How Many People Are Named Brook?
people named Brook are alive in the United States today (estimate)
About 1 in 25,744 people in the US has this name
Based on 14,021 babies named Brook in Social Security records from 1915 to 2025, and the share of each birth year still alive in 2025.
Popularity Rank
💎 Rare
Peak Year
496 births
Trend
Stable (last 10 years)
📖 Name Origin & Meaning
Meaning:
From an English surname which denoted one who lived near a brook.
Source of the meaning, origin, pronunciation and related names: Behind the Name.
⚧ Gender Distribution
Of the babies given the name Brook, 77.6% were girls and 22.4% were boys. The share of girls among babies named Brook rose from 38.9% in the 1950s to 69.3% in the 2020s. It was highest in the 2000s, at 91.4%.
👥 Age Distribution
The average person named Brook alive today is about 36 years old, and 58% are between 30 and 59. Half of them were between 25 and 47 in 2025.
📈 Popularity Over Time
Brook first appears in the records in 1915 and was given most often in 1980, to 496 babies. In 2025, 47 babies got the name.
Babies given the name each year, 1915 to 2025
🏆 Rank History
Brook has never been one of the 100 most popular girls' names. Its best rank was #503, in 1980. In 2025 it ranked #4,372. Among boys, its best rank was #662, in 1961.
| Girls | Boys | |
|---|---|---|
| Rank in 2025 | #4,372 | #5,893 |
| Best rank | #503 (1980) | #662 (1961) |
| Years in the top 100 | None | None |
| Rank in its biggest decade | #727 in the 1990s | #861 in the 1970s |
📍 State-Wise Distribution
People named Brook alive today, by the state where they were born (estimate; state records start in 1910).
More people named Brook were born in California than in any other state: about 1,236 of those alive today. Compared with the national rate in the same years, Brook was given 2.7 times as often in Utah, 2.6 times in Idaho and 2 times in Indiana.
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