Elevation: | 99680NaN0 |
| Pushpin Map: | Wyoming#USA |
| Pushpin Map Alt: | Location of Lake Helen in Wyoming, USA. |
Lake Helen is a lake in the U.S. state of Wyoming's Big Horn Mountains. It is in the Cloud Peak Wilderness Area and may only be accessed by backpacking or on horse. The elevation of the lake is 9968 feet.