- Aug 12 Robert Stewart, 2nd marguess of Londonderry, commits suicide, dies
Jean Baptiste Joseph Delambre (1749-1822)
Aug 19 French mathematician and astronomer (The History of Astronomy), dies at 72
- Aug 19 Melchor Lopez Jimenez, Spanish composer (Santiago de Compostela cathedral), dies at 62
William Herschel (1738-1822)
Aug 25 German-British astronomer (discovered Uranus), dies at 83