- Sep 2 Johann F von Cronegk, German playwright (Olint und Sophronia)
- Sep 7 Damasus Brosmann, Moravian composer, born in Fulnek, Czech Republic (d. 1798)
- Sep 7 Elisabetta de Gambarini, English composer, born in Holles Street, St Marylebone, Middlesex (d. 1765)
- Sep 9 Francisco Javier Clavijero, Mexican Jesuit teacher and writer, born in Veracruz, Mexico (d. 1787)