Brook
The Story of Brook
As a girl name
Brook first appeared in U.S. Social Security Administration records as a girl name in 1931, with 5 babies given the name that year. Its peak popularity came in 1980, when 405 Brooks were born — ranking #503 that year. As of 2026, Brook ranks #5,742 for girls with 21 births, falling sharply (-42%). In total, more than 11K Brooks have been born in the U.S. since records began in 1880, spanning the 1930s through the 2020s.
As a boy name
Brook first appeared in U.S. Social Security Administration records as a boy name in 1915, with 5 babies given the name that year. Its peak popularity came in 1961, when 139 Brooks were born — ranking #663 that year. As of 2026, Brook ranks #6,078 for boys with 14 births, gradually falling (-11%). In total, more than 3K Brooks have been born in the U.S. since records began in 1880, spanning the 1910s through the 2020s.
Popularity Over Time
Popularity by State
Names that sound like Brook
Phonetically similar names — useful when Brook is the vibe but a different syllable count or letter feel might suit better. Linked entries have a profile on Peek a Name.
Source: Datamuse . Phonetic similarity ranking, not curated.
Frequently Asked Questions about Brook
What does the name Brook mean?
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In which U.S. states is Brook most popular?
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About the name Brook
Brook is a unisex baby name tracked by the U.S. Social Security Administration. It first appeared in SSA records in 1931 and has accumulated 11K births in the dataset. Brook's peak popularity came in 1980 when it ranked #503. Use the chart and map above to compare Brook's trajectory across years and U.S. states, or browse the related names section to discover similar choices.
Continue exploring
- Top names of 1980 →
- Names of the 1980s →
- Names starting with "B" →
- Browse all girl names →
- Top names of 2026 →
- Browse unisex names →
Data sources
- Birth statistics (counts, ranks, years 1880–2026) — U.S. Social Security Administration . Predictions for years not yet released by SSA are computed by Peek a Name from historical trends; we update with official data as soon as it ships.
- Etymology, cultural origins, and related forms — Behind the Name (used under their public API terms).
- Meaning prose and editorial summary — Wikipedia article extracts, licensed under CC BY-SA 3.0 .
- Predicted nationality distribution — Nationalize.io .
- Phonetically similar names — Datamuse .
Peek a Name aggregates and presents the above data for informational purposes. Statistical predictions and external attributions are clearly labelled where shown; we make no guarantee of accuracy beyond what each source provides.