Is Kaytlyn a boy or girl name?

Kaytlyn is a girl’s name. Of the 2,722 Americans recorded with the name since 1880, 100.0% were girls and 0.0% were boys.

Name Legacy

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

Births per year. The dot marks Kaytlyn’s peak in 1998. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

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.

Names that peaked alongside Kaytlyn

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

Source: U.S.A. Social Security Administration. Years 1880–2025. namelegacy.org