How Many People Are Named Kenji Brown?
There are approximately 23 people named Kenji Brown living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 14,902,363 Americans.
This estimate combines SSA birth records for the first name Kenji with Census Bureau frequency data for the surname Brown. Below you will find a breakdown of both names, including popularity trends, gender data, and Census background data where it is available.
Estimated People with This Name
23
1 in 14,902,363 Americans
Combination Rarity
Rare
First Name
View full profileKenji
Last Name
View full profileBrown
Kenji: Popularity Over Time
Year-by-year SSA birth registrations for the first name Kenji. The peak year was 2022 with 336 births. The average person named Kenji today is 20 years old.
Ancestry of the First Name Kenji
In the 2020 Census, the first name Kenji was most commonly recorded among people who identified as Asian and Pacific Islander (47.03%). The next largest recorded groups were Two or More Races (21.69%) and Black (13.70%).
These percentages describe the people who had the first name Kenji in the 2020 Census. They do not tell you the deeper origin or meaning of the name itself.
Read this as a snapshot of who already had the name in 2020, not as a trend line. The SSA chart above is still the better way to see how Kenji rose or fell over time.
Ancestry of the Brown Surname
The surname Brown was most commonly recorded among people who identified as White in the 2020 Census.
This is a self-reported race and ethnicity breakdown for people who had the surname Brown in the published Census surname tables. It gives useful context around who was recorded with the name, but it does not tell the full family history of every Boone line.
How we calculated this
The first name "Kenji" has an estimated frequency of < 0.0001% among living Americans, based on SSA birth records from 1880 to 2024 adjusted for mortality using CDC 2023 life tables.
The surname "Brown" appears at a rate of 463.73 per 100,000 people in the 2020 U.S. Census.
We do not use the Census first-name snapshot for the main estimate because it is only published once every 10 years. The latest public first-name Census file is from 2020, which is already 6 years old. SSA birth records plus CDC survival data give a better current estimate of how many people with the first name Kenji are likely to be alive now.
Multiplying these frequencies against the U.S. population of ~343 million gives 23 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Kenji
Other people with the surname Brown
Kenji Brown: Questions and Answers
How many people are named Kenji Brown?
We estimate approximately 23 people named Kenji Brown are alive in the United States today. The first name Kenji is shared by 4,922 Americans, and the surname Brown is shared by 1,589,457.
How rare is the name Kenji Brown?
This name combination is classified as Rare, occurring at a rate of about 1 in 14,902,363 Americans. The first name Kenji is rare and the surname Brown is very common.
Is Kenji a male or female name?
Kenji is predominantly male, with 99.4% of bearers being male and 0.6% female. It peaked in popularity in 2022 and the average bearer today is 20 years old.
What does the Census say about the first name Kenji?
In the 2020 Census, the first name Kenji was most commonly recorded among people who identified as Asian and Pacific Islander (47.03%). The next largest recorded groups were Two or More Races (21.69%) and Black (13.70%). These percentages describe the people who had the name in the 2020 Census, not the deeper origin of the name itself.
Where does this data come from?
First name data comes from the Social Security Administration (1880 to 2024), adjusted for survival using CDC 2023 life tables. When available, first-name Census background data comes from the 2020 U.S. Census Bureau first-name tables. Surname data comes from the 2020 U.S. Census Bureau. Full methodology.
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