Who Was Alive

Were Pierre de Fermat and Isaac Newton alive at the same time?

Yes. Pierre de Fermat and Isaac Newton were alive at the same time for 22 years, from 1642 to 1665.

Pierre de Fermat was 35 or 36 when Isaac Newton was born.

Isaac Newton was 22 when Pierre de Fermat died, aged 57 or 58.

Pierre de Fermat

French mathematician and lawyer

Born 1607 · died 12 January 1665, aged 57 or 58

Isaac Newton

English mathematician and physicist

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

  1. Miguel de Cervantes
  2. Galileo Galilei
  3. William Shakespeare
  4. René Descartes
  5. Pierre de Fermat
  6. Isaac Newton
  7. Johann Sebastian Bach
  8. Voltaire
  9. Jean-Jacques Rousseau
  10. Immanuel Kant
Pierre de Fermat and Isaac Newton 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.