Benito Mussolini · Adolf Hitler Were Benito Mussolini and Adolf Hitler alive at the same time? Yes. Benito Mussolini and Adolf Hitler were alive at the same time for 56 years, from 1889 to 1945. Benito Mussolini was 5 when Adolf Hitler was born.Adolf Hitler was 56 when Benito Mussolini died, aged 61. Benito MussoliniDictator of Italy from 1922 to 1945Born 29 July 1883 · died 28 April 1945, aged 61Adolf HitlerDictator of Germany from 1933 to 1945Born 20 April 1889 · died 30 April 1945, aged 56 Mahatma GandhiVladimir LeninAlbert EinsteinBenito MussoliniAdolf HitlerRonald ReaganNelson Mandela Benito Mussolini 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.