| Lever River | |
| Source1 Location: | Tocantins state |
| Subdivision Type1: | Country |
| Subdivision Name1: | Brazil |
| Mouth: | Javaés River |
The Lever River is a river of Tocantins state in central Brazil. Part of the Tocantins basin, the Lever is a tributary of the Javaés River, which is itself a tributary of the Araguaia River.