Is Marni a boy or girl name?

Marni is a girl’s name. Of the 3,420 Americans recorded with the name since 1880, 99.9% were girls and 0.1% were boys.

Marni

Recorded 1946–2025 · United States

Marni was most popular in 1969, when 253 American babies were given the name — ranking #1,087 that year. In 2025 it ranked #8,077, with 29 births. Across 1880–2025 the Social Security Administration has recorded 3,420 people named Marni.

Marni over time

Births per year. The dot marks Marni’s peak in 1969. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Marni a boy’s or a girl’s name?

Across the whole record Marni is a girl’s name — 99.9% of the 3,420 Americans given it were girls and 0.1% were boys. In births since 2016 it is 100% girls and 0% 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 Marni

Where Marni is most concentrated

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

Explore further

See Marni on the interactive charts

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