Jack Parsons (1914–1952) was an American rocket engineer and occultist.

Jack Parsons may also refer to:

• Jack Parsons (cricketer) (1890–1981), English first class cricketer for Warwickshire County Cricket Club
• Jack Parsons (producer) (1906–1971), British film producer
• Jack Parsons (sociologist) (1920–2006), British sociologist, advocate of population control

• John Parsons (disambiguation)

This disambiguation page lists articles about people with the same name.
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