| River Lumburn | |
| Pushpin Map: | Devon#UK |
| Subdivision Type1: | Country |
| Subdivision Name1: | England |
| Subdivision Type2: | County |
| Subdivision Name2: | Devon |
| Mouth: | River Tavy |
| Mouth Location: | Tavistock |
| Mouth Coordinates: | 50.5255°N -4.165°W |
The Lumburn is a river on Dartmoor, Devon, England.
It is a tributary of the River Tavy.
The Painted Stream, Robin Armstrong, Dent, 1985,