- Jul 2 Gervasio Antonio de Posadas, Argentine politician and 1st Supreme Director of the United Provinces of the Río de la Plata, dies at 76
Nicéphore Niépce (1765-1833)
Jul 5 French inventor and pioneer of photography, dies at 68
- Jul 18 Joseph Comb, missionary to Moluccas, dies at 63
- Jul 20 Ninian Edwards, American politician (Governor of Illinois Territory, 1809–1813; U.S. Senator from Illinois, 1818–1824; Governor of Illinois 1826–1830), dies of cholera at 58
- Jul 27 Bartolomea Capitanio, Italian teacher, co-foundress of the Sisters of Charity of Lovere, and saint, dies of tuberculosis at 26
- Jul 27 William Bainbridge, American naval officer, dies at 59
William Wilberforce (1759-1833)
Jul 29 British politician, philanthropist and leader of the movement to abolish the slave trade, dies at 73
Assassination
Car Crash
Hanging
Killed in Action
Plane Crash
Poisoning