Is Arwyn a boy or girl name?

Arwyn is mostly a girl’s name. Of the 721 Americans recorded with the name since 1880, 93.1% were girls and 6.9% were boys.

Name Legacy

Arwyn

Recorded 1978–2025 · United States

Arwyn was most popular in 2025, when 55 American babies were given the name — ranking #5,272 that year. In 2025 it ranked #5,272, with 55 births. Across 1880–2025 the Social Security Administration has recorded 721 people named Arwyn.

Arwyn over time

Births per year. The dot marks Arwyn’s peak in 2025. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Arwyn a boy’s or a girl’s name?

Across the whole record Arwyn is mostly a girl’s name — 93.1% of the 721 Americans given it were girls and 6.9% were boys. In births since 2016 it is 87% girls and 13% 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 Arwyn

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See Arwyn on the interactive charts

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