Is Kirsty a boy or girl name?

Kirsty is a girl’s name. Of the 945 Americans recorded with the name since 1880, 100.0% were girls and 0.0% were boys.

Kirsty

Recorded 1961–2013 · United States

Kirsty was most popular in 1991, when 99 American babies were given the name — ranking #2,595 that year. It was not recorded in 2025. Across 1880–2025 the Social Security Administration has recorded 945 people named Kirsty.

Kirsty over time

Births per year. The dot marks Kirsty’s peak in 1991. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Kirsty a boy’s or a girl’s name?

Across the whole record Kirsty is a girl’s name — 100.0% of the 945 Americans given it were girls and 0.0% were 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 Kirsty

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See Kirsty on the interactive charts

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