Oscar Castro-Neves (May 15, 1940 - September 27, 2013), was a Brazilian guitarist, arranger, and composer who is considered a founding figure in the bossa nova music style. Oscar was born in Rio de Janeiro, Brazil, one of triplets in a highly musical family. Along with Antonio Carlos Jobim, João Gilberto and a handful of other young composers, he emerged in the early 1960s as one of the founding figures of the musical movement that became known worldwide as bossa nova.