Jaguari River (Paraiba do Sul)
General data
- Name: Jaguari River (Paraiba do Sul)
- Water system: Paraiba do Sul River
- Water type: River
- Progression: Paraiba do Sul River -> Atlantic Ocean -> Planet Earth
- Climates: Tropical
- Continents: South America
- Countries: Brazil
The Jaguari River (Portuguese: Rio Jaguari) is a river of São Paulo state in southeastern Brazil. It is a tributary of the Paraíba do Sul. The headwaters are protected by the 292,000 hectares Mananciais do Rio Paraíba do Sul Environmental Protection Area, created in 1982 to protect the sources of the Paraíba do Sul river. The 180,373 hectares Fernão Dias Environmental Protection Area, created in 1997, also protects some of the headwaters.