Sergey Mikhaylovich Brin (Russian: Серге́й Миха́йлович Брин; born August 21, 1973) is an American computer scientist and Internet entrepreneur born in USSR. Together with Larry Page, he co-founded Google. Brin was the president of Google's parent company Alphabet Inc, until stepping down from the role on December 3, 2019. As of October 2019, Brin is the 10th-richest person in the world, with an estimated net worth of US$53.8 billion.