David Diamond

David Diamond may refer to:
 * David Diamond (composer) (1915–2005), American composer
 * David Diamond (journalist)
 * David Diamond (screenwriter), American screenwriter
 * David Diamond (theatre), theatre artistic director
 * David Diamond, frontman and songwriter with Canadian band The Kings
 * David Diamond, guitarist/keyboardist for the band Berlin
 * David M. Diamond, neuroscientist
 * David Diamond (producer), American film producer