Siméon-Denis Poisson was born on June 21, 1781.
Siméon Denis Poisson was born on June 21, 1781.
Siméon Denis Poisson was born on June 21, 1781 and died on April 25, 1840. Siméon Denis Poisson would have been 58 years old at the time of death or 230 years old today.