| Cleaver Lake | |
| Location: | Thunder Bay District, Ontario |
| Coords: | 48.9692°N -87.3797°W |
| Inflow: | Whitesand River |
| Outflow: | Whitesand River |
| Pushpin Map: | Ontario |
| Basin Countries: | Canada |
| Length: | 0.85km (00.53miles) |
| Width: | 0.2km (00.1miles) |
| Elevation: | 401m (1,316feet) |
Cleaver Lake is a lake in Thunder Bay District, Ontario, Canada. It is about 850m (2,790feet) long and 200m (700feet) wide, and lies at an elevation of 401m (1,316feet) about 19.5km (12.1miles) northwest of the community of Schreiber. The primary inflow and outflow is the Whitesand River, and the lake is immediately upstream of Zenith Lake.