| Tibagi River | |
| Source1 Location: | Paraná state |
| Mouth Location: | Paranapanema River |
| Subdivision Type1: | Country |
| Subdivision Name1: | Brazil |
The Tibagi River (Portuguese, Rio Tibagi, also spelled Tibagy and Tibají) is a river of Paraná state in southern Brazil. It is a tributary of the Paranapanema River.