- Jul 7 James Murrell Shackelford, American lawyer, judge, and Brigadier General (Union Army), born in Lincoln County, Kentucky (d. 1909)
- Jul 7 William Montague Browne, Brigadier General (Confederate Army)
- Jul 17 Frederick Able, English chemist and inventor (cordiet), born in Woolwich, England (d. 1902)
- Jul 18 Pierre-Lambert Goossens, Belgian archbishop of Mechelen and Cardinal Primate of Belgium, born in Perk, Steenokkerzeel, Belgium (d. 1906)
- Jul 19 Mangal Pandey, Indian Sepoy (soldier) in the 34th Bengal Native Infantry (B.N.I.) regiment of the British East India Company, born in Nagwa, Ballia district, India (d. 1857)
- Jul 19 Wilhelm Kalliwoda, Bohemian-German pianist, composer, kapellmeister, and music teacher, born in Donaueschingen, Grand Duchy of Baden (now Germany) (d. 1893)
- Jul 23 Pieter Caland, Dutch hydraulic engineer (New Waterway), born in Zierikzee, Zeeland, Netherlands (d. 1902)
- Jul 24 Julius A. De Lagnel, American Brigadier General (Confederate Army), born in Newark, New Jersey (d. 1912)