- Jan 31 Francois de Laval, Catholic saint, 1st Roman Catholic bishop of Quebec, born in Montigny-sur-Avre (d. 1708)
- Mar 14 Adam-Nicolas Gascon, composer, born in Liège, Belgium (d. 1668)
- Apr 23 Jan Adam Reincken, Dutch-German composer, born in Deventer, Netherlands (d. 1722)
- Apr 27 Johann Adam Reincken, German organist and composer, born in Deventer, Netherlands (d. 1722)
- May 26 William Petty, English political economist and statistician (Treatise of Taxes and Contributions), born in Romsey, England (d. 1687)
- May 30 Wallerant Vaillant, French painter and engraver, born in Lille, France (d. 1677)
- May 30 John Egerton, 2nd Earl of Bridgewater, English politician (d. 1686)
- Jun 15 Cornelis de Witt, Dutch statesman (Chatham)
Blaise Pascal
Jun 19 Blaise Pascal, French mathematician, physicist and Christian philosopher (Pascal's Law, Pascal's Wager), born in Clermont-Ferrand, France (d. 1662)

Blaise Pascal