Jack Holt

• Jack Holt (actor)
• Jack Holt (dinghy designer)
• Jack Holt (trainer), Australian racehorse trainer and philanthropist
• Jack Holt, character in Outcasts (TV series)
• Johnny Holt, also known as Jack Holt, Everton, Reading and England footballer
• Jack Holt (footballer), Australian rules footballer
• Jack Holt (musician), Australian musician