Karl Marx · Heinrich Hertz Were Karl Marx and Heinrich Hertz alive at the same time? Yes. Karl Marx and Heinrich Hertz were alive at the same time for 26 years, from 1857 to 1883. Karl Marx was 38 when Heinrich Hertz was born.Heinrich Hertz was 26 when Karl Marx died, aged 64. Karl MarxGerman-born philosopherBorn 5 May 1818 · died 14 March 1883, aged 64Heinrich HertzGerman physicistBorn 22 February 1857 · died 1 January 1894, aged 36 NapoleonAbraham LincolnKarl MarxHeinrich HertzMahatma GandhiVladimir LeninAlbert EinsteinAdolf Hitler Karl Marx and Heinrich Hertz 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.