Who Was Alive

Were Karl Marx and Ernst Haeckel alive at the same time?

Yes. Karl Marx and Ernst Haeckel were alive at the same time for 49 years, from 1834 to 1883.

Karl Marx was 15 when Ernst Haeckel was born.

Ernst Haeckel was 49 when Karl Marx died, aged 64.

Karl Marx

German-born philosopher

Born 5 May 1818 · died 14 March 1883, aged 64

Ernst Haeckel

German zoologist

Born 16 February 1834 · died 9 August 1919, aged 85

  1. Napoleon
  2. Abraham Lincoln
  3. Karl Marx
  4. Ernst Haeckel
  5. Mahatma Gandhi
  6. Vladimir Lenin
  7. Albert Einstein
  8. Adolf Hitler
  9. Ronald Reagan
Karl Marx and Ernst Haeckel 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.