Jean Sylvain Bailly | |
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![]() Portrait by Jean-Laurent Mosnier, 1789 | |
Mayor of Paris | |
Preceded by | Jacques de Flesselles (Provost of the Merchants) |
Succeeded by | Jérôme Pétion de Villeneuve |
1st President of the National Constituent Assembly | |
In office 17 June 1789 – 3 July 1789 | |
Preceded by | Office established |
Succeeded by | Jean Georges Lefranc de Pompignan |
Deputy of the Estates-General | |
In office 5 May 1789 – 9 July 1789 | |
Constituency | Paris |
Personal details | |
Born | Paris, France | 15 September 1736
Died | 12 November 1793 Paris, France | (aged 57)
Cause of death | Guillotined |
Political party | Patriotic (1790–1791) |
Residence(s) | Paris (1736–1791) Nancy (1791–1793) |
Alma mater | Academy of Sciences French Academy |
Profession | Astronomer, mathematician, politician |
Signature | ![]() |
Jean Sylvain Bailly (French pronunciation: [ʒɑ̃ silvɛ̃ baji]; 15 September 1736 – 12 November 1793[1]) was a French astronomer, mathematician, freemason,[2][3] 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.