Arthur William Oldham (6 September 1926 – 4 May 2003) was an English composer and choirmaster. He founded the Edinburgh Festival Chorus in 1965, the Chorus of the Orchestre de Paris in 1975, and the Concertgebouw Orchestra Chorus in Amsterdam in 1979. He also worked with the Scottish Opera Chorus 1966-74 and directed the London Symphony Chorus 1969-76. For his work with the LSO Chorus, he won three Grammy Awards. He was also a composer, mainly of religious works, but also a ballet and an opera.