Is Kain a boy or girl name?

Kain is a boy’s name. Of the 3,750 Americans recorded with the name since 1880, 0.0% were girls and 100.0% were boys.

Kain

Recorded 1973–2025 · United States

Kain was most popular in 2016, when 180 American babies were given the name — ranking #2,384 that year. In 2025 it ranked #3,686, with 94 births. Across 1880–2025 the Social Security Administration has recorded 3,750 people named Kain.

Kain over time

Births per year. The dot marks Kain’s peak in 2016. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Kain a boy’s or a girl’s name?

Across the whole record Kain is a boy’s name — 0.0% of the 3,750 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 Kain

Where Kain is most concentrated

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

Explore further

See Kain on the interactive charts

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