US Popularity:20382
Origin:Gaelic
Meaning:girl, pure
Cailin is a feminine name of Gaelic origin. While it comes from the Irish word Cailín, meaning “girl,” it also comes from the name Caitlin, meaning “pure.” If you want to remind baby that they’re a sweet, innocent soul, the name Cailin will make for a beautiful fit.
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How Popular Is The Name Cailin?

U.S. Births

Overall:Cailin is currently #20382 in U.S. births
Girl:Cailin is currently #12153 in U.S. births

Yearly Ranking Change:

Year:
2025
#12153
in 2025
- 4516
from 2024
In comparison to the previous year's data

Baby Name Lists That Include Name Cailin

Check out these related baby names lists to discover more baby boy and baby girl names and meanings.

Sibling Name Ideas

Are you looking for a sibling name for Cailin? Here are some great options:
Sources

  • Behind the Name, Cailin, January 2019

  • Name Doctor, Cailin

  • Name Doctor, Caitlin

  • 100,000 Baby Names by Bruce Lansky pg. 98

Learn how we keep our content accurate and up-to-date by reading ourmedical review and editorial process.

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