Cosme Delgado (, Cartaxo â 17 September 1596, ÃÂvora) was a Portuguese Renaissance composer. He was born in Cartaxo and held the positions of cantor and mestre de capela at the Cathedral of ÃÂvora, where he was well renowned both as a composer and as a teacher. The most important of his students was Manuel Mendes, a relevant figure of the Portuguese polyphonic school. His works â masses, motets, lamentations, and one theorical essay â were left by testament to the Convent of Espinheiro in ÃÂvora.