Is Brien a boy or girl name?

Brien is a boy’s name. Of the 3,593 Americans recorded with the name since 1880, 0.1% were girls and 99.9% were boys.

Brien

Recorded 1925–2025 · United States

Brien was most popular in 1963, when 99 American babies were given the name — ranking #1,809 that year. In 2025 it ranked #20,040, with 7 births. Across 1880–2025 the Social Security Administration has recorded 3,593 people named Brien.

Brien over time

Births per year. The dot marks Brien’s peak in 1963. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Brien a boy’s or a girl’s name?

Across the whole record Brien is a boy’s name — 0.1% of the 3,593 Americans given it were girls and 99.9% 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 Brien

Where Brien is most concentrated

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

Explore further

See Brien on the interactive charts

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