- Jul 2 Charles-Louis Hanon, French composer and piano pedagogue (The Virtuoso Pianist in 60 Exercises), born in Renescure, France (d. 1900)
- Jul 3 Louis Théodore Gouvy, German-French composer, born in Sarre, Kingdom of Prussia (now Saarbrücken-Schafbrücke, Germany) (d. 1898)
- Jul 8 Vatroslav Lisinski [Ignatius Fuchs], Croatian composer (Love and Malice), born in Zagreb, Kingdom of Croatia, Austrian Empire (d. 1854)
- Jul 20 Paul Henrion, French composer, born in Paris (d. 1901)