Others
- John Avery (police commissioner) (born 1943), New South Wales Police, Australia
- John Scales Avery (born 1933), physicist and chemist
- John Avery, one of the many aliases of the notorious pirate Henry Every
- John Avery (journalist), editor of Belize's Guardian newspaper
- John Avery (American football) (born 1976), former National Football League running back, then a Canadian Football League player
- John Avery, Jr. (1739–1806), former Massachusetts Secretary of the Commonwealth
- John Avery (educator), first American on the Royal Asiatic Society of Great Britain and Ireland
- John Avery (actor)
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