John Winthrop (1588-1649)
Jan 12 English Puritan lawyer and 1st governor of the Massachusetts Bay Colony, born in Edwardstone, England
- Feb 19 Pieter de Carpentier, Dutch administrator (Governor-General of Dutch East-Indies 1623-27, Gulf of Carpentaria named after him), born in Antwerp (d. 1659)
Thomas Hobbes (1588-1679)
Apr 5 English philosopher (Leviathan), born in Westport, England
- Apr 15 Claudius Salmasius [Claude Saumaise], French linguist, born in Semur-en-Auxois, France (d. 1653)
- May 13 Ole Worm, Danish physician, born in Aarhus, Denmark–Norway (d. 1654)
- May 28 Pierre Séguier, Chancellor of France, born in Paris (d. 1672)
- Jun 11 George Wither, English writer (Abuses Stript and Whipt), born in Hampshire, England (d. 1667)
- Sep 1 Henry II, Prince of Condé, French nobleman (d. 1646)
- Sep 8 Marin Mersenne, French mathematician (Number of Mersenne), born in Oizé, Maine, France (d. 1648)
- Nov 27 Valerius Andreas, Flemish historian, born in Dessel, North Brabant (d. 1655)
- Dec 10 Isaac Beeckman, Dutch scientist and philosopher, born in Middelburg, Netherlands (d. 1637)
- Dec 24 Constance of Austria, queen of Poland, born in Graz, Austria (d. 1631)