Birth anniversary

Jean-Baptiste Biot

Born on April 21, 1774

252

Years ago

253rd anniversary next

The 253rd anniversary falls on April 21, 2027, in 178 days.

Jean-Baptiste Biot (French:; 21 April 1774 – 3 February 1862) was a French physicist, astronomer, and mathematician who co-discovered the Biot–Savart law of magnetostatics with Félix Savart, established the reality of meteorites, made an early balloon flight, and studied the polarization of light.

Text from Wikipedia, licensed under CC BY-SA 4.0

Explore

Share this anniversary

Related people4

1926–2022

Elizabeth II

Queen of the United Kingdom for 70 years, the longest reign of any British monarch.

RoyaltyWould be 100

View profile

Photo: Donald McKague · Public domain

1835–1910

Mark Twain

Samuel Langhorne Clemens (November 30, 1835 – April 21, 1910), known by the pen name Mark Twain, was an American writer, humorist, and essayist. He has been praised as the "greatest humorist the United States has produced", with William Faulkner calling him "the father of American literature".

Source: Wikipedia · CC BY-SA 4.0

LiteratureDied aged 74

View profile

Photo: A.F. Bradley, New York · Public domain

1936–2025

Pope Francis

Pope Francis (born Jorge Mario Bergoglio; 17 December 1936 – 21 April 2025) was the head of the Catholic Church and sovereign of Vatican City from 13 March 2013 until his death in 2025.

Source: Wikipedia · CC BY-SA 4.0

ReligionWould be 89

View profile

Photo: Korea.net / Korean Culture and Information Service (Jeon Han) · CC BY-SA 2.0

1883–1946

John Maynard Keynes

John Maynard Keynes, 1st Baron Keynes ( KAYNZ; 5 June 1883 – 21 April 1946), was an English economist whose writings are considered the basis for the school of thought known as Keynesian economics, as well as its various offshoots.

Source: Wikipedia · CC BY-SA 4.0

ScienceWould be 143

View profile

Photo: Unknown author · Public domain