John Avery may refer to:
Politics and law John Avery (MP for Old Sarum) (1362–1397), MP for Old Sarum John Avery (MP for Weymouth) (fl. 1393), MP for Weymouth John Avery Jr. (1739–1806), American politician; first Massachusetts Secretary of the Commonwealth John Avery (politician) (1824–1914), American physician and U.S. representative from Michigan John Avery (lawyer) (born 1948), Australian barrister
Others Henry Every (alias "John Avery", 1659–after 1699), English pirate John Avery (organ builder) (c. 1755–1807), English organ builder Skip Avery (John Thomas Avery, 1923–1990), American baseball player John Avery (police officer) (1927–2018), Australian police commissioner John Scales Avery (1933–2024), American physicist and chemist John Avery (gridiron football) (born 1976), American football player in the NFL and CFL John Avery (journalist), Belizean public utilities commissioner and journalist
See also Jack Avery (disambiguation) Avery John (born 1975), soccer player from Trinidad & Tobago