Kaytlyn
Recorded 1985–2025 · United States
Kaytlyn was most popular in 1998, when 158 American babies were given the name — ranking #2,062 that year. In 2025 it ranked #22,044, with 6 births. Across 1880–2025 the Social Security Administration has recorded 2,722 people named Kaytlyn.
Kaytlyn over time
How old is the name Kaytlyn?
Kaytlyn first appears in Social Security Administration records in 1985, which makes it about 40 years old as a recorded American name. It has been recorded in 41 of the 41 years since.
How many people are named Kaytlyn?
The Social Security Administration has recorded 2,722 American births named Kaytlyn between 1880 and 2025. That is recorded US births, not a world population — it counts people issued a Social Security number at birth in the United States. Of those, roughly 2,686 are estimated to be alive today.
How many babies were named Kaytlyn in 2025?
6 American babies were named Kaytlyn in 2025, ranking #22,044 that year.
Is Kaytlyn getting more or less popular?
Kaytlyn is falling. Across 2021–2025 it averaged 11 births a year, against 27 a year across 2011–2015 — a change of -61% over the decade.
Measured on recorded births. American births overall have fallen since 2007, so most established names lose births over any recent decade — a name can shed births and still hold its rank. Compare the rank above, which is measured against the other names of the same year.
Is Kaytlyn a boy’s or a girl’s name?
Across the whole record Kaytlyn is a girl’s name — 100.0% of the 2,722 Americans given it were girls and 0.0% were boys. In births since 2016 it is 100% girls and 0% boys.
Counted from every US birth the Social Security Administration recorded under this name, so it reflects use rather than opinion. A name given to fewer than five babies of one sex in a year is withheld at source and is not counted.
How old is someone named Kaytlyn?
Roughly 2,686 Americans named Kaytlyn are alive today — 99% of everyone ever recorded with the name. The median is 27 years old, and half are between 21 and 31. That is a narrow band: Kaytlyn arrived and faded within about a decade rather than staying in steady use.
An estimate, not a count. Recorded births are carried forward through the Social Security Administration’s 2023 period life table, by age and sex. That table describes mortality in one recent year, so it credits the oldest cohorts with today’s survival rather than the harsher rates they actually lived through — the further back a name peaked, the more this will overstate how many remain. It counts people issued a Social Security number at birth, not immigrants who arrived later.
Where Kaytlyn is most concentrated
How much more common the name is in each state than across the country as a whole.
Explore further
See Kaytlyn on the interactive charts
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Source: U.S.A. Social Security Administration. Years 1880–2025. namelegacy.org