Is Cailey a boy or girl name?

Cailey is a girl’s name. Of the 3,857 Americans recorded with the name since 1880, 100.0% were girls and 0.0% were boys.

Name Legacy

Cailey

Recorded 1984–2025 · United States

Cailey was most popular in 1999, when 198 American babies were given the name — ranking #1,797 that year. In 2025 it ranked #11,831, with 16 births. Across 1880–2025 the Social Security Administration has recorded 3,857 people named Cailey.

Cailey over time

Births per year. The dot marks Cailey’s peak in 1999. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Cailey a boy’s or a girl’s name?

Across the whole record Cailey is a girl’s name — 100.0% of the 3,857 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 Cailey

Where Cailey is most concentrated

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

Explore further

See Cailey on the interactive charts

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