Born On Your Day
Paul Karrer
UnknownUnknown, CC BY-SA 4.0, via Wikimedia Commons

scientistTop tier

Paul Karrer

Scientist · born April 21, 1889 · died 1971

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About

Paul Karrer was a Swiss organic chemist best known for his research on vitamins. He and British chemist Norman Haworth won the Nobel Prize for Chemistry in 1937.

Adapted from Wikipedia (CC BY-SA 4.0).

Milestones, by age

Dated facts from Wikidata; ages marked “about” come from year-only dates.

  1. ~48Received the Nobel Prize in Chemistry1937
  2. ~61Became rector1950

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Also born on April 21

Paul's most notable birthday twins

Mikhail Fridman
billionaire

Mikhail Fridman

Entrepreneur · Alfa Group

1964 · Russia

$15Bolder estimate, as of 2019 · Forbes

Mikhail Maratovich Fridman is a Ukrainian-born, Russian–Israeli tycoon and oligarch. He is one of the co-founders of Alfa-Group, a multinational Russian conglomerate. According to Forbes, he was the second-richest Russian as of 2013, moving down to ninth-richest Russian in 2023.

LetterOne Group, CC BY 2.0, via Wikimedia Commons

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Andie MacDowell
actor

Andie MacDowell

Actor

1958 · United States

Rosalie Anderson MacDowell is an American actress and former fashion model. MacDowell is known for her starring film roles in romantic comedies and dramas. She has modeled for Calvin Klein and has been a spokeswoman for L'Oréal since 1986.

Greg2600, CC BY-SA 2.0, via Wikimedia Commons

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Glen Hansard
actor

Glen Hansard

Actor

1970–2026 · Ireland

Glen James Hansard was an Irish singer-songwriter and actor. From Ballymun in northern Dublin, he busked from his teens. In 1990, he co-founded the Irish rock band the Frames, which he fronted.

Sven-Sebastian Sajak, CC BY-SA 4.0, via Wikimedia Commons

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James McAvoy
actor

James McAvoy

Actor

1979 · United Kingdom

James McAvoy is a Scottish actor and director. He made his acting debut as a teen in The Near Room (1995) and appeared mostly on television until 2003, when his film career began.

Gage Skidmore, CC BY-SA 3.0, via Wikimedia Commons

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Charlotte Brontë
author

Charlotte Brontë

Author

1816–1855 · United Kingdom of Great Britain and Ireland

Charlotte Nicholls, commonly known by her maiden name Charlotte Brontë, was an English novelist and poet, and was the elder sister of Emily, Anne and Branwell Brontë. She is best known for her novel Jane Eyre, which was first published under the pseudonym Currer Bell.

George Richmond, Public domain, via Wikimedia Commons

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