Original: Josquin des Prez ( c. 1450 to 1455 -- August 27 , 1521 ) , often referred to simply as Josquin , was a Franco-Flemish composer of the Renaissance .
Simplified: Josquin des Prez ( born near St Quentin some time between 1450 and 1455 ; died St Condé-sur-l'Escaut , 27 August 1521 ) was a French composer .