Bagé () is a city located in the state of Rio Grande do Sul, Brazil. In 2020, its population was 121,335 in a total area of 4,096 km2. It was the seventeenth largest city in the state according to the 2011 census. The city was founded in 1811 and given city status in 1859. Due to its strategic border location, Bagé has remained of significant military importance. Prior to official reorganization as a city, Bagé was seized by military forces from Paraguay and Argentina.