Tool
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.
Iain Armitage- Mason Thames is older than Iain Armitage by 1 year and 5 days.
- When Iain Armitage was born, Mason Thames was 1.
- Today Mason Thames is 19 and Iain Armitage is 18.
- On July 21, 2009, Mason Thames was exactly twice as old as Iain Armitage.
- Both are Cancer.
Famous age gaps
- Taylor Swift and Selena Gomez: Taylor Swift is older by 2 years, 7 months and 9 days.
- Leonardo DiCaprio and Kate Winslet: Leonardo DiCaprio is older by 10 months and 24 days.
- Lionel Messi and Cristiano Ronaldo: Cristiano Ronaldo is older by 2 years, 4 months and 19 days.
- Ariana Grande and Miley Cyrus: Miley Cyrus is older by 7 months and 3 days.
- Tom Cruise and Nicole Kidman: Tom Cruise is older by 4 years, 11 months and 17 days.
- Serena Williams and Venus Williams: Venus Williams is older by 1 year, 3 months and 9 days.
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