Is Rook a boy or girl name?

Rook is a boy’s name. Of the 750 Americans recorded with the name since 1880, 4.7% were girls and 95.3% were boys.

Rook

Recorded 2001–2025 · United States

Rook was most popular in 2025, when 88 American babies were given the name — ranking #3,861 that year. In 2025 it ranked #3,861, with 88 births. Across 1880–2025 the Social Security Administration has recorded 750 people named Rook.

Rook over time

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

Is Rook a boy’s or a girl’s name?

Across the whole record Rook is a boy’s name — 4.7% of the 750 Americans given it were girls and 95.3% were boys. In births since 2016 it is 7% girls and 93% 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 Rook

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See Rook on the interactive charts

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