Is Selwyn a boy or girl name?

Selwyn is a boy’s name. Of the 1,418 Americans recorded with the name since 1880, 0.7% were girls and 99.3% were boys.

Selwyn

Recorded 1904–2025 · United States

Selwyn was most popular in 1961, when 43 American babies were given the name — ranking #2,825 that year. In 2025 it ranked #22,044, with 6 births. Across 1880–2025 the Social Security Administration has recorded 1,418 people named Selwyn.

Selwyn over time

Births per year. The dot marks Selwyn’s peak in 1961. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Selwyn a boy’s or a girl’s name?

Across the whole record Selwyn is a boy’s name — 0.7% of the 1,418 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 Selwyn

Where Selwyn is most concentrated

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

New York 11.3×

Explore further

See Selwyn on the interactive charts

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