David or Dave Peacock may refer to:

• Dave Peacock (businessman) (born 1968), former president of Anheuser-Busch
• Dave Peacock (musician) (born 1945), English musician and bass guitarist
• David Peacock (American football) (1890–?), American college football player, coach and politician
• David Peacock (bowls) (born 1970), British lawn bowler
• David Peacock (theatre administrator) (1924-2000), British theatre administrator

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