- Jul 3 Lafayette Curry Baker, American investigator spy and Brigadier General (Union Army), dies at 41
- Jul 6 Samuel Lover, Irish composer, dies at 71
- Jul 6 Sanosuke Harada, Shinsengumi Captain (b. 1840)
- Jul 7 Edward Coles, American anti-slavery advocate and politician (Governor of Illinois, 1822-26), dies at 81
- Jul 10 Carlo Conti, Italian composer, dies at 71
- Jul 15 William T. G. Morton, American dentist who first used ether as a surgical anaesthetic (HOF 1920), dies at 48
- Jul 16 Louis François Dauprat, French composer and horn player, dies at 87
- Jul 19 Soji Okita, Japanese samurai, 1st Captain of the Shinsengumi (b. 1842 or 1844)
- Jul 20 Antoine Prumier, French harpist and composer, dies at 75
- Jul 20 Johann Friedrich Kittl, Czech composer, dies at 62
- Jul 22 Zikmund Kolešovský, Czech composer, dies at 51
- Jul 24 George Cattermole, painter/illustrator, dies