Is Oslo a boy or girl name?

Oslo is a boy’s name. Of the 581 Americans recorded with the name since 1880, 0.0% were girls and 100.0% were boys.

Oslo

Recorded 2007–2025 · United States

Oslo was most popular in 2022, when 94 American babies were given the name — ranking #3,726 that year. In 2025 it ranked #4,188, with 78 births. Across 1880–2025 the Social Security Administration has recorded 581 people named Oslo.

Oslo over time

Births per year. The dot marks Oslo’s peak in 2022. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Oslo a boy’s or a girl’s name?

Across the whole record Oslo is a boy’s name — 0.0% of the 581 Americans given it were girls and 100.0% 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 Oslo

Explore further

See Oslo on the interactive charts

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