Katy
A girls’ name of Greek origin, meaning pure; a diminutive of Katherine.
Babies a year
113
the US, 2017
Rarity
Rare
among names in use
US popularity
—
outside the top 1000
UK popularity
#4201
5 babies
In 2025, 5 babies in England and Wales were named Katy. In the US, 113 were, though that figure is from 2017 — the most recent full year we hold. Its US peak was 674 in 1987.
Names about as common as Katy
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