John Peacock

John Peacock may refer to:


 * Joe Peacock (John Peacock, 1897–1979), England international footballer
 * John Peacock (piper) (c. 1756–1817), player of the Northumbrian smallpipes
 * John Peacock (songwriter) (died 1867), English poet and songwriter
 * John Peacock (footballer) (born 1956), manager of the England national under-17 football team
 * John A. Peacock (born 1956), Professor of Cosmology at the University of Edinburgh
 * John Michael Peacock, England-born frontier leader and politician of the Cape Colony
 * John Thomas Peacock (1827–1905), New Zealand politician
 * Johnny Peacock (1910–1981), American baseball catcher
 * Johnny Peacock (American football) (born 1947), American football player
 * Jonnie Peacock (born 1993), English paralympic sprint runner