Is Alexei a boy or girl name?

Alexei is mostly a boy’s name. Of the 1,486 Americans recorded with the name since 1880, 7.9% were girls and 92.1% were boys.

Name Legacy

Alexei

Recorded 1961–2025 · United States

Alexei was most popular in 2021, when 56 American babies were given the name — ranking #5,177 that year. In 2025 it ranked #6,962, with 36 births. Across 1880–2025 the Social Security Administration has recorded 1,486 people named Alexei.

Alexei over time

Births per year. The dot marks Alexei’s peak in 2021. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Alexei a boy’s or a girl’s name?

Across the whole record Alexei is mostly a boy’s name — 7.9% of the 1,486 Americans given it were girls and 92.1% were boys. In births since 2016 it is 3% girls and 97% 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 Alexei

Where Alexei is most concentrated

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

Explore further

See Alexei on the interactive charts

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