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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.

  • Mark Harmon is older than Leonardo DiCaprio by 23 years, 2 months and 9 days.
  • When Leonardo DiCaprio was born, Mark Harmon was 23.
  • Today Mark Harmon is 75 and Leonardo DiCaprio is 51.
  • On January 20, 1998, Mark Harmon was exactly twice as old as Leonardo DiCaprio.
  • Mark Harmon is Virgo and Leonardo DiCaprio is Scorpio.

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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