- Jul 2 Hardenack Otto Conrad Zinck, German-Danish composer, born in Husum, Germany (d. 1832)
- Jul 7 Ludwig Wenzel Lachnith, Bohemian horn player and composer, born in Prague, Bohemia (now Czech Republic) (d. 1820)
- Jul 16 Giuseppe Piazzi, Italian astronomer (found 1st asteroid-Ceres), born in Ponte in Valtellina, Italy (d. 1826)
- Jul 25 Bernardo de Gálvez, Spanish military leader and colonial administrator (Spanish Governor of Louisiana and Cuba, 1777-83, Viceroy of New Spain, 1785-6), born in Macharaviaya, Spain (d. 1786)
- Jul 28 Thomas Heyward, signed US Declaration of Independence, born in St. Luke's Parish, South Carolina (d. 1809)