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CFOTD

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Celebrity age gap calculator

Pick any two celebrities and see exactly how far apart they were born, who is older, and how old one was when the other was born.

  • Stephen Sondheim is older than John Lennon by 10 years, 6 months and 17 days.
  • When John Lennon was born, Stephen Sondheim was 10.
  • On April 29, 1951, Stephen Sondheim was exactly twice as old as John Lennon.
  • Stephen Sondheim is Aries and John Lennon is Libra.

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Famous age gaps

Birth dates and details from Wikidata (checked October 15, 2026, newest names added October 27, 2026). Ages update every day. Photos are freely licensed and credited on each profile. How we build this site · Report a mistake