César Guerra-Peixe, Brazilian violinist, composer, and conductor (b. 1914)
César Guerra-Peixe (March 18, 1914 – November 26, 1993) was a Brazilian violinist, composer, and conductor.

Guerra-Peixe was born in Petrópolis, son of Portuguese immigrants with Romani origins. His music can be heard in many Brazilian films, such as Terra é Sempre Terra, O Canto do Mar, Quero Essa Mulher Tanto Assim, Riacho de Sangue, Meu Nome é Lampião, and Soledade.As an ethnomusicologist, he wrote an important book Os Maracatus do Recife (1955, second edition 1980) on maracatu. He died in Rio de Janeiro.