Jaguari River (Paraíba do Sul)

The Jaguari River (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 292000 ha Mananciais do Rio Paraíba do Sul Environmental Protection Area, created in 1982 to protect the sources of the Paraíba do Sul river. The 180373 ha Fernão Dias Environmental Protection Area, created in 1997, also protects some of the headwaters.