William Caesar Warfield (January 22, 1920 – August 25, 2002), was an American concert bass-baritone singer and actor. One of his earliest professional engagements was in Marc Blitzstein's Broadway opera, Regina. His breakthrough came when he gave his recital debut in New York's Town Hall in 1950. He went on to produce a highly acclaimed album of selections from Porgy and Bess with his wife, Leontyne Price in 1963.