Oisin

Boy name

Oisin has been given to 513 babies in the U.S. since 1991. It peaked in 2020. In 2025, about 1 in 77,640 boys was named Oisin.

Popularity over time births per year, 1880–2025

Hover or tap the chart to read any year.

Total babies

513

Peak year

2020 (31 babies)

Rank in 2025

Below top 1000

First recorded

1991

10-year trend

▲ +38%

Gender split

All boys

Same primary gender, peaked around the same years, and roughly as common as Oisin.

513 babies since 1912

513 babies since 1916

513 babies since 1989

513 babies since 1992

513 babies since 1994

513 babies since 1998

513 babies since 2008

514 babies since 1968

How popular is the name Oisin?

Oisin has been given to 513 babies in the U.S. since 1991. It ranked below the top 1000 in 2025.

When did the name Oisin peak?

Oisin peaked in 2020, when 31 babies were given the name.

Is Oisin a girl or boy name?

Oisin is primarily a boy name (100% of babies named Oisin are boys).

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