Alto Alegre dos Parecis (Brazilian Portuguese: [ˈawtu aˈlɛɡɾi dus paɾeˈsis]) is a municipality located in the Brazilian state of Rondônia. Its population was 13,255 (2020) and its area is 3,958 km.
The municipality contains 20% of the 384,055-hectare (949,020-acre) Corumbiara State Park, created in 1990. It also contained the 38,950-hectare (96,200-acre) Serra dos Parecis State Park, created in 1990 and cancelled in 2010.
