Is Mars a boy or girl name?

Mars is mostly a boy’s name. Of the 1,522 Americans recorded with the name since 1880, 13.3% were girls and 86.7% were boys.

Name Legacy

Mars

Recorded 1923–2025 · United States

Mars was most popular in 2023, when 190 American babies were given the name — ranking #2,308 that year. In 2025 it ranked #2,929, with 132 births. Across 1880–2025 the Social Security Administration has recorded 1,522 people named Mars.

Mars over time

Births per year. The dot marks Mars’s peak in 2023. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Mars a boy’s or a girl’s name?

Across the whole record Mars is mostly a boy’s name — 13.3% of the 1,522 Americans given it were girls and 86.7% were boys. In births since 2016 it is 16% girls and 84% 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 Mars

Where Mars is most concentrated

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

Explore further

See Mars on the interactive charts

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