Is Jac a boy or girl name?

Jac is a boy’s name. Of the 615 Americans recorded with the name since 1880, 0.0% were girls and 100.0% were boys.

Jac

Recorded 1915–2025 · United States

Jac was most popular in 1956, when 18 American babies were given the name — ranking #4,318 that year. In 2025 it ranked #12,329, with 15 births. Across 1880–2025 the Social Security Administration has recorded 615 people named Jac.

Jac over time

Births per year. The dot marks Jac’s peak in 1956. Gaps are years the SSA suppressed, which it does for any name given to fewer than five babies.

Is Jac a boy’s or a girl’s name?

Across the whole record Jac is a boy’s name — 0.0% of the 615 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 Jac

Explore further

See Jac on the interactive charts

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