Name meaning & stats
Katelyn
Katelyn means “pure (debated)” (Irish origin). 134,206 US babies since 1940, peak 1993.
What it means
“pure (debated)”
IrishDebated
A form of Caitlin.
In US birth records
Peak year: 1993
134,206 US babies were named Katelyn between 1940 and 2025.
Careers
Not enough notable people named Katelyn (or its spelling family) to say anything reliable yet. That's a gap in the data, not the name.
Spelling family
The most common spelling: 63% of the family
- Katelyn 63%
- Katelynn 14%
- Katlyn 9%
- Katelin 4%
- Katlin 3%
- Katlynn 2%
- Catelyn 1%
- Katilyn 1%
- Catlin 1%
- Katelynne 1%
Names that sound the same, grouped by Heyotag. Share of US babies since 1940.
Name twins (peaked around 1993)