Who Was Alive

Were Robert A. Heinlein and Donald Trump alive at the same time?

Yes. Robert A. Heinlein and Donald Trump were alive at the same time for 41 years, from 1946 to 1988.

Robert A. Heinlein was 38 when Donald Trump was born.

Donald Trump was 41 when Robert A. Heinlein died, aged 80.

Robert A. Heinlein

American author and aeronautical engineer

Born 7 July 1907 · died 8 May 1988, aged 80

Donald Trump

President of the United States

Born 14 June 1946 · living, 80 as of September 2026

  1. Albert Einstein
  2. Adolf Hitler
  3. Robert A. Heinlein
  4. Ronald Reagan
  5. Donald Trump
  6. Vladimir Putin
  7. Michael Jackson
  8. Barack Obama
Robert A. Heinlein and Donald Trump 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.