- Aug 13 Rasmus Bartholin, Danish physician, mathematician and physicist, born in Roskilde, Denmark (d. 1698)
- Aug 14 François de Harlay de Champvallon, Archbishop of Paris, born in Paris (d. 1695)
- Aug 20 Thomas Corneille, French playwright (Timocrates), born in Rouen, France (d. 1709)