John Johnstone

John Johnstone may refer to:

• John Johnstone (athlete) (1892–1969), American Olympic track and field athlete
• John Johnstone (Australian politician) (1857–1931), member of the Victorian Legislative Assembly
• John Johnstone (baseball) (born 1968), American professional baseball player
• John Johnstone (footballer), English soccer player
• John Johnstone (footballer, born 1869) (died 1953), Scottish footballer (Kilmarnock FC and Scotland)
• John Johnstone (footballer, born 1902), Scottish footballer (Heart of Midlothian FC and Scotland)
• John Johnstone (mayor), mayor of New York, 1714–1719
• John Henry Johnstone (1749–1828), Irish actor and singer
• John Johnstone (East India Company) (1734–1795), officer of the British East India Company, MP for Dysart Burghs 1774–80
• John Johnstone (businessman) (1881–?), British businessman and jockey