John McCallum (disambiguation)

John McCallum (born 1950) is a Canadian politician.

John McCallum may also refer to:
 * John McCallum (actor) (1918–2010), Australian actor
 * John McCallum (Australian politician) (1892–1973), Australian politician
 * John McCallum (badminton) (1883–1967), Irish badminton player and administrator
 * John McCallum (naval architect) (1920–1995), Scottish naval architect
 * John McCallum (sports writer) (1924–1988), American sportswriter and author
 * John Donaldson McCallum (fl. 1881–1926), Scottish minister
 * John McCallum (British politician) (1847–1920), Scottish soap manufacturer and politician