William Nelson (born 18 December 1948) is an English singer, guitarist, songwriter, producer, painter, video artist, writer and experimental musician. He rose to prominence as the chief songwriter, vocalist and guitarist of the rock group Be-Bop Deluxe, which he formed in 1972. Nelson has been described as "one of the most underrated guitarists of the seventies art rock movement". In 2015, he was recognised with the Visionary award at the Progressive Music Awards.