Is Caelyn a boy or girl name?

Caelyn is a girl’s name. Of the 2,426 Americans recorded with the name since 1880, 99.8% were girls and 0.2% were boys.

Caelyn

Recorded 1987–2025 · United States

Caelyn was most popular in 2012, when 198 American babies were given the name — ranking #2,212 that year. In 2025 it ranked #9,082, with 24 births. Across 1880–2025 the Social Security Administration has recorded 2,426 people named Caelyn.

Caelyn over time

Births per year. The dot marks Caelyn’s peak in 2012. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Caelyn a boy’s or a girl’s name?

Across the whole record Caelyn is a girl’s name — 99.8% of the 2,426 Americans given it were girls and 0.2% 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 Caelyn

Where Caelyn is most concentrated

How much more common the name is in each state than across the country as a whole.

Explore further

See Caelyn on the interactive charts

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