Is Keilly a boy or girl name?

Keilly is a girl’s name. Of the 610 Americans recorded with the name since 1880, 100.0% were girls and 0.0% were boys.

Keilly

Recorded 1993–2025 · United States

Keilly was most popular in 2011, when 48 American babies were given the name — ranking #5,765 that year. In 2025 it ranked #15,103, with 11 births. Across 1880–2025 the Social Security Administration has recorded 610 people named Keilly.

Keilly over time

Births per year. The dot marks Keilly’s peak in 2011. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Keilly a boy’s or a girl’s name?

Across the whole record Keilly is a girl’s name — 100.0% of the 610 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 Keilly

Where Keilly is most concentrated

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

Explore further

See Keilly on the interactive charts

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