Stanley Druckenmiller

Len Blavatnik

Entrepreneur · Access Industries

1957 · United States

$17.7Bolder estimate, as of 2019 · Forbes

Sir Leonard Blavatnik is a British-American businessman and philanthropist. As of April 2025, Forbes estimated his net worth at $26.5 billion, ranking him the 75th-richest person in the world.

Mark Neyman, CC BY-SA 3.0, via Wikimedia Commons

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Kumar Mangalam Birla

Entrepreneur

1967 · India

$11.1Bolder estimate, as of 2019 · Forbes

Kumar Mangalam Birla is an Indian billionaire businessman. He is the chairman of the Aditya Birla Group, one of the largest conglomerates in India.

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Steffi Graf

Athlete

1969 · Germany

Stefanie Maria Graf, known professionally as Steffi Graf and preferring to be called Stefanie since 2001, is a German former professional tennis player.

Steffi_Graf_in_Hamburg.jpg: Mark Henckel from Hamburg-Altona, Deutschland (http://sommer-in-hamburg.de/) derivative work, CC BY-SA 2.0, via Wikimedia Commons

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Boy George

Musician

1961 · United Kingdom

George Alan O'Dowd, known professionally as Boy George, is a British musician, songwriter and DJ who rose to fame as the lead singer of the pop band Culture Club. He is also a solo artist and was the lead singer of the band Jesus Loves You.

Dean Stockings, CC BY-SA 4.0, via Wikimedia Commons

Karl Landsteiner

Scientist

1868–1943 · United States

Karl Landsteiner was an Austrian-American biologist, physician, and immunologist. He emigrated with his family to New York in 1923 at the age of 55 for professional opportunities, working for the Rockefeller Institute.

Bachrach Studios, Public domain, via Wikimedia Commons

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James Black

Inventor

1924–2010 · United Kingdom

Sir James Whyte Black was a Scottish physician and pharmacologist. Together with Gertrude B. Elion and George H.

Unknown authorUnknown author, CC BY 4.0, via Wikimedia Commons

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