Were Adolf Hitler and William Lawrence Bragg alive at the same time?
Yes. Adolf Hitler and William Lawrence Bragg were alive at the same time for 55 years, from 1890 to 1945.
Adolf Hitler was under a year old when William Lawrence Bragg was born.
William Lawrence Bragg was 55 when Adolf Hitler died, aged 56.
William Lawrence Bragg
Australian-born British physicist and X-ray crystallographer
Born 31 March 1890 · died 1 July 1971, aged 81