Editing 1823 (section)

=== July–December ===
[[File:Belzoni1.jpg|thumb|110px|[[Giovanni Battista Belzoni]]]]
[[File:Gregorio Jose Ramirez y Castro.png|thumb|110px|[[Gregorio José Ramírez]]]]
* [[July 4]] – [[Estcourt Cresswell]], English politician (b. 1823)<ref>{{Cite web |title=CRESSWELL, Estcourt (c.1745-1823), of Bibury, nr. Cirencester, Glos. and Pinkney Park, Wilts. {{!}} History of Parliament Online |url=https://www.historyofparliamentonline.org/volume/1754-1790/member/cresswell-estcourt-1745-1823 |access-date=2024-10-26 |website=www.historyofparliamentonline.org}}</ref>
* [[July 8]] – Sir [[Henry Raeburn]], Scottish painter (b. 1756)<ref>{{cite web |title=Sir Henry Raeburn (1756-1823) |url=https://www.nrscotland.gov.uk/research/learning/hall-of-fame/hall-of-fame-a-z/raeburn-henry |website=National Records of Scotland |access-date=24 June 2022 |language=English |date=31 May 2013}}</ref>
* [[August 1]] – [[Francis Napier, 8th Lord Napier]] of Great Britain (b. 1758)
* [[August 7]] – [[Mátyás Laáb]], Croatian writer, translator (b. 1746)
* [[August 18]] – [[John Treadwell]], the fourth [[Governor of Connecticut]] (b. 1745)
* [[August 20]] – [[Pope Pius VII]], Italian Benedictine (b. 1742)
* [[August 22]] – [[Lazare Carnot]], French general, politician and mathematician (b. 1753)
* [[August 30]] – [[Pierre Prévost (painter)|Pierre Prévost]], French [[panorama]] painter (b. 1764)
* [[September 11]] – [[David Ricardo]], English economist (b. 1772)
* [[September 17]] – [[Abraham-Louis Breguet]], Swiss [[horologist]], inventor (b. 1747)
* [[September 23]] – [[Matthew Baillie]], Scottish physician, pathologist (b. 1761)
* [[September 28]] – [[Charlotte Melmoth]], English-born American actress (b. 1749)
* [[November 9]] – [[Vasily Kapnist]], Ukrainian-Russian poet, dramatist (b. 1758)
* [[November 11]] – [[Richard Richards (judge)|Richard Richards]], British judge and politician (b. 1752)
* [[December 3]] – [[Giovanni Battista Belzoni]], Italian explorer, pioneer archaeologist of Egypt (b. 1778)
* [[December 4]] – [[Gregorio José Ramírez]], Costa Rican politician, merchant and marine (b. 1796)