How Many People Are Named Osiah Brown?
There are approximately 1 people named Osiah Brown 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 Osiah 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
1
1 in 342,754,338 Americans
Combination Rarity
Very Rare
First Name
View full profileOsiah
Last Name
View full profileBrown
Osiah: Popularity Over Time
Year-by-year SSA birth registrations for the first name Osiah. The peak year was 2024 with 52 births. The average person named Osiah today is 6 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 "Osiah" 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 1 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Osiah
Other people with the surname Brown
Osiah Brown: Questions and Answers
How many people are named Osiah Brown?
We estimate approximately 1 people named Osiah Brown are alive in the United States today. The first name Osiah is shared by 290 Americans, and the surname Brown is shared by 1,636,337.
How rare is the name Osiah Brown?
This name combination is classified as Very Rare, occurring at a rate of about 1 in 342,754,338 Americans. The first name Osiah is very rare and the surname Brown is very common.
Is Osiah a male or female name?
Osiah is predominantly male, with 100.0% of bearers being male and 0.0% female. It peaked in popularity in 2024 and the average bearer today is 6 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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