Is Cian a boy or girl name?

Cian is a boy’s name. Of the 3,751 Americans recorded with the name since 1880, 0.7% were girls and 99.3% were boys.

Cian

Recorded 1976–2025 · United States

Cian was most popular in 2007, when 186 American babies were given the name — ranking #2,304 that year. In 2025 it ranked #2,721, with 148 births. Across 1880–2025 the Social Security Administration has recorded 3,751 people named Cian.

Cian over time

Births per year. The dot marks Cian’s peak in 2007. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Cian a boy’s or a girl’s name?

Across the whole record Cian is a boy’s name — 0.7% of the 3,751 Americans given it were girls and 99.3% 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 Cian

Where Cian is most concentrated

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

Explore further

See Cian on the interactive charts

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