- Sep 8 Patrick Cotter O'Brien, Irish showman, first known eight-foot-tall person (stood 8-feet, 1-inch (246cm)), dies from strain of gigantism at 46 [1]
- Sep 9 William Paterson, American jurist and statesman (b. 1745)
- Sep 10 Johann C Adelung, German translator/librarian, dies at 74
- Sep 12 Christian Gottfried Thomas, German composer, publisher, and musicologist, dies at 58
- Sep 13 Charles James Fox, English politician (b. 1749)
- Sep 20 Utamaro Kitagawa, painter, dies