Dona Francisca Reservoir
                    General data
- Name: Dona Francisca Reservoir
 - Water system: Lagoa dos Patos
 - Water type: Artificial lake
 - Progression: Jacui River -> Guaiba River -> Lagoa dos Patos -> Rio Grande Channel -> Atlantic Ocean -> Planet Earth
 - Climates: Tropical
 - Continents: South America
 - Countries: Brazil
 
Dona Francisca Reservoir / Dam / Hydroelectric Plant is located on the Rio Jacuí in the state of Rio Grande do Sul, between the municipalities of Agudo and Nova Palma. The Dona Francisca Hydroelectric Plant (Portuguese: Usina Hidrelétrica Dona Francisca) is a hydroelectric plant on the Jacuí River in the state of Rio Grande do Sul, Brazil, completed in 2001. It delivers 80 MW guaranteed power.