Nelson José Pinto Freire was a Brazilian classical pianist. Regarded as one of the greatest pianists of his generation, he was noted for his "decorous piano playing" and "interpretive depth". His extensive discography for labels such as Sony Classical, Teldec, Philips, and Decca has garnered awards including the Gramophone Award and Diapason d'Or. Freire appeared as soloist with the world's most prestigious orchestras, including the Berlin Philharmonic, the London Symphony Orchestra, the Royal Concertgebouw Orchestra and the New York Philharmonic. He played and recorded piano duo music with Martha Argerich, a long-time musical and personal friend.