How Many People Are Named Isai Brown?
There are approximately 35 people named Isai Brown living in the United States today. That makes this name combination rare, occurring at a rate of about 1 in 9,792,981 Americans.
This estimate combines SSA birth records for the first name Isai with Census Bureau frequency data for the surname Brown. Below you will find a breakdown of both names, including popularity trends, gender data, and ancestry information.
Estimated People with This Name
35
1 in 9,792,981 Americans
Combination Rarity
Rare
First Name
View full profileIsai
Last Name
View full profileBrown
Isai: Popularity Over Time
Year-by-year SSA birth registrations for the first name Isai. The peak year was 2007 with 333 births. The average person named Isai today is 19 years old.
Ancestry of the Brown Surname
Self-reported race and ethnicity breakdown for people with the surname Brown, from the 2010 U.S. Census Bureau.
How we calculated this
The first name "Isai" 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 487.16 per 100,000 people in the 2010 U.S. Census.
Multiplying these frequencies against the U.S. population of ~343 million gives 35 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Isai
Other people with the surname Brown
Isai Brown: Questions and Answers
How many people are named Isai Brown?
We estimate approximately 35 people named Isai Brown are alive in the United States today. The first name Isai is shared by 7,084 Americans, and the surname Brown is shared by 1,636,337.
How rare is the name Isai Brown?
This name combination is classified as Rare, occurring at a rate of about 1 in 9,792,981 Americans. The first name Isai is rare and the surname Brown is very common.
Is Isai a male or female name?
Isai is predominantly male, with 99.5% of bearers being male and 0.5% female. It peaked in popularity in 2007 and the average bearer today is 19 years old.
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. Surname data comes from the 2010 U.S. Census Bureau. Full methodology.
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