Is Sunday a boy or girl name?

Sunday is a girl’s name. Of the 3,317 Americans recorded with the name since 1880, 96.4% were girls and 3.6% were boys.

Sunday

Recorded 1916–2025 · United States

Sunday was most popular in 2025, when 290 American babies were given the name — ranking #1,735 that year. In 2025 it ranked #1,735, with 290 births. Across 1880–2025 the Social Security Administration has recorded 3,317 people named Sunday.

Sunday over time

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

Is Sunday a boy’s or a girl’s name?

Across the whole record Sunday is a girl’s name — 96.4% of the 3,317 Americans given it were girls and 3.6% were boys. In births since 2016 it is 95% girls and 5% 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 Sunday

Where Sunday is most concentrated

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

Explore further

See Sunday on the interactive charts

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