List of Famous people with last name Koum

Jan Koum

First Name Jan

Last Name Koum

Born on February 24, 1976 (age 50)

Born in Ukraine

Net Worth $9.9B

Billionaire

Jan Koum is a Ukrainian American billionaire entrepreneur and computer programmer. He is the co-founder and was the CEO of WhatsApp, a mobile messaging application which was acquired by Facebook Inc. in February 2014 for US$19.3 billion.

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