How Many People Are Named Jonas Brown?
There are approximately 120 people named Jonas Brown living in the United States today. That makes this name combination uncommon, occurring at a rate of about 1 in 2,856,286 Americans.
This estimate combines SSA birth records for the first name Jonas 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
120
1 in 2,856,286 Americans
Combination Rarity
Uncommon
First Name
View full profileJonas
Last Name
View full profileBrown
Jonas: Popularity Over Time
Year-by-year SSA birth registrations for the first name Jonas. The peak year was 2008 with 1,256 births. The average person named Jonas today is 25 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 "Jonas" 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 120 estimated people. This assumes first names and last names are statistically independent. Full methodology.
Other people named Jonas
Other people with the surname Brown
Jonas Brown: Questions and Answers
How many people are named Jonas Brown?
We estimate approximately 120 people named Jonas Brown are alive in the United States today. The first name Jonas is shared by 24,619 Americans, and the surname Brown is shared by 1,636,337.
How rare is the name Jonas Brown?
This name combination is classified as Uncommon, occurring at a rate of about 1 in 2,856,286 Americans. The first name Jonas is uncommon and the surname Brown is very common.
Is Jonas a male or female name?
Jonas is predominantly male, with 99.9% of bearers being male and 0.1% female. It peaked in popularity in 2008 and the average bearer today is 25 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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