Maria Bethânia Viana Telles Veloso (Portuguese pronunciation: [maˈɾiɐ beˈtɐ̃niɐ]; born June 18, 1946), known by her stage name Maria Bethânia, is a Brazilian MPB singer. Born in Santo Amaro, Bahia, she started her career in Rio de Janeiro in 1964 with the show "Opinião" ("Opinion"). Due to its popularity, with performances all over the country, and the popularity of her 1965 single "Carcará", the artist became a star in Brazil.

Bethânia is sister of the singer-songwriter Caetano Veloso and of the writer-songwriter Mabel Velloso, as well as being aunt of the singers Belô Velloso and Jota Velloso.