| River Leven | |
|---|---|
 The mouth of the Leven. | |
 | |
| Location | |
| Country | England |
| Physical characteristics | |
| Source | |
| • location | Kildale Moor, North Yorkshire |
| • coordinates | 54°27′50″N 1°2′47″W / 54.46389°N 1.04639°W |
| • elevation | 279 metres (915 ft) |
| Mouth | |
• location | River Tees at Yarm |
• coordinates | 54°30′31″N 1°20′12″W / 54.50861°N 1.33667°W |
• elevation | 16 metres (52 ft) |
| Length | 46.2 kilometres (28.7 mi) |
| Basin size | 196.3 square kilometres (75.8 sq mi) |
The River Leven (pronounced /ˈlivən/) in North Yorkshire, England is a tributary of the River Tees. It rises on Warren Moor, part of Kildale Moor, in the North York Moors and flows to the north of the moors to join the River Tees at Yarm.