Ocoi River From Wikipedia, the free encyclopedia River in Brazil CountryBrazillocationParaná stateOcoi RiverLocationCountryBrazilPhysical characteristicsSource • locationParaná state The Ocoi River is a river of Paraná state in southern Brazil. It is a tributary to the River Paraná. List of rivers of Paraná References Brazilian Ministry of Transport 25°12′S 54°28′W / 25.200°S 54.467°W / -25.200; -54.467 This article related to a river in Paraná, Brazil is a stub. You can help Wikipedia by expanding it.vte Related Articles~TimelinesTop QsFact Checks