| Lake Dem | |
| Location: | Burkina Faso |
| Outflow: | White Volta |
| Basin Countries: | Burkina Faso |
| Length: | 5km (03miles) |
| Width: | 2km (01miles) |
| Elevation: | 304m (997feet) |
| Pushpin Map: | Burkina Faso |
| Pushpin Map Alt: | Location of Lake Dem in Burkina Faso. |
Lake Dem is a small lake in northern Burkina Faso, located to the north of Kaya, south of the Sahel Reserve and south-east of Lake Bam. It drains into the White Volta.[1] It is 5 km long and 2 km wide. It lies at an elevation of 304 m (997 feet).[2] The lake has been designated as a Ramsar site since 2009.