Jack Strong

Jack Strong may refer to:
 * Jack Strong (film), a 2014 Polish political thriller film
 * CIA pseudonym of Colonel Ryszard Kukliński, a Cold War-era Polish spy for NATO
 * Jack Strong (footballer) (1884–?), Australian rules footballer
 * Jack Strong, bassist with The Acacia Strain
 * Jack Boynton Strong (1930–2015), American politician