1. Jan Borysovych Koum was born on February 24,1976 and is a Ukrainian-American billionaire businessman and computer programmer.
12 Facts About Jan Koum
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Jan Koum is the co-founder and former CEO of WhatsApp, a mobile messaging app which was acquired by Facebook in 2014 for US$19.3 billion.
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Yan Borysovych Jan Koum was born in Kyiv, then in the Ukrainian SSR, on February 24,1976 into a Jewish family.
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Jan Koum's father had intended to join the family later, but he never left Ukraine and died in 1997.
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Jan Koum's mother died in 2000 after a long battle with cancer.
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Jan Koum joined w00w00, a computer security think tank started in 1996, where he met future Napster creators Shawn Fanning and Jordan Ritter.
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In January 2009, Koum bought an iPhone and realized that the then seven-month-old App Store was about to spawn a whole new industry of apps.
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On February 9,2014, Zuckerberg asked Jan Koum to have dinner at his home, and formally proposed Jan Koum a deal to join the Facebook board.
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In 2014, Jan Koum donated $1 million to The FreeBSD Foundation and close to $556 million to the Silicon Valley Community Foundation.
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In October 2014, Jan Koum expressed regret, stating, "I am ashamed of the way I acted and ashamed that my behavior forced her to take legal action".
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In 2014, the media began saying that Jan Koum was dating Ukrainian model, Evelina Mambetova.
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In November 2023, Jan Koum acquired Chateau de la Garoupe in Cap d'Antibes on the French Riviera, previously owned by the Russian oligarch Boris Berezovsky, for about 65 million euros.