Brook Fordyce
There are approximately 1 people named Brook Fordyce living in the United States today. That makes this name combination very rare, occurring at a rate of about 1 in 342,754,338 Americans.
This estimate combines SSA birth records for the first name Brook with Census Bureau frequency data for the surname Fordyce. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Expected bearers
1
1 in 342,754,338
Named Brook
13K
Alive today
Named Fordyce
3.1K
Alive today
US population
343M
Denominator
Estimated living: 13K
Rarity: Uncommon
Gender: Unisex
Peak year: 1980
Average age: 37
Estimated bearers: 3.1K
Rarity: Rare
Census rank: #11,870
Per 100K: 0.89
Top ancestry: White (91.8%)
First name trend
Brook: popularity over time
Year-by-year SSA birth registrations for the first name Brook. The peak year was 1980 with 496 births. The average person named Brook today is 37 years old.
Babies born per year
Ethnicity
Ancestry of the Fordyce surname
Self-reported race and ethnicity breakdown for people with the surname Fordyce, from the 2010 US Census Bureau. The largest group is White at 91.8%.
- White91.8%
- Black or African American5.2%
- Hispanic or Latino1.5%
- Two or more races1.1%
- Unknown or suppressed0.4%
Methodology
How we calculated this
The first name Brook has a living-bearer frequency of 0.0038% of the US population, based on 13,093 estimated living Americans carrying this first name (from SSA birth records going back to 1880, adjusted for mortality using CDC life tables).
The surname Fordyce appears at a rate of 0.89 per 100,000 residents in the 2010 Census Bureau surname file, which translates to a frequency of 0.0009%.
Multiplying these two independent frequencies against the current US population of 342,754,338 gives an expected count of approximately 1 people with the full name Brook Fordyce. This assumes statistical independence between first and last names, which is a simplification but produces reasonable estimates for most combinations.
FAQ
Brook Fordyce: questions and answers
How many people are named Brook Fordyce?
We estimate approximately 1 people in the United States share the full name Brook Fordyce. That works out to about 1 in 342,754,338 Americans. This is calculated by combining the first-name frequency (0.0038%) with the surname frequency (0.89 per 100K) against the current US population.
How rare is the name Brook Fordyce?
We classify Brook Fordyce as "Very Rare". About 1 in 342,754,338 Americans share this exact first and last name combination.
Is Brook a male or female name?
Brook is predominantly unisex. Out of 13,973 total SSA registrations, 24.2% were male and 75.8% were female. See the full Brook profile for detailed gender data.
Where does this data come from?
First-name data comes from the Social Security Administration's national baby name files (1880 to 2024). Surname data comes from the 2010 US Census Bureau decennial surname tables. Living-bearer estimates use CDC actuarial life tables to adjust for mortality. Read the full methodology.