Jean Sylvain Bailly

French astronomer, mathematician, freemason, and political leader (1736-1793)

Key facts

Preceded by: Jacques de Flesselles ( Provost of the Merchants )
Succeeded by: Jérôme Pétion de Villeneuve
Constituency: Paris
Born: ( 1736-09-15 ) 15 September 1736, Paris, France
Died: 12 November 1793 (1793-11-12) (aged 57), Paris, France
Cause of death: Guillotined
Party: Patriotic (1790–1791)
Alma mater: Academy of Sciences French Academy
Occupation: Astronomer mathematician politician

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Article

Jean Sylvain Bailly ( French: [ʒɑ̃ silvɛ̃ baji]; 15 September 1736 – 12 November 1793) was a French astronomer, mathematician, freemason, and political leader of the early part of the French Revolution. He presided over the Tennis Court Oath, served as the mayor of Paris from 1789 to 1791, and was ultimately guillotined during the Reign of Terror.

Scientific career