1773 in France

Events from the year 1773 in France.

Incumbents

24 February – Decision of the council reorganizing recovery of the poll tax on the bourgeoisie of Paris. Rents are recorded by Intendant Bertier de Sauvigny and the tax is calculated proportionally; the tax yield increases from 850,000 livres to 1,400,000 livres.
7 April or 24 May – Freemasonry in France: The 200 masonic lodges are reorganized within the Grand Orient de France in a vast relational system hierarchized by affiliation.
9 May – Hunger riots in Bordeaux.
13 October – Astronomer Charles Messier discovers the Whirlpool Galaxy, an interacting, grand design spiral galaxy located at a distance of approximately 31 million light-years, in the constellation Canes Venatici.
Lagrange presents his work on the secular equation of the Moon to the AcadÃÂ©mie FranÃÂ§aise, introducing the idea of the potential of a body. He also publishes on the attraction of ellipsoids and other mathematical matters.
Hilaire Rouelle discovers urea.
Louis-Bernard Guyton de Morveau proposes the use of "muriatic acid gas" (hydrogen chloride) for fumigation of buildings.
Antoine BaumÃÂ© publishes his textbook Chymie expÃÂ©rimentale et raisonnÃÂ©e in Paris.

6 April – Nicolas Viton de Saint-Allais, genealogist (died 1842)
2 September – Louis-Auguste-Victor, Count de Ghaisnes de Bourmont, Marshal of France (died 1846)
6 September – FranÃÂ§ois Fournier-SarlovÃÂ¨ze, military officer (died 1827)
14 September – Charles Lefebvre-Desnouettes, military officer (died 1822 at sea)
6 October – Louis Philippe I "Citizen King" of the French (died 1850)
12 December – Robert Surcouf, privateer, businessman and slave-trader (died 1827)