Is Mikko a boy or girl name?

Mikko is a boy’s name. Of the 879 Americans recorded with the name since 1880, 2.8% were girls and 97.2% were boys.

Mikko

Recorded 1969–2025 · United States

Mikko 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 879 people named Mikko.

Mikko over time

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

Is Mikko a boy’s or a girl’s name?

Across the whole record Mikko is a boy’s name — 2.8% of the 879 Americans given it were girls and 97.2% were boys. In births since 2016 it is 4% girls and 96% 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 Mikko

Where Mikko is most concentrated

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

Explore further

See Mikko on the interactive charts

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