Euclides da Cunha is a municipality located in the state of Bahia, Brazil. It serves as a local administrative center within the region.
The name of the city honors Euclides da Cunha, who was a prominent Brazilian journalist, sociologist, and engineer. He is best known for his significant literary contribution, Os Sertões, which provides a non-fictional account of the military expeditions conducted by the Brazilian government during the War of Canudos.