Given name & surname

Brook

“from the running stream”

Brook is used as a given name and a surname. One English interpretation is “from the running stream.”

Meaning & origin

What it means

One English interpretation is “from the running stream.”

Where it comes from

An origin associated with this spelling is English.

The story

Published U.S. birth records include this spelling as early as 1915. This is the earliest published observation available here, rather than a date for the name’s origin.

From dated birth records

Brook through the years

Babies since 1880
14,021
3,391 boys · 10,630 girls
Most popular year
1980
496 babies
2025
47
#4,373 for girls · #5,896 for boys
2021–25 vs 2016–20
−34%
Easing
Boys Girls
0100200300192019401960198020002025Highest share 1980Boys 8.8Girls 20
Brook in U.S. Social Security birth records, 1915–2025, per million births of each sex. Years with fewer than five births for a sex are not published and appear as zero. Use the arrow keys to step through years.

Boys, girls and both

The balance of boys and girls given this name has shifted over time. Recent births are 26% boys.

Boys Girls
0%50%100%192019401960198020002020
Five-year rolling share of U.S. births. Blank stretches had too few births to read.

Where it’s given

Most at home inCalifornia
FewerMore, relative to births Not published
2025 births by state of birth. Tiles are equal-sized so small states stay visible. Highest rates: California (5).

By the numbers

In 2025, this name appeared in 32 U.S. birth records for girls, ranking No. 4,373 among girls’ names. Average annual use for girls was 42.9% lower in 2021–2025 than in 2016–2020. Its largest published annual count for girls was 405 in 1980. It also appeared in 15 birth records for boys in 2025. In 2025, California had the largest reported state-level birth count for girls with this name (5). Published U.S. population figures for this spelling include 14,890 as a first name in 2020; 4,025 as a surname in 2020.

From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.

Brook’s family of names

In English usage, Brook has a related form in Brooke. Brook has a related form in Brooke. Brook has a related form in Brooklyn.

Walk Brook’s family in the name graph

BrookBroocΜπρουκBrooksBrooklynBrookeBrooklynnBrockBrooklynneBrookieBrok

Inner ring: spellings · middle: nicknames and forms · outer: across languages.

Hover or tab through the constellation to see how each name is related. Bigger dots are names more people in the U.S. share.

Nicknames & forms 7

Diminutives, pet forms, short forms and variants used alongside the name.

Spellings & scripts 2

The same name written differently, including transliterations into other scripts.

Across languages 1

Equivalents and cognates in other languages, plus older forms it grew from.

Similar names

If you love Brook, these share its style, era, origin or sound, from outside its own family.

English · Nature

Loren

“crowned with laurel; from the laurel tree” · “man from Laurentum; crowned with laurel”

39RareEasing

40% boys · 60% girls

English · Nature

Nana

“born during the spring; a star” · “a grandmother or one who watches over children”

27RareEasing

50% boys · 50% girls

English · Shared

Robin

“one who is bright with fame”

63FamiliarRising

47% boys · 53% girls

English · Nature

Windsor

“from the river that has a winch”

29RareSteady

29% boys · 71% girls

American · Shared

Storm

Storm is used as a given name and a surname. One American interpretation is “of the tempest; stormy weather; having an impetuous nature.”

48UncommonRising

42% boys · 58% girls

English · Nature

Starling

“resembling the bird”

23RareRising

40% boys · 60% girls

English · Nature

Ridley

“from the meadow of reeds”

45UncommonSteady

43% boys · 57% girls

English · Nature

Afton

“from the Afton river”

32RareCooling

16% boys · 84% girls

Sibling ideas

Names that share Brook’s feel without repeating its first letter or rhyming with it.

A brother for Brook

A sister for Brook