Philipp Lenard · Adolf Hitler Were Philipp Lenard and Adolf Hitler alive at the same time? Yes. Philipp Lenard and Adolf Hitler were alive at the same time for 56 years, from 1889 to 1945. Philipp Lenard was 26 when Adolf Hitler was born.Philipp Lenard was 82 when Adolf Hitler died, aged 56. Philipp LenardGerman physicistBorn 7 June 1862 · died 20 May 1947, aged 84Adolf HitlerDictator of Germany from 1933 to 1945Born 20 April 1889 · died 30 April 1945, aged 56 Karl MarxPhilipp LenardMahatma GandhiVladimir LeninAlbert EinsteinAdolf HitlerRonald ReaganNelson MandelaDonald Trump Philipp Lenard and Adolf Hitler 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.