Who Was Alive

Were Isaac Newton and Montesquieu alive at the same time?

Yes. Isaac Newton and Montesquieu were alive at the same time for 38 years, from 1689 to 1727.

Isaac Newton was 46 when Montesquieu was born.

Montesquieu was 38 when Isaac Newton died, aged 84.

Isaac Newton

English mathematician and physicist

Born 25 December 1642 (Julian calendar) · died 20 March 1727 (Julian calendar), aged 84

Montesquieu

French philosopher

Born 18 January 1689 · died 10 February 1755, aged 66

Isaac Newton and Montesquieu in bold, with some of their best-known contemporaries. Drag across to see the age each reached in any year. Faded ends mark uncertain dates.