Ferdinand II
Feb 15 Ferdinand II, King of Bohemia & Hungary and German Emperor (1619-37), dies at 58
- Mar 19 Péter Pázmány, Hungarian cardinal and statesman, dies at 66
- Apr 1 Niwa Nagashige, Japanese warlord, dies at 65
- May 10 Susanna van Baerle, Dutch wife of Constantine Huygens, dies at 37
- May 19 Isaac Beeckman, Dutch scientist and philosopher, dies at 48
- Jun 24 Nicolas-Claude Fabri de Peiresc, French astronomer (b. 1580)
Ben Jonson
Aug 6 Ben Jonson, English playwright and poet, dies at 65
- Aug 10 Johann Gerhard, German Lutheran leader (b. 1582)
- Aug 13 Dirck Bas, Dutch merchant, regent, government leader (OIC), dies
- Sep 14 Pierre Vernier, French mathematician and inventor of the vernier caliper used for taking accurate measurements, dies at 57
- Sep 29 Lorenzo Ruiz, Filipino-Chinese saint, dies by trial by torture by Tokugawa Shogunate in Japan at 42
- Oct 7 Victor Amadeus I, Duke of Savoy (1630-37), dies at 50
- Oct 14 Gabriello Chiabrera, Italian poet, dies at 86
- Oct 21 Laurens Reael, Dutch vice-governor of Ambon, poet, and admiral, dies at 54
- Oct 28 Foppe van Aitzema, diplomat, dies at about 57