Who Was Alive

Were Leo XII and Karl Marx alive at the same time?

Yes. Leo XII and Karl Marx were alive at the same time for 10 years, from 1818 to 1829.

Leo XII was 57 when Karl Marx was born.

Karl Marx was 10 when Leo XII died, aged 68.

Leo XII

Pope of the Catholic Church from 1823 to 1829

Born 2–22 August 1760 · died 10 February 1829, aged 68

Karl Marx

German-born philosopher

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

  1. Leo XII
  2. Napoleon
  3. Abraham Lincoln
  4. Charles Darwin
  5. Karl Marx
  6. Leo Tolstoy
  7. Mahatma Gandhi
  8. Vladimir Lenin
  9. Albert Einstein
Leo XII and Karl Marx 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.