Is Kien a boy or girl name?

Kien is a boy’s name. Of the 530 Americans recorded with the name since 1880, 0.0% were girls and 100.0% were boys.

Kien

Recorded 1982–2025 · United States

Kien was most popular in 2024, when 26 American babies were given the name — ranking #8,690 that year. In 2025 it ranked #13,540, with 13 births. Across 1880–2025 the Social Security Administration has recorded 530 people named Kien.

Kien over time

Births per year. The dot marks Kien’s peak in 2024. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Kien a boy’s or a girl’s name?

Across the whole record Kien is a boy’s name — 0.0% of the 530 Americans given it were girls and 100.0% were boys. In births since 2016 it is 0% girls and 100% 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 Kien

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See Kien on the interactive charts

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