Is Aiko a boy or girl name?

Aiko is mostly a girl’s name. Of the 1,886 Americans recorded with the name since 1880, 94.6% were girls and 5.4% were boys.

Name Legacy

Aiko

Recorded 1912–2025 · United States

Aiko was most popular in 2023, when 98 American babies were given the name — ranking #3,639 that year. In 2025 it ranked #4,257, with 76 births. Across 1880–2025 the Social Security Administration has recorded 1,886 people named Aiko.

Aiko over time

Births per year. The dot marks Aiko’s peak in 2023. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Aiko a boy’s or a girl’s name?

Across the whole record Aiko is mostly a girl’s name — 94.6% of the 1,886 Americans given it were girls and 5.4% were boys. In births since 2016 it is 83% girls and 17% 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 Aiko

Where Aiko is most concentrated

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

Explore further

See Aiko on the interactive charts

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