Is Yoshiko a boy or girl name?

Yoshiko is a girl’s name. Of the 1,331 Americans recorded with the name since 1880, 100.0% were girls and 0.0% were boys.

Name Legacy

Yoshiko

Recorded 1906–2007 · United States

Yoshiko was most popular in 1921, when 85 American babies were given the name — ranking #1,469 that year. It was not recorded in 2025. Across 1880–2025 the Social Security Administration has recorded 1,331 people named Yoshiko.

Yoshiko over time

Births per year. The dot marks Yoshiko’s peak in 1921. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Yoshiko a boy’s or a girl’s name?

Across the whole record Yoshiko is a girl’s name — 100.0% of the 1,331 Americans given it were girls and 0.0% were 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 Yoshiko

Where Yoshiko is most concentrated

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

Explore further

See Yoshiko on the interactive charts

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