Karl Marx · Hendrik Lorentz Were Karl Marx and Hendrik Lorentz alive at the same time? Yes. Karl Marx and Hendrik Lorentz were alive at the same time for 29 years, from 1853 to 1883. Karl Marx was 35 when Hendrik Lorentz was born.Hendrik Lorentz was 29 when Karl Marx died, aged 64. Karl MarxGerman-born philosopherBorn 5 May 1818 · died 14 March 1883, aged 64Hendrik LorentzDutch physicistBorn 18 July 1853 · died 4 February 1928, aged 74 NapoleonAbraham LincolnKarl MarxHendrik LorentzMahatma GandhiVladimir LeninAlbert EinsteinAdolf HitlerRonald Reagan Karl Marx and Hendrik Lorentz 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.