Caitlin
A girls’ name of Irish origin, meaning pure; form of Caitríona.
Babies a year
33
England and Wales, 2025
Rarity
Rare
among names in use
US popularity
—
outside the top 1000
UK popularity
#1028
33 babies
In 2025, 33 babies in England and Wales were named Caitlin. In the US, 159 were, though that figure is from 2017 — the most recent full year we hold. Its US peak was 7,245 in 1988.
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