1780 in France

• Monarch – Louis XVI{{cite web |title=BBC - History - King Louis XVI |url=https://www.bbc.co.uk/history/historic_figures/louis_xvi.shtml |website=www.bbc.co.uk |access-date=24 June 2022}}

• 17 April – Battle of Martinique

• 6 August – Georges Humann, financier and politician (died 1842)

File:Etienne_Bonnot_de_Condillac.jpg]]

• 25 January – André Levret, obstetrician (born 1703)
• 12 April – Camille, Prince of Marsan, nobleman and Prince of Lorraine (born 1725)
• 3 August – Étienne Bonnot de Condillac, philosopher (born 1715){{cite encyclopedia |title=Condillac, Étienne Bonnot de |page=172 |encyclopedia=Salmonsens Konversationsleksikon |volume=5 |year=1916 |edition=2 |editor=Blangstrup, Chr. |editor-link=Christian Blangstrup |publisher=J.H. Schultz Forlagsboghandel |location=Copenhagen |language=da |url=https://runeberg.org/salmonsen/2/5/0180.html |access-date=12 May 2015 }}
• 14 October – Pierre-Joseph Bourcet, tactician, general, chief of staff, mapmaker and military educator (born 1700)
• 16 November – Nicolas Joseph Laurent Gilbert, poet (born 1750)
• 15 December – Charles-Henri-Louis d'Arsac de Ternay, naval officer (born 1723)

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Category:1780s in France

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