American exercise instructor (1914–2011)
Jack LaLanne
Francois Henri "Jack" LaLanne was an American fitness and nutrition guru and motivational speaker.
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American exercise instructor (1914–2011)
Francois Henri "Jack" LaLanne was an American fitness and nutrition guru and motivational speaker.
Read biography ↗American author, journalist and social activist (1876–1916)
John Griffith London, better known as Jack London, was an American novelist, journalist and activist.
Read biography ↗American actor and filmmaker (born 1937)
John Joseph Nicholson is an American retired actor and filmmaker.
Read biography ↗American rocket engineer
John Whiteside Parsons was an American rocket engineer, chemist, and Thelemite occultist.
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Jack Tramiel was a Polish-American businessman and Holocaust survivor, best known for founding Commodore International.
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Jack Leonard Warner was a Canadian-born American film executive, who was the president and driving force behind the Warner Bros.
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John Anthony White is an American musician who was the guitarist and lead vocalist of the rock duo the White Stripes.
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