- Sep 12 William Dugdale, English antiquarian and Garter King of Arms (1677-86), born in Shustoke, Warwickshire, England (d. 1686)
- Sep 17 Francesco Sacrati, Italian composer, born in Parma, Italy (d. 1650)
- Sep 23 Daniel von Czepko, German poet
- Sep 28 Ismaël Bullialdus, French astronomer (Astronomia Philolaica) and mathematician, born in Loudun, Vienne, France (d. 1694)